:root {
    /* Pitch-black base - consulting.com inspired */
    --bg: #000000;           /* pure black */
    --bg-2: #0A0A0C;         /* slightly raised */
    --bg-3: #131317;         /* card */
    --bg-dark: #000000;
    --bg-dark-2: #050506;
    --line: rgba(255,255,255,0.08);
    --line-2: rgba(255,255,255,0.16);
    --text: #FFFFFF;         /* white */
    --text-2: #B5B3BC;       /* muted */
    --text-3: #9A98A2;       /* dimmest — bumped from #6E6C75 for readability */
    --accent: #eb1696;       /* magenta highlight */
    --accent-2: #E96E97;     /* softer magenta */
    --accent-soft: rgba(235,22,150,0.08);
    --warn: #E85D3C;
    --green: #5BAA73;
    --radius: 16px;
    --maxw: 1180px;
    --pad: clamp(20px, 4vw, 64px);
  }
  /* Subtle grain - very faint */
  body::before {
    content: '';
    position: fixed; inset: 0;
    pointer-events: none;
    z-index: 1000;
    opacity: 0.12;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.10 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  }
  body { background: #000; position: relative; overflow-x: clip; }
  html { overflow-x: clip; }
  body::after {
    content: '';
    position: fixed; inset: 0;
    z-index: -3;
    background:
      radial-gradient(800px 600px at 85% 5%, rgba(235,22,150,0.10), transparent 65%),
      radial-gradient(900px 700px at 0% 95%, rgba(60,80,120,0.10), transparent 65%),
      #000;
  }

  /* ===== Fluid silky light smoke - replaces grid texture ===== */
  .fluid-bg {
    display: none;
    position: fixed; inset: -10%;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
    contain: strict;
  }
  .fluid-bg::before, .fluid-bg::after, .fluid-bg .layer {
    content: '';
    position: absolute; inset: -25%;
    background:
      radial-gradient(ellipse 55% 35% at 22% 30%, rgba(235,22,150,0.30), transparent 60%),
      radial-gradient(ellipse 45% 35% at 78% 68%, rgba(70,110,210,0.22), transparent 60%),
      radial-gradient(ellipse 35% 25% at 62% 18%, rgba(255,200,170,0.10), transparent 60%);
    filter: blur(80px);
    will-change: transform, opacity;
    mix-blend-mode: screen;
    opacity: 0.95;
    animation: smokeDrift1 32s ease-in-out infinite;
  }
  .fluid-bg::after {
    background:
      radial-gradient(ellipse 60% 40% at 70% 25%, rgba(235,22,150,0.18), transparent 60%),
      radial-gradient(ellipse 50% 40% at 25% 75%, rgba(110,90,200,0.20), transparent 60%);
    filter: blur(120px);
    opacity: 0.80;
    animation: smokeDrift2 48s ease-in-out infinite reverse;
  }
  .fluid-bg .layer {
    background:
      radial-gradient(ellipse 70% 50% at 50% 90%, rgba(235,22,150,0.14), transparent 65%),
      radial-gradient(ellipse 60% 40% at 10% 50%, rgba(80,120,200,0.10), transparent 60%);
    filter: blur(140px);
    opacity: 0.75;
    animation: smokeDrift3 64s ease-in-out infinite;
  }
  @keyframes smokeDrift1 {
    0%,100% { transform: translate3d(0,0,0) rotate(0deg)   scale(1);    }
    33%     { transform: translate3d(4%,-3%,0) rotate(3deg) scale(1.06); }
    66%     { transform: translate3d(-3%,4%,0) rotate(-2deg) scale(0.96); }
  }
  @keyframes smokeDrift2 {
    0%,100% { transform: translate3d(0,0,0) rotate(0deg)   scale(1);    }
    50%     { transform: translate3d(-5%,3%,0) rotate(-3deg) scale(1.10); }
  }
  @keyframes smokeDrift3 {
    0%,100% { transform: translate3d(0,0,0) rotate(0deg) scale(1);     }
    50%     { transform: translate3d(3%,-5%,0) rotate(2deg) scale(1.08); }
  }
  @media (prefers-reduced-motion: reduce) {
    .fluid-bg::before, .fluid-bg::after, .fluid-bg .layer { animation: none; }
  }

  /* ===== Aurora orbs - slow drifting ambient light ===== */
  .aurora {
    display: none;
    position: fixed; inset: -25%;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
    filter: blur(110px);
    opacity: 0.85;
  }
  .aurora .orb {
    position: absolute;
    border-radius: 50%;
    mix-blend-mode: screen;
    will-change: transform;
  }
  .aurora .orb-1 {
    width: 56vw; height: 56vw; left: -10%; top: -10%;
    background: radial-gradient(circle, rgba(235,22,150,0.45) 0%, rgba(235,22,150,0.10) 40%, transparent 70%);
    animation: drift1 38s ease-in-out infinite;
  }
  .aurora .orb-2 {
    width: 64vw; height: 64vw; right: -18%; top: 18%;
    background: radial-gradient(circle, rgba(80,120,200,0.32) 0%, rgba(80,120,200,0.08) 45%, transparent 70%);
    animation: drift2 46s ease-in-out infinite;
  }
  .aurora .orb-3 {
    width: 50vw; height: 50vw; left: 30%; bottom: -20%;
    background: radial-gradient(circle, rgba(235,22,150,0.25) 0%, rgba(120,40,90,0.10) 50%, transparent 70%);
    animation: drift3 52s ease-in-out infinite;
  }
  .aurora .orb-4 {
    width: 38vw; height: 38vw; left: 55%; top: -15%;
    background: radial-gradient(circle, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0.03) 45%, transparent 70%);
    animation: drift1 60s ease-in-out infinite reverse;
  }
  @keyframes drift1 {
    0%,100% { transform: translate3d(0,0,0) scale(1); }
    50%     { transform: translate3d(12%, 8%, 0) scale(1.18); }
  }
  @keyframes drift2 {
    0%,100% { transform: translate3d(0,0,0) scale(1); }
    50%     { transform: translate3d(-10%, 14%, 0) scale(0.92); }
  }
  @keyframes drift3 {
    0%,100% { transform: translate3d(0,0,0) scale(1); }
    50%     { transform: translate3d(8%, -12%, 0) scale(1.1); }
  }

  /* SVG-driven smoke wisp - true turbulence, low frequency = soft smoke */
  .smoke-veil {
    display: none;
    position: fixed; inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.45;
    mix-blend-mode: screen;
  }
  @media (prefers-reduced-motion: reduce) {
    .aurora .orb { animation: none; }
  }

  /* ===== Mobile perf: tắt effect nặng GPU ≤768px ===== */
  @media (max-width: 768px) {
    .fluid-bg { display: none; }
    .aurora { display: none; }
    .hero-glow { display: none; }
    .ribbon-track { animation: none; }
    .ribbon { display: none; }
    .pill .dot { animation: none; }
    .scroll-indicator { display: none; }
    /* Bỏ backdrop-filter - render đắt trên mobile, thay bằng solid bg */
    .story-inline-photo figcaption,
    .story-photos-2 .ph .cap,
    .story-portrait .label,
    .sticky-cta {
      backdrop-filter: none !important;
      -webkit-backdrop-filter: none !important;
      background: rgba(10,11,14,0.92) !important;
    }
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html, body { background: var(--bg); color: var(--text); font-family: 'Plus Jakarta Sans', 'Be Vietnam Pro', system-ui, sans-serif; -webkit-font-smoothing: antialiased; line-height: 1.5; }
  body { overflow-x: hidden; }
  a { color: inherit; text-decoration: none; }
  img { max-width: 100%; display: block; }

  /* ====== Top urgency bar ====== */
  .urgency {
    background: var(--accent);
    color: var(--bg-dark);
    text-align: center;
    padding: 9px var(--pad);
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: -0.005em;
    border-bottom: 1px solid var(--bg-dark);
  }
  .urgency b { font-weight: 800; }
  .urgency .sep { opacity: 0.4; margin: 0 10px; }

  /* ====== Nav ====== */
  nav.top {
    position: sticky; top: 0; z-index: 50;
    background: rgba(246,241,233,0.85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
  .nav-row {
    max-width: var(--maxw); margin: 0 auto;
    padding: 14px var(--pad);
    display: flex; align-items: center; gap: 24px;
  }
  .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; }
  .brand .logo {
    width: 28px; height: 28px; border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: grid; place-items: center;
    color: var(--bg-dark); font-weight: 800; font-size: 14px;
  }
  .brand .name { font-size: 15px; }
  .brand .name span { color: var(--text-3); font-weight: 500; }
  .nav-links { display: flex; gap: 22px; margin-left: auto; }
  .nav-links a { font-size: 14px; color: var(--text-2); transition: color .15s; }
  .nav-links a:hover { color: var(--text); }
  .nav-cta {
    background: var(--accent); color: #fff;
    padding: 9px 16px; border-radius: 999px;
    font-weight: 700; font-size: 13.5px;
    transition: transform .15s, box-shadow .15s;
  }
  .nav-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(255,111,165,0.25); }
  @media (max-width: 720px) { .nav-links { display: none; } }

  /* ====== Hero ====== */
  .hero { position: relative; padding: clamp(48px, 9vw, 120px) var(--pad) clamp(40px, 7vw, 88px); }
  /* hero-grid checker REMOVED - replaced by fluid smoke bg */
  .hero-grid { display: none; }
  .hero-glow {
    position: absolute; left: 50%; top: -120px; width: 800px; height: 800px;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(255,111,165,0.18), transparent 60%);
    pointer-events: none; filter: blur(40px);
  }
  .hero-inner { max-width: var(--maxw); margin: 0 auto; position: relative; text-align: center; }
  .hero-banner {
    margin: 48px auto 0;
    max-width: 1200px;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--line-2);
    box-shadow: 0 24px 64px rgba(0,0,0,0.4), 0 0 0 1px rgba(235,22,150,0.08);
    position: relative;
  }
  .hero-banner img {
    width: 100%; height: auto; display: block;
    transition: transform 1.2s cubic-bezier(.2,.7,.2,1);
  }
  .hero-banner:hover img { transform: scale(1.02); }
  @media (max-width: 720px) {
    .hero-banner { margin-top: 32px; border-radius: 16px; }
  }
  .pill {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 7px 14px 7px 10px; border-radius: 999px;
    background: rgba(255,111,165,0.08);
    border: 1px solid rgba(255,111,165,0.25);
    font-size: 13px; color: var(--accent); font-weight: 600;
    margin-bottom: 28px;
  }
  .pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: pulse 1.6s ease-in-out infinite; }
  @keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: 0.4 } }

  h1.headline {
    font-size: clamp(32px, 6.4vw, 78px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.035em;
    margin-bottom: 28px;
    text-wrap: pretty;
    padding: 8px 0 4px;
    overflow: visible;
  }
  /* Bỏ italic font-style: stacked diacritic 'ố' của italic cao hơn ascender → bị
     che thị giác. Dùng skewX để fake italic, không phụ thuộc font metric. */
  h1.headline .accent {
    color: var(--accent);
    font-style: normal;
    font-weight: 700;
    font-family: 'Be Vietnam Pro', 'Plus Jakarta Sans', sans-serif;
    letter-spacing: -0.04em;
    display: inline-block;
    transform: skewX(-9deg);
    transform-origin: 0 100%;
    line-height: 1.2;
    padding: 0 0.06em;
  }
  .hero-inner, .hero { overflow: visible !important; }
  .sub {
    font-size: clamp(16px, 1.6vw, 19px);
    color: var(--text-2);
    max-width: 640px; margin: 0 auto 36px;
    text-wrap: pretty;
  }
  .sub b { color: var(--text); font-weight: 600; }
  .cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; align-items: center; }
  .btn-primary {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--accent); color: #fff;
    padding: 16px 26px; border-radius: 14px;
    font-weight: 700; font-size: 16px;
    border: none; cursor: pointer;
    transition: transform .15s, box-shadow .15s;
    letter-spacing: -0.005em;
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(255,111,165,0.35); }
  .btn-primary svg { transition: transform .2s; }
  .btn-primary:hover svg { transform: translateX(3px); }
  .btn-secondary {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--text); padding: 16px 22px;
    border-radius: 14px; border: 1px solid var(--line-2);
    font-weight: 600; font-size: 15px;
    background: transparent; cursor: pointer;
    transition: background .15s, border-color .15s;
  }
  .btn-secondary:hover { background: var(--bg-3); border-color: var(--text-3); }

  .hero-meta {
    display: flex; gap: 28px; justify-content: center; margin-top: 32px; flex-wrap: wrap;
    font-size: 13.5px; color: var(--text-2);
  }
  .hero-meta span { display: inline-flex; align-items: center; gap: 6px; }
  .hero-meta svg { color: var(--accent); }

  /* Countdown */
  .countdown {
    margin-top: 56px;
    display: inline-grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    padding: 18px 22px;
    background: var(--bg-2);
    border: 1px solid var(--line);
    border-radius: 18px;
    min-width: min(560px, 100%);
  }
  .cd-cell { text-align: center; padding: 8px 14px; }
  .cd-cell .num { font-size: 38px; font-weight: 700; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; line-height: 1; }
  .cd-cell .lbl { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 6px; font-weight: 500; }
  .cd-wrap { text-align: center; }
  .cd-title { font-size: 13px; color: var(--text-2); margin-bottom: 6px; font-weight: 500; }
  .cd-title b { color: var(--accent); font-weight: 700; }

  /* Hero photo strip */
  .photo-strip {
    margin-top: 64px;
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px;
    max-width: 920px; margin-left: auto; margin-right: auto;
  }
  .photo-strip .ph {
    aspect-ratio: 3/4;
    border-radius: 12px;
    background: linear-gradient(135deg, #E8DBC8, #D7C8B0);
    border: 1px solid var(--line);
    overflow: hidden;
    position: relative;
  }
  .photo-strip .ph::after {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at 50% 30%, rgba(255,111,165,0.05), transparent 70%);
  }
  .ph-icon { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); color: var(--text-3); font-size: 20px; }

  /* ====== Section base ====== */
  section.s {
    padding: clamp(72px, 8vw, 120px) var(--pad);
    position: relative;
  }
  .s-inner { max-width: var(--maxw); margin: 0 auto; }
  .eyebrow {
    display: inline-block;
    font-size: 12px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 14px;
    padding-left: 18px; position: relative;
  }
  .eyebrow::before {
    content: ''; position: absolute; left: 0; top: 50%; width: 12px; height: 1px;
    background: var(--accent);
  }
  h2.section-title {
    font-size: clamp(26px, 4.0vw, 48px);
    font-weight: 700; line-height: 1.25; letter-spacing: -0.03em;
    margin-bottom: 18px; text-wrap: pretty; max-width: 880px;
    padding-top: 6px;
    overflow: visible;
  }
  h2.section-title em {
    font-style: italic; font-weight: 400; color: var(--accent);
    line-height: 1.2;
    display: inline-block; padding-top: 4px;
  }
  .section-desc {
    color: var(--text-2); font-size: 17px; max-width: 640px; line-height: 1.55;
  }

  /* ====== Pain points ====== */
  .pain { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .pain-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
    margin-top: 56px;
  }
  @media (max-width: 900px) { .pain-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 540px) { .pain-grid { grid-template-columns: 1fr; } }
  .pain-card {
    padding: 28px 24px;
    background: var(--bg-3);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: transform .2s, border-color .2s;
  }
  .pain-card:hover { transform: translateY(-3px); border-color: var(--line-2); }
  .pain-card .em { font-size: 28px; margin-bottom: 14px; }
  .pain-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.01em; }
  .pain-card p { color: var(--text-2); font-size: 14.5px; line-height: 1.55; }

  /* ====== Curriculum (7 days) ====== */
  .curric-list {
    margin-top: 64px;
    border-top: 1px solid var(--line);
  }
  .curric-row {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 32px;
    padding: 32px 0;
    border-bottom: 1px solid var(--line);
    align-items: start;
    transition: background .2s;
    cursor: default;
  }
  .curric-row:hover { background: rgba(255,111,165,0.02); }
  .curric-day {
    font-size: 12px; font-weight: 600; color: var(--text-3);
    letter-spacing: 0.12em; text-transform: uppercase;
    padding-top: 5px;
  }
  .curric-day .n {
    display: block; font-size: 36px; font-weight: 700; color: var(--accent);
    letter-spacing: -0.03em; margin-top: 6px; font-variant-numeric: tabular-nums;
  }
  .curric-content h3 {
    font-size: clamp(20px, 2.2vw, 26px);
    font-weight: 600; letter-spacing: -0.02em;
    margin-bottom: 8px; line-height: 1.2;
  }
  .curric-content p { color: var(--text-2); font-size: 15px; max-width: 600px; }
  .curric-tag {
    align-self: start;
    padding: 5px 11px; border-radius: 999px;
    background: var(--bg-3); border: 1px solid var(--line);
    font-size: 11.5px; font-weight: 600; color: var(--text-2);
    letter-spacing: 0.04em;
    white-space: nowrap;
  }
  @media (max-width: 720px) {
    .curric-row { grid-template-columns: 70px 1fr; }
    .curric-tag { display: none; }
  }

  /* ====== About chị Thanh ====== */
  .about { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .about-wrap {
    display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px; align-items: center;
  }
  @media (max-width: 900px) {
    .about-wrap { grid-template-columns: 1fr; gap: 36px; }
    .about-photo { position: relative; top: auto; align-self: stretch; }
  }
  .about-photo {
    aspect-ratio: 4/5;
    border-radius: 24px;
    background: linear-gradient(135deg, #1a1d24, #2a2f3a);
    position: sticky;
    top: 90px;
    align-self: start;
    overflow: hidden;
    border: 1px solid var(--line);
  }
  .about-photo::after {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255,111,165,0.12), transparent 60%);
  }
  .about-photo .badge {
    position: absolute; bottom: 18px; left: 18px; right: 18px;
    background: rgba(10,11,14,0.7); backdrop-filter: blur(16px);
    border: 1px solid var(--line-2); border-radius: 14px;
    padding: 14px 16px; display: flex; align-items: center; gap: 12px;
  }
  .about-photo .badge .av {
    width: 40px; height: 40px; border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: var(--bg-dark); display: grid; place-items: center; font-weight: 700;
  }
  .about-photo .badge .nm { font-weight: 600; font-size: 14px; }
  .about-photo .badge .rl { font-size: 12px; color: var(--text-3); }

  .about-stats {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
    margin-top: 32px; border-top: 1px solid var(--line); padding-top: 28px;
  }
  .about-stat .v { font-size: 28px; font-weight: 700; letter-spacing: -0.03em; }
  .about-stat .v span { color: var(--accent); }
  .about-stat .l { font-size: 12.5px; color: var(--text-3); margin-top: 4px; line-height: 1.4; }

  /* About-Thanh new style */
  .about-tag {
    display: inline-block;
    font-size: 11.5px; font-weight: 700;
    letter-spacing: 0.16em; text-transform: uppercase;
    color: var(--accent);
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(235,22,150,0.10);
    border: 1px solid rgba(235,22,150,0.30);
    margin-bottom: 22px;
  }
  .about-title {
    margin-bottom: 14px;
    font-size: clamp(28px, 4vw, 46px) !important;
  }
  .about-title .line-1 { display: block; }
  .about-title .line-2 { display: block; margin-top: 4px; }
  .about-subtitle {
    color: var(--text-2);
    font-size: 15.5px; line-height: 1.55;
    margin-bottom: 24px;
    max-width: 560px;
  }
  .about-quote {
    margin: 0 0 26px;
    padding: 18px 22px;
    background: rgba(235,22,150,0.06);
    border-left: 3px solid var(--accent);
    border-radius: 0 12px 12px 0;
    font-size: 16.5px; font-weight: 500; color: var(--text);
    font-style: italic;
    line-height: 1.55;
    letter-spacing: -0.005em;
  }
  .about-bio {
    color: var(--text-2);
    font-size: 15.5px;
    line-height: 1.7;
    margin-bottom: 14px;
  }
  .about-bio b { color: var(--text); font-weight: 600; }

  /* ====== Bonus / value stack ====== */
  .stack-grid {
    margin-top: 56px;
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  }
  @media (max-width: 720px) { .stack-grid { grid-template-columns: 1fr; } }
  .stack-card {
    padding: 24px; border: 1px solid var(--line);
    border-radius: var(--radius); background: #0E0F13;
    display: grid; grid-template-columns: 44px 1fr auto; gap: 18px; align-items: start;
  }
  .stack-card .ic {
    width: 44px; height: 44px; border-radius: 11px;
    background: rgba(255,111,165,0.1); color: var(--accent);
    display: grid; place-items: center; font-size: 20px;
  }
  .stack-card h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; letter-spacing: -0.01em; }
  .stack-card p { font-size: 14px; color: var(--text-3); }
  .stack-card .price {
    text-align: right; font-size: 13px; color: var(--text-3);
    text-decoration: line-through;
    font-variant-numeric: tabular-nums;
  }
  .stack-total {
    margin-top: 20px;
    padding: 22px 24px; border-radius: var(--radius);
    background: rgba(255,111,165,0.06);
    border: 1px solid rgba(255,111,165,0.2);
    display: flex; justify-content: space-between; align-items: center;
  }
  .stack-total .lbl { font-weight: 600; font-size: 16px; }
  .stack-total .val { font-size: 22px; font-weight: 700; color: var(--accent); letter-spacing: -0.02em; }

  /* ====== Testimonials ====== */
  .test-grid {
    margin-top: 56px;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  }
  @media (max-width: 900px) { .test-grid { grid-template-columns: 1fr; } }
  .test-card {
    padding: 28px 26px;
    background: var(--bg-2); border: 1px solid var(--line);
    border-radius: var(--radius);
    display: flex; flex-direction: column; gap: 18px;
  }
  .test-card .stars { color: var(--accent); font-size: 13px; letter-spacing: 2px; }
  .test-card blockquote {
    font-size: 16px; line-height: 1.55; color: var(--text);
    flex: 1;
    quotes: '"' '"';
  }
  .test-card blockquote::before { content: open-quote; opacity: 0.4; }
  .test-card blockquote::after { content: close-quote; opacity: 0.4; }
  .test-foot { display: flex; align-items: center; gap: 12px; padding-top: 14px; border-top: 1px solid var(--line); }
  .test-foot .av { width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, #29303d, #161a21); display: grid; place-items: center; font-weight: 600; color: var(--text-2); font-size: 14px; }
  .test-foot .nm { font-weight: 600; font-size: 14px; }
  .test-foot .rl { font-size: 12.5px; color: var(--text-3); }

  /* ====== Pricing CTA ====== */
  .price { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .price-card {
    margin-top: 48px;
    max-width: 720px; margin-left: auto; margin-right: auto;
    padding: 48px 44px;
    background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
    border: 1px solid var(--line-2);
    border-radius: 24px;
    position: relative;
    overflow: hidden;
  }
  .price-card::before {
    content: ''; position: absolute; left: -1px; right: -1px; top: -1px; height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
  }
  .price-card .ribbon-tag {
    display: inline-block;
    background: var(--accent); color: #fff;
    font-size: 11px; font-weight: 700; letter-spacing: 0.08em;
    padding: 6px 12px; border-radius: 6px; margin-bottom: 16px;
  }
  .value-table {
    margin: 28px 0 32px;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .vt-row {
    display: flex; justify-content: space-between; align-items: center;
    gap: 16px; padding: 12px 0;
    border-bottom: 1px solid var(--line);
    font-size: 14.5px; color: var(--text-2);
  }
  .vt-row:last-child { border-bottom: none; }
  .vt-row span:first-child { flex: 1; }
  .vt-val { color: var(--text-3); font-variant-numeric: tabular-nums; font-weight: 500; white-space: nowrap; }
  .vt-head { font-size: 12px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.08em; padding: 10px 0; }
  .vt-head .vt-val { color: var(--text-3); }
  .vt-bonus { background: rgba(221,255,85,0.04); margin: 0 -8px; padding-left: 8px; padding-right: 8px; border-radius: 4px; }
  .vt-bonus .vt-val { color: var(--accent); font-weight: 700; }
  .vt-total { padding: 16px 0; font-weight: 700; color: var(--text-1); font-size: 16px; }
  .vt-total .vt-val { color: var(--text-3); font-weight: 600; }
  .vt-val.through { text-decoration: line-through; }
  .price-card .ribbon-old {
    position: absolute; top: 24px; right: 24px;
    background: var(--accent); color: var(--bg-dark);
    font-size: 11.5px; font-weight: 700; letter-spacing: 0.06em;
    padding: 5px 11px; border-radius: 999px;
  }
  .price-card h3 { font-size: 24px; font-weight: 600; margin-bottom: 20px; letter-spacing: -0.02em; }
  .price-old { font-size: 16px; color: var(--text-3); text-decoration: line-through; }
  .price-now {
    font-size: clamp(48px, 6vw, 72px);
    font-weight: 700; letter-spacing: -0.04em; line-height: 1;
    margin: 6px 0 4px;
    font-variant-numeric: tabular-nums;
  }
  .price-now .cur { font-size: 0.5em; color: var(--text-2); font-weight: 500; vertical-align: top; margin-right: 4px; }
  .price-save { display: inline-block; padding: 4px 10px; border-radius: 6px; background: rgba(74,222,128,0.12); color: var(--green); font-size: 12.5px; font-weight: 600; margin-top: 4px; }
  .price-features { margin: 28px 0; padding-top: 24px; border-top: 1px solid var(--line); display: grid; gap: 10px; }
  .price-features li { display: flex; align-items: start; gap: 10px; font-size: 14.5px; color: var(--text-2); list-style: none; }
  .price-features svg { flex-shrink: 0; color: var(--accent); margin-top: 3px; }
  .price-cta { display: block; width: 100%; text-align: center; padding: 18px; }
  .guarantee { margin-top: 16px; text-align: center; font-size: 13px; color: var(--text-3); display: flex; align-items: center; justify-content: center; gap: 6px; }

  /* ====== Footer ====== */
  footer { padding: 56px var(--pad) 130px; background: transparent; border-top: 1px solid var(--line); position: relative; }

  /* ===== Animated ribbon - magenta marquee ===== */
  .ribbon {
    position: relative;
    width: 100%;
    max-width: 100vw;
    overflow: hidden;
    contain: layout paint;
    background: var(--accent);
    color: #fff;
    border-top: 1px solid rgba(255,255,255,0.12);
    border-bottom: 1px solid rgba(0,0,0,0.18);
    padding: 18px 0;
    z-index: 2;
  }
  .ribbon.tilt {
    transform: none;
    margin: 80px 0;
    width: 100%;
    box-shadow: 0 18px 60px rgba(235,22,150,0.30);
  }
  .ribbon-track {
    display: inline-flex;
    gap: 48px;
    white-space: nowrap;
    animation: ribbonScroll 40s linear infinite;
    will-change: transform;
    font-family: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;
    font-size: clamp(18px, 2.4vw, 28px);
    font-weight: 600;
    letter-spacing: -0.01em;
  }
  .ribbon-track > span { display: inline-flex; align-items: center; gap: 48px; }
  .ribbon-track .dot { width: 8px; height: 8px; background: #fff; border-radius: 50%; opacity: 0.7; }
  .ribbon.dark { background: #fff; color: #000; box-shadow: 0 18px 60px rgba(255,255,255,0.10); }
  @keyframes ribbonScroll {
    0%   { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
  }
  @media (prefers-reduced-motion: reduce) {
    .ribbon-track { animation: none; }
  }

  /* ===== Light section invert (curriculum) ===== */
  .light-section {
    background: #FAFAFA;
    color: #0A0A0C;
    position: relative;
    z-index: 1;
  }
  .light-section::before {
    content: ''; position: absolute; inset: 0;
    background:
      radial-gradient(800px 500px at 90% 0%, rgba(235,22,150,0.06), transparent 60%),
      radial-gradient(700px 500px at 0% 100%, rgba(0,0,0,0.04), transparent 60%);
    pointer-events: none;
  }
  .light-section .eyebrow { color: var(--accent); }
  .light-section .section-title,
  .light-section .section-title em { color: #0A0A0C; }
  .light-section .section-title em { color: var(--accent); font-style: italic; }
  .light-section .section-desc { color: #4A4853; }
  .light-section .day-row {
    background: #FFFFFF;
    border: 1px solid rgba(10,10,12,0.08);
    box-shadow: 0 2px 8px rgba(10,10,12,0.04);
  }
  .light-section .day-row h3 { color: #0A0A0C; }
  .light-section .day-row p { color: #4A4853; }
  .light-section .day-num { color: var(--accent); }
  .light-section .day-num span { color: #B5B3BC; }
  .foot-inner { max-width: var(--maxw); margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
  .foot-inner p { font-size: 13px; color: var(--text-3); }
  .foot-inner .links { display: flex; gap: 18px; font-size: 13px; color: var(--text-3); }
  .foot-blessing {
    flex-basis: 100%; width: 100%; text-align: center;
    margin-top: 6px; padding-top: 20px;
    border-top: 1px solid var(--line);
    font-size: 13.5px; font-style: italic;
    color: var(--accent-2); line-height: 1.7;
    letter-spacing: 0.02em;
  }

  /* utilities */
  .stagger > * { opacity: 0; transform: translateY(12px); animation: rise .6s ease forwards; }
  @keyframes rise { to { opacity: 1; transform: none; } }
  .stagger > *:nth-child(1) { animation-delay: .05s; }
  .stagger > *:nth-child(2) { animation-delay: .15s; }
  .stagger > *:nth-child(3) { animation-delay: .25s; }
  .stagger > *:nth-child(4) { animation-delay: .35s; }
  .stagger > *:nth-child(5) { animation-delay: .45s; }
  .stagger > *:nth-child(6) { animation-delay: .55s; }

  /* ====== Top urgency bar (sticky, magenta) ====== */
  .urgency-bar {
    position: sticky; top: 0; z-index: 60;
    background: var(--accent);
    color: #fff;
    text-align: center;
    padding: 9px var(--pad);
    font-size: 13px; font-weight: 700;
    letter-spacing: -0.005em;
    border-bottom: 1px solid rgba(0,0,0,0.18);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .urgency-bar b { font-weight: 800; }
  .urgency-bar .full { display: inline; }
  .urgency-bar .short { display: none; }
  @media (max-width: 600px) {
    .urgency-bar { font-size: 12px; padding: 8px 12px; }
    .urgency-bar .full { display: none; }
    .urgency-bar .short { display: inline; }
  }

  /* Hero social-proof anchor */
  .anchor-list {
    margin: 22px auto 8px; max-width: 540px;
    display: grid; gap: 8px;
    text-align: left;
  }
  .anchor-list li { list-style: none; display: flex; gap: 10px; align-items: start; font-size: 14px; color: var(--text-2); }
  .anchor-list svg { color: var(--green); flex-shrink: 0; margin-top: 3px; }
  .scarcity-line {
    margin-top: 16px; font-size: 13.5px; font-weight: 600;
    color: var(--accent); text-align: center;
  }

  /* 5-card pain grid override */
  .pain-grid.pain-5 {
    grid-template-columns: repeat(5, 1fr);
  }
  @media (max-width: 1100px) { .pain-grid.pain-5 { grid-template-columns: repeat(3, 1fr); } }
  @media (max-width: 720px)  { .pain-grid.pain-5 { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 480px)  { .pain-grid.pain-5 { grid-template-columns: 1fr; } }
  .pain-cta {
    margin: 48px auto 0; max-width: 720px;
    text-align: center;
  }
  .pain-cta p { font-size: 16px; color: var(--text-2); margin-bottom: 18px; }

  /* ====== Story section ====== */
  .story { background: transparent; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .story-wrap {
    display: block;
    max-width: 760px;
    margin: 36px auto 0;
  }
  .story-inline-photo {
    margin: 28px 0;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: #0a0a0c;
    position: relative;
  }
  .story-inline-photo img {
    width: 100%; height: auto; display: block;
    transition: transform 1.2s cubic-bezier(.2,.7,.2,1);
  }
  .story-inline-photo:hover img { transform: scale(1.03); }
  .story-inline-photo figcaption {
    position: absolute; left: 14px; bottom: 14px;
    background: rgba(10,11,14,0.78); backdrop-filter: blur(8px);
    border: 1px solid var(--line-2); border-radius: 10px;
    padding: 8px 12px; font-size: 12.5px; color: var(--text); font-weight: 500;
  }
  .story-portrait {
    aspect-ratio: 4/5;
    border-radius: 24px;
    background: linear-gradient(135deg, #1a0d14, #2a0f1f);
    border: 1px solid var(--line);
    position: relative; overflow: hidden;
  }
  .story-portrait::after {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at 50% 30%, rgba(235,22,150,0.22), transparent 60%);
  }
  .story-portrait .label {
    position: absolute; bottom: 20px; left: 20px; right: 20px;
    background: rgba(10,11,14,0.75); backdrop-filter: blur(14px);
    border: 1px solid var(--line-2); border-radius: 14px;
    padding: 14px 16px;
  }
  .story-portrait .label .nm { font-weight: 700; font-size: 16px; }
  .story-portrait .label .rl { font-size: 12.5px; color: var(--text-3); margin-top: 2px; }
  .story-body p {
    color: var(--text-2); font-size: 16.5px; line-height: 1.65; margin-bottom: 14px;
  }
  .story-body p b { color: var(--text); font-weight: 600; }
  .story-quote {
    margin-top: 24px;
    padding: 22px 26px;
    background: rgba(235,22,150,0.06);
    border-left: 3px solid var(--accent);
    border-radius: 8px;
    font-size: 19px; font-weight: 600; color: var(--text);
    font-style: italic;
    letter-spacing: -0.01em;
  }

  /* ====== Proof section ====== */
  .proof { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .proof-stats {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
    margin-top: 48px;
  }
  @media (max-width: 720px) { .proof-stats { grid-template-columns: 1fr; } }
  .proof-stat {
    padding: 28px 24px;
    background: var(--bg-3);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    text-align: center;
  }
  .proof-stat .val {
    font-size: 44px; font-weight: 700; color: var(--accent);
    letter-spacing: -0.03em; line-height: 1; margin-bottom: 12px;
    font-variant-numeric: tabular-nums;
  }
  .proof-stat .lbl { font-size: 14px; color: var(--text); font-weight: 600; margin-bottom: 6px; }
  .proof-stat .meta { font-size: 12.5px; color: var(--text-3); }

  .proof-quotes {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
    margin-top: 16px;
  }
  @media (max-width: 720px) { .proof-quotes { grid-template-columns: 1fr; } }

  .video-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
    margin: 40px auto 0; max-width: 620px;
  }
  @media (max-width: 480px)  { .video-grid { grid-template-columns: 1fr; max-width: 320px; } }
  .video-card {
    background: var(--bg-3);
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    display: flex; flex-direction: column;
    transition: transform .2s, border-color .2s;
  }
  .video-card:hover { transform: translateY(-2px); border-color: var(--line-2); }
  .video-card .frame {
    aspect-ratio: 9/16;
    background: #000;
    position: relative;
  }
  .video-card iframe {
    width: 100%; height: 100%; border: 0; display: block;
  }
  /* ===== Lite YouTube - click-to-play facade (giảm tải mobile) ===== */
  .yt-lite { position: relative; cursor: pointer; }
  .yt-lite img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: opacity .2s;
  }
  .yt-lite::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 60%, rgba(0,0,0,0.4) 100%);
    pointer-events: none;
  }
  .yt-lite .yt-play {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 56px; height: 56px;
    border-radius: 50%;
    background: rgba(0,0,0,0.7);
    border: 2px solid rgba(255,255,255,0.9);
    cursor: pointer;
    display: grid; place-items: center;
    transition: background .2s, transform .2s;
  }
  .yt-lite:hover .yt-play { background: var(--accent); transform: translate(-50%, -50%) scale(1.08); }
  .yt-lite .yt-play::before {
    content: '';
    width: 0; height: 0;
    border-left: 14px solid #fff;
    border-top: 9px solid transparent;
    border-bottom: 9px solid transparent;
    margin-left: 3px;
  }
  .video-card .meta {
    padding: 12px 14px;
  }
  .video-card .nm { font-weight: 600; font-size: 13.5px; letter-spacing: -0.005em; }
  .video-card .rl { font-size: 12px; color: var(--text-3); margin-top: 3px; line-height: 1.4; }

  .proof-cta {
    margin: 56px auto 0; max-width: 720px;
    text-align: center;
  }
  .proof-cta p { font-size: 16px; color: var(--text-2); margin-bottom: 18px; }

  /* ====== Bonus row inside stack ====== */
  .stack-divider {
    grid-column: 1 / -1;
    text-align: center;
    font-size: 11.5px; font-weight: 700; letter-spacing: 0.18em;
    color: var(--accent); text-transform: uppercase;
    padding: 14px 0 6px;
    position: relative;
  }
  .stack-divider::before, .stack-divider::after {
    content: ''; position: absolute; top: 50%; width: 80px; height: 1px;
    background: var(--line-2);
  }
  .stack-divider::before { right: calc(50% + 110px); }
  .stack-divider::after { left: calc(50% + 110px); }

  /* ====== FAQ section ====== */
  .faq-wrap { max-width: 820px; margin: 48px auto 0; }
  .faq-item {
    border: 1px solid var(--line); border-radius: 14px;
    background: var(--bg-2);
    margin-bottom: 12px; overflow: hidden;
    transition: border-color .15s, background .2s;
  }
  .faq-item[open] { border-color: var(--line-2); background: var(--bg-3); }
  .faq-item summary {
    padding: 20px 24px; cursor: pointer;
    font-weight: 600; font-size: 15.5px; letter-spacing: -0.01em;
    list-style: none;
    display: flex; justify-content: space-between; align-items: center; gap: 16px;
  }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::after {
    content: '+'; font-size: 26px; color: var(--text-3);
    transition: transform .2s, color .2s;
    line-height: 1; flex-shrink: 0;
  }
  .faq-item[open] summary::after { transform: rotate(45deg); color: var(--accent); }
  .faq-item .body {
    padding: 0 24px 22px;
    color: var(--text-2); font-size: 14.5px; line-height: 1.65;
  }

  /* ====== Footer CTA block ====== */
  .footer-cta {
    text-align: center;
    padding: clamp(72px, 10vw, 120px) var(--pad) clamp(48px, 6vw, 80px);
    border-top: 1px solid var(--line);
    position: relative; overflow: hidden;
  }
  .footer-cta::before {
    content: ''; position: absolute; inset: -50% 0 auto 0; height: 600px;
    background: radial-gradient(ellipse 60% 50% at 50% 30%, rgba(235,22,150,0.18), transparent 60%);
    pointer-events: none;
  }
  .footer-cta > * { position: relative; }
  .footer-cta h2 {
    font-size: clamp(30px, 4.6vw, 54px);
    font-weight: 700; letter-spacing: -0.03em; line-height: 1.18;
    max-width: 760px; margin: 0 auto 18px; text-wrap: pretty;
    padding-top: 6px;
  }
  .footer-cta h2 em {
    line-height: 1.18;
    display: inline-block;
    padding-top: 4px;
  }
  .footer-cta p {
    color: var(--text-2); font-size: 16.5px; max-width: 640px;
    margin: 0 auto 32px; line-height: 1.7;
    text-wrap: pretty;
  }
  .footer-cta .scar {
    margin-top: 18px; font-size: 13.5px; color: var(--accent); font-weight: 600;
  }

  /* ====== Smooth scroll + reveal ====== */
  html { scroll-behavior: smooth; }
  @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
  .reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
  .reveal.visible { opacity: 1; transform: none; }
  .reveal-d1 { transition-delay: .08s; }
  .reveal-d2 { transition-delay: .16s; }
  .reveal-d3 { transition-delay: .24s; }
  .reveal-d4 { transition-delay: .32s; }
  @media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

  /* ====== Hero scroll indicator ====== */
  .scroll-indicator {
    position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    font-size: 10.5px; color: var(--text-3);
    letter-spacing: 0.18em; text-transform: uppercase; font-weight: 600;
    pointer-events: none;
  }
  .scroll-indicator .line {
    width: 1px; height: 36px;
    background: linear-gradient(180deg, transparent, rgba(255,255,255,0.18));
    position: relative; overflow: hidden;
  }
  .scroll-indicator .line::after {
    content: ''; position: absolute; top: -100%; left: 0; width: 100%; height: 60%;
    background: linear-gradient(180deg, transparent, var(--accent), transparent);
    animation: scrollDot 2.4s ease-in-out infinite;
  }
  @keyframes scrollDot { 0% { top: -60%; } 100% { top: 100%; } }
  @media (max-width: 720px) { .scroll-indicator { display: none; } }

  /* ====== Formula section (Why 90% stuck) ====== */
  .formula-section {
    background: var(--bg);
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    position: relative; overflow: hidden;
  }
  .formula-section::before {
    content: ''; position: absolute; inset: 0;
    background:
      radial-gradient(900px 500px at 15% 30%, rgba(235,22,150,0.10), transparent 60%),
      radial-gradient(700px 500px at 85% 80%, rgba(80,120,200,0.06), transparent 60%);
    pointer-events: none;
  }
  .formula-section .s-inner { position: relative; }
  .formula-eq {
    margin: 56px auto 0;
    max-width: 880px;
    text-align: center;
    padding: clamp(36px, 5vw, 56px) clamp(24px, 4vw, 48px);
    background: linear-gradient(135deg, #0E0F13 0%, #131317 60%, #1A0F18 100%);
    border: 1px solid var(--line-2);
    border-radius: 24px;
    position: relative; overflow: hidden;
  }
  .formula-eq::before {
    content: ''; position: absolute; left: -1px; right: -1px; top: -1px; height: 3px;
    background: linear-gradient(90deg, transparent 0%, var(--accent) 50%, transparent 100%);
  }
  .formula-eq::after {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(600px 300px at 50% 0%, rgba(235,22,150,0.18), transparent 60%);
    pointer-events: none;
  }
  .formula-eq > * { position: relative; }
  .formula-eq .badge {
    display: inline-block;
    font-size: 11px; font-weight: 700; letter-spacing: 0.18em;
    text-transform: uppercase; color: var(--accent);
    padding: 6px 14px; border-radius: 999px;
    background: rgba(235,22,150,0.10); border: 1px solid rgba(235,22,150,0.30);
    margin-bottom: 22px;
  }
  .formula-eq .eq {
    font-family: 'Plus Jakarta Sans', 'Be Vietnam Pro', system-ui, sans-serif;
    font-size: clamp(18px, 2.6vw, 30px);
    font-weight: 800; letter-spacing: -0.01em;
    line-height: 1.3; color: var(--text);
    margin-bottom: 6px;
    padding: 0 4px 8px;
    white-space: normal;
    word-spacing: 0.1em;
  }
  @media (min-width: 720px) {
    .formula-eq .eq {
      white-space: nowrap;
      overflow-x: auto;
      overflow-y: visible;
      scrollbar-width: none;
    }
    .formula-eq .eq::-webkit-scrollbar { display: none; }
  }
  @media (max-width: 480px) {
    .formula-eq .eq {
      font-size: 16px; letter-spacing: -0.005em;
      line-height: 1.5;
    }
    .formula-eq .eq .op { margin: 0 4px; }
  }
  .formula-eq .eq .var { font-style: normal; font-weight: 800; white-space: nowrap; padding: 0 2px; }
  .formula-eq .eq .var.v-tien { color: #fff; }
  .formula-eq .eq .var.v-tg   { color: #fff; }
  .formula-eq .eq .var.v-gt   { color: #fff; }
  .formula-eq .eq .var.v-qm   {
    color: var(--accent);
    background: linear-gradient(180deg, transparent 60%, rgba(235,22,150,0.22) 60%);
    padding: 0 6px;
  }
  .formula-eq .eq .op { color: var(--text-3); font-weight: 500; margin: 0 6px; }
  .formula-eq .caption { color: var(--text-3); font-size: 14px; margin-top: 10px; }

  .tier-row {
    margin-top: 48px;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  }
  @media (max-width: 900px) { .tier-row { grid-template-columns: 1fr; } }
  .tier-card {
    padding: 28px 24px;
    background: var(--bg-3);
    border: 1px solid var(--line);
    border-radius: 18px;
    position: relative;
  }
  .tier-card.win {
    background: linear-gradient(180deg, rgba(235,22,150,0.10), rgba(235,22,150,0.02));
    border-color: rgba(235,22,150,0.40);
    box-shadow: 0 8px 32px rgba(235,22,150,0.10);
  }
  .tier-card .lvl {
    font-size: 11px; font-weight: 700; letter-spacing: 0.18em;
    text-transform: uppercase; color: var(--text-3); margin-bottom: 14px;
    display: flex; align-items: center; gap: 10px;
  }
  .tier-card .lvl::before {
    content: ''; width: 6px; height: 6px; border-radius: 50%;
    background: var(--text-3);
  }
  .tier-card.win .lvl { color: var(--accent); }
  .tier-card.win .lvl::before { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
  .tier-card h3 {
    font-size: 19px; font-weight: 600; letter-spacing: -0.01em;
    margin-bottom: 10px;
  }
  .tier-card p { color: var(--text-2); font-size: 14.5px; line-height: 1.55; }
  .tier-card .strat {
    display: inline-block; margin-top: 14px; padding: 5px 12px;
    border-radius: 999px; background: rgba(255,255,255,0.06);
    color: var(--text-2); font-size: 11.5px; font-weight: 700;
    letter-spacing: 0.06em; text-transform: uppercase;
    border: 1px solid var(--line);
  }
  .tier-card.win .strat { background: rgba(235,22,150,0.16); color: var(--accent); border-color: rgba(235,22,150,0.40); }

  .subformula {
    margin: 48px auto 0; max-width: 980px;
    text-align: center;
    padding: 28px 24px;
    border: 1px solid rgba(235,22,150,0.45);
    border-radius: 18px;
    background: #000;
    box-shadow: 0 18px 48px rgba(0,0,0,0.55), 0 0 0 1px rgba(235,22,150,0.10);
  }
  .subformula .label {
    font-size: 11px; font-weight: 700; letter-spacing: 0.16em;
    text-transform: uppercase; color: var(--accent); margin-bottom: 14px;
  }
  .subformula .eq2 {
    font-family: 'Plus Jakarta Sans', 'Be Vietnam Pro', system-ui, sans-serif;
    font-size: clamp(13px, 1.5vw, 18px);
    font-weight: 800;
    letter-spacing: -0.005em;
    line-height: 1.4;
    color: #fff;
    white-space: nowrap;
  }
  @media (max-width: 720px) {
    .subformula .eq2 { white-space: normal; font-size: 15px; }
  }
  .subformula .eq2 .v    { color: var(--accent); padding: 0 4px;
                           background: linear-gradient(180deg, transparent 60%, rgba(235,22,150,0.22) 60%); }
  .subformula .eq2 .t1,
  .subformula .eq2 .t2,
  .subformula .eq2 .t3   { color: #fff; padding: 0 2px; }
  .subformula .eq2 .plus { color: var(--accent); margin: 0 6px; font-weight: 700; }

  /* ====== Story photos (real images) ====== */
  .story-portrait {
    aspect-ratio: 4/5;
    border-radius: 24px;
    background: #0a0a0c;
    border: 1px solid var(--line);
    position: relative; overflow: hidden;
    isolation: isolate;
  }
  .story-portrait img {
    position: absolute; inset: 0;
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 1.2s cubic-bezier(.2,.7,.2,1);
    z-index: 0;
  }
  .story-portrait:hover img { transform: scale(1.04); }
  .story-portrait::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.7));
    pointer-events: none; z-index: 1;
  }
  .story-portrait .label {
    position: absolute; bottom: 18px; left: 18px; right: 18px;
    background: rgba(10,11,14,0.75); backdrop-filter: blur(14px);
    border: 1px solid var(--line-2); border-radius: 14px;
    padding: 14px 16px; z-index: 2;
  }

  .story-photos-2 {
    display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
  }
  .story-photos-2 .ph {
    aspect-ratio: 3/4;
    border-radius: 16px;
    overflow: hidden; position: relative;
    border: 1px solid var(--line);
    background: #0a0a0c;
  }
  .story-photos-2 .ph img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 1.2s cubic-bezier(.2,.7,.2,1);
  }
  .story-photos-2 .ph:hover img { transform: scale(1.05); }
  .story-photos-2 .ph:nth-child(2) {
    transform: translateY(28px);
  }
  .story-photos-2 .ph .cap {
    position: absolute; left: 12px; right: 12px; bottom: 12px;
    background: rgba(10,11,14,0.78); backdrop-filter: blur(8px);
    border: 1px solid var(--line-2); border-radius: 8px;
    padding: 7px 11px;
    font-size: 11.5px; color: var(--text);
    font-weight: 500;
  }
  @media (max-width: 600px) { .story-photos-2 .ph:nth-child(2) { transform: none; } }

  /* ====== About photo (real image) ====== */
  .about-photo img {
    position: absolute; inset: 0;
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 1.2s cubic-bezier(.2,.7,.2,1);
    z-index: 0;
  }
  .about-photo:hover img { transform: scale(1.03); }
  .about-photo::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.55));
    pointer-events: none; z-index: 1;
  }
  .about-photo .badge { z-index: 2; }
  .about-photo::after { z-index: 1; }

  /* ====== Workshop showcase ====== */
  .workshop-section {
    padding: clamp(60px, 7vw, 96px) var(--pad);
    background: var(--bg);
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    position: relative; overflow: hidden;
  }
  .workshop-section::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(900px 500px at 80% 50%, rgba(235,22,150,0.08), transparent 60%);
    pointer-events: none;
  }
  .workshop-grid {
    max-width: var(--maxw); margin: 0 auto;
    text-align: center;
    position: relative;
  }
  .workshop-text {
    max-width: 760px; margin: 0 auto;
  }
  .workshop-text h2 {
    font-size: clamp(26px, 3.6vw, 44px);
    font-weight: 700; letter-spacing: -0.025em; line-height: 1.25;
    margin-bottom: 16px; text-wrap: pretty;
    padding-top: 6px;
  }
  .workshop-text h2 em {
    line-height: 1.2;
    display: inline-block;
    padding-top: 4px;
  }
  .workshop-text h2 em { color: var(--accent); font-style: italic; font-weight: 500; }
  .workshop-text p {
    color: var(--text-2); font-size: 16px; line-height: 1.7; margin: 0 auto;
  }
  .workshop-stats {
    display: flex; gap: 40px; margin: 28px auto 0; flex-wrap: wrap;
    padding-top: 24px; border-top: 1px solid var(--line);
    justify-content: center;
  }
  .workshop-stat .v {
    font-size: 36px; font-weight: 700; color: var(--accent);
    letter-spacing: -0.02em; line-height: 1;
    font-variant-numeric: tabular-nums;
  }
  .workshop-stat .l {
    font-size: 12px; color: var(--text-3); margin-top: 6px;
    letter-spacing: 0.04em;
  }
  /* Big hero workshop image - Zoom screenshot showing many students */
  .workshop-hero-img {
    max-width: 1140px; margin: 56px auto 0;
    border-radius: 24px; overflow: hidden;
    border: 1px solid var(--line-2);
    box-shadow: 0 40px 120px rgba(0,0,0,0.55), 0 12px 36px rgba(235,22,150,0.15);
    position: relative;
    background: #0a0a0c;
  }
  .workshop-hero-img img {
    width: 100%; height: auto; display: block;
    transition: transform 1.2s ease;
  }
  .workshop-hero-img:hover img { transform: scale(1.015); }
  .workshop-hero-img .cap {
    position: absolute; left: 18px; bottom: 18px;
    background: rgba(10,11,14,0.78); backdrop-filter: blur(10px);
    color: var(--text); font-size: 13px; font-weight: 600;
    padding: 8px 14px; border-radius: 8px;
    border: 1px solid var(--line-2);
  }
  /* Secondary smaller collage below */
  .workshop-secondary-img {
    max-width: 1140px; margin: 18px auto 0;
    border-radius: 20px; overflow: hidden;
    border: 1px solid var(--line-2);
    box-shadow: 0 24px 60px rgba(0,0,0,0.45);
    position: relative;
    background: #0a0a0c;
  }
  .workshop-secondary-img img {
    width: 100%; height: auto; display: block;
    transition: transform 1.2s ease;
  }
  .workshop-secondary-img:hover img { transform: scale(1.015); }
  .workshop-secondary-img .cap {
    position: absolute; right: 18px; bottom: 18px;
    background: rgba(10,11,14,0.78); backdrop-filter: blur(10px);
    color: var(--text); font-size: 12.5px; font-weight: 600;
    padding: 8px 13px; border-radius: 8px;
    border: 1px solid var(--line-2);
  }
  /* Two-up offline practice photos */
  .workshop-practice-grid {
    max-width: 1140px; margin: 18px auto 0;
    display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
  }
  .workshop-practice-grid figure {
    margin: 0; border-radius: 20px; overflow: hidden;
    border: 1px solid var(--line-2);
    box-shadow: 0 24px 60px rgba(0,0,0,0.45);
    background: #0a0a0c; position: relative;
  }
  .workshop-practice-grid img {
    width: 100%; height: 100%; display: block;
    object-fit: cover; aspect-ratio: 4 / 3;
    transition: transform 1.2s ease;
  }
  .workshop-practice-grid figure:hover img { transform: scale(1.015); }
  .workshop-practice-grid figcaption {
    position: absolute; left: 14px; bottom: 14px; right: 14px;
    background: rgba(10,11,14,0.78); backdrop-filter: blur(10px);
    color: var(--text); font-size: 12.5px; font-weight: 600;
    padding: 7px 12px; border-radius: 8px;
    border: 1px solid var(--line-2);
  }
  @media (max-width: 720px) {
    .workshop-hero-img { border-radius: 16px; }
    .workshop-hero-img .cap { font-size: 11.5px; left: 10px; bottom: 10px; padding: 6px 10px; }
    .workshop-secondary-img .cap { font-size: 11px; right: 10px; bottom: 10px; padding: 6px 10px; }
    .workshop-practice-grid { grid-template-columns: 1fr; gap: 12px; }
  }

  /* Hadoo authority collage in About section */
  .hadoo-authority {
    max-width: 560px; margin: 48px auto 0; text-align: center;
  }
  .hadoo-authority img {
    width: 100%; height: auto; display: block;
    border-radius: 20px;
    border: 1px solid var(--line-2);
    box-shadow: 0 24px 60px rgba(0,0,0,0.45), 0 0 0 1px rgba(235,22,150,0.12);
  }
  .hadoo-authority figcaption {
    margin-top: 14px; color: var(--text-3);
    font-size: 13.5px; line-height: 1.6;
  }

  /* ====== Proof chat screenshot cards ====== */
  .chat-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
    margin-top: 16px;
  }
  @media (max-width: 720px) {
    .chat-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  }
  .chat-card {
    background: var(--bg-3);
    border: 1px solid var(--line);
    border-radius: 20px;
    overflow: hidden;
    display: flex; flex-direction: column;
    transition: transform .25s cubic-bezier(.2,.7,.2,1), border-color .25s, box-shadow .25s;
  }
  .chat-card:hover {
    transform: translateY(-6px);
    border-color: rgba(235,22,150,0.50);
    box-shadow: 0 20px 60px rgba(235,22,150,0.18);
  }
  .chat-card .img-wrap {
    background: #0d0e12;
    padding: 14px;
    border-bottom: 1px solid var(--line);
    aspect-ratio: 9/16;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
  }
  .chat-card img {
    max-width: 100%; max-height: 100%; height: auto;
    border-radius: 10px;
    object-fit: contain;
  }
  .chat-card .meta { padding: 14px 18px; }
  .chat-card .nm { font-weight: 700; font-size: 14.5px; letter-spacing: -0.005em; }
  .chat-card .rl { font-size: 12.5px; color: var(--text-3); margin-top: 3px; line-height: 1.4; }
  .chat-card .badge-real {
    display: inline-block; margin-top: 8px; padding: 3px 9px;
    border-radius: 999px; background: rgba(91,170,115,0.12);
    color: var(--green); font-size: 11px; font-weight: 700;
    letter-spacing: 0.04em;
  }
  /* ====== Thủy Lê feature block ====== */
  .thuyle-feature {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 32px;
    align-items: center;
    max-width: 980px; margin: 0 auto 32px;
  }
  @media (max-width: 720px) {
    .thuyle-feature { grid-template-columns: 1fr; gap: 20px; text-align: left; }
  }
  .thuyle-img {
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--line-2);
    box-shadow: 0 16px 40px rgba(0,0,0,0.45), 0 0 0 1px rgba(235,22,150,0.12);
    background: #0a0a0c;
    transition: transform .3s ease, box-shadow .3s ease;
  }
  .thuyle-img:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 56px rgba(0,0,0,0.55), 0 0 0 1px rgba(235,22,150,0.30);
  }
  .thuyle-img img {
    width: 100%; height: auto; display: block;
  }
  .thuyle-text h3 {
    font-size: clamp(22px, 2.6vw, 30px);
    font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: 12px;
    line-height: 1.25;
  }
  .thuyle-text h3 em {
    color: var(--accent); font-style: italic; font-weight: 500;
    line-height: 1.2;
  }
  .thuyle-text p {
    color: var(--text-2); font-size: 15.5px; line-height: 1.7;
  }

  /* ====== Zoom proof banner + gallery ====== */
  .zoom-banner {
    max-width: 980px; margin: 28px auto 0;
    border-radius: 16px; overflow: hidden;
    border: 1px solid var(--line-2);
    box-shadow: 0 16px 40px rgba(0,0,0,0.45), 0 0 0 1px rgba(235,22,150,0.12);
  }
  .zoom-banner img { width: 100%; height: auto; display: block; }
  .zoom-gallery {
    max-width: 980px; margin: 14px auto 0;
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  }
  .zoom-gallery figure {
    margin: 0; border-radius: 12px; overflow: hidden;
    border: 1px solid var(--line-2); background: #0a0a0c;
    transition: transform .3s ease, box-shadow .3s ease;
  }
  .zoom-gallery figure:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(0,0,0,0.5), 0 0 0 1px rgba(235,22,150,0.22);
  }
  .zoom-gallery img {
    width: 100%; height: 100%; display: block;
    object-fit: cover; aspect-ratio: 16 / 10;
  }
  @media (max-width: 720px) {
    .zoom-gallery { grid-template-columns: 1fr 1fr; gap: 10px; }
  }

  /* Wide chat card spanning full width - for multi-student collage */
  .chat-card.wide {
    grid-column: 1 / -1;
    margin-top: 8px;
  }
  .chat-card.wide .img-wrap {
    aspect-ratio: 21 / 9;
    padding: 18px;
  }
  .chat-card.wide img {
    max-height: none; width: 100%; object-fit: contain;
  }
  .chat-card.wide .meta {
    padding: 18px 24px;
    display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center;
  }
  .chat-card.wide .nm { font-size: 17px; }
  .chat-card.wide .rl { font-size: 14px; max-width: 600px; }
  @media (max-width: 720px) {
    .chat-card.wide .img-wrap { aspect-ratio: 16 / 11; padding: 12px; }
    .chat-card.wide .meta { grid-template-columns: 1fr; padding: 14px 16px; }
  }

  /* ====== Sticky bottom CTA ====== */
  .sticky-cta {
    position: fixed; left: 0; right: 0; bottom: -120px; z-index: 60;
    padding: 12px var(--pad);
    background: rgba(8,8,10,0.94); backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border-top: 1px solid rgba(235,22,150,0.30);
    display: flex; gap: 18px; align-items: center; justify-content: center;
    transition: bottom .4s cubic-bezier(.2,.7,.2,1);
    box-shadow: 0 -12px 48px rgba(0,0,0,0.55), 0 -1px 0 rgba(235,22,150,0.18) inset;
  }
  .sticky-cta.show { bottom: 0; }
  .sticky-cta .info { flex: 0 1 auto; min-width: 0; overflow: hidden; }

  /* Mini countdown inline */
  .sticky-cta .cd-mini {
    display: flex; gap: 6px; flex-shrink: 0;
    font-family: 'Space Grotesk', monospace;
  }
  .sticky-cta .cd-mini .cell {
    background: rgba(235,22,150,0.10);
    border: 1px solid rgba(235,22,150,0.30);
    border-radius: 8px;
    padding: 6px 9px;
    text-align: center;
    min-width: 42px;
  }
  .sticky-cta .cd-mini .cell b {
    display: block;
    font-size: 17px; font-weight: 700; color: var(--accent);
    letter-spacing: -0.02em; line-height: 1;
    font-variant-numeric: tabular-nums;
  }
  .sticky-cta .cd-mini .cell i {
    display: block;
    font-style: normal;
    font-size: 9.5px; color: var(--text-3);
    text-transform: uppercase; letter-spacing: 0.08em;
    margin-top: 3px; font-weight: 600;
  }
  @media (max-width: 880px) {
    .sticky-cta .cd-mini .cell { min-width: 36px; padding: 5px 7px; }
    .sticky-cta .cd-mini .cell b { font-size: 15px; }
    .sticky-cta .cd-mini .cell i { font-size: 8.5px; }
  }
  @media (max-width: 720px) {
    .sticky-cta .cd-mini .cell { min-width: 30px; padding: 4px 5px; }
    .sticky-cta .cd-mini .cell b { font-size: 13px; }
    .sticky-cta .cd-mini .cell i { font-size: 7.5px; }
  }
  @media (max-width: 480px) {
    .sticky-cta .cd-mini { display: none; }
  }
  .sticky-cta .info .pri {
    font-size: 11.5px; color: var(--text-3);
    letter-spacing: 0.06em; text-transform: uppercase;
    font-weight: 600;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .sticky-cta .info .ttl {
    font-size: 14.5px; font-weight: 600; color: var(--text);
    margin-top: 2px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .sticky-cta .info .ttl b { color: var(--accent); font-family: 'Space Grotesk', monospace; }
  .sticky-cta .btn-primary {
    padding: 12px 22px; font-size: 14px; flex-shrink: 0;
  }
  .sticky-cta .btn-primary.sticky-register {
    padding: 14px 34px; font-size: 16px; font-weight: 800;
    letter-spacing: 0.03em;
    box-shadow: 0 8px 28px rgba(235,22,150,0.45);
  }
  @media (max-width: 540px) {
    .sticky-cta { padding: 10px 14px; gap: 10px; }
    .sticky-cta .info .ttl { font-size: 13px; }
    .sticky-cta .info .pri { font-size: 10.5px; }
    .sticky-cta .btn-primary { padding: 11px 14px; font-size: 13px; gap: 6px; }
    .sticky-cta .btn-primary.sticky-register { padding: 12px 20px; font-size: 14px; }
    .sticky-cta .btn-primary svg { display: none; }
  }
  @media (max-width: 380px) {
    .sticky-cta { padding: 9px 12px; gap: 8px; }
    .sticky-cta .info .ttl { font-size: 12px; }
    .sticky-cta .btn-primary { padding: 10px 12px; font-size: 12.5px; }
    .sticky-cta .btn-primary.sticky-register { padding: 11px 16px; font-size: 13px; }
  }

  /* ====== Mobile padding/overflow safety ====== */
  img, iframe, video { max-width: 100%; }
  @media (max-width: 600px) {
    .hero-meta { gap: 14px; font-size: 12.5px; }
    .hero-meta span { font-size: 12.5px; }
    .anchor-list { font-size: 13.5px; }
    .anchor-list li { font-size: 13.5px; }
    .pill { font-size: 11.5px; padding: 6px 12px 6px 8px; }
    section.s { padding: clamp(48px, 12vw, 96px) var(--pad); }
    .countdown { padding: 14px 12px; gap: 6px; min-width: 0; }
    .cd-cell { padding: 6px 4px; }
    .cd-cell .num { font-size: 30px; }
  }

  /* ====== Card hover glow upgrade ====== */
  .pain-card, .stack-card, .test-card, .video-card, .proof-stat, .tier-card, .curric-row, .faq-item {
    transition: transform .25s cubic-bezier(.2,.7,.2,1), border-color .25s, box-shadow .25s, background .25s;
  }
  .pain-card:hover, .stack-card:hover, .test-card:hover, .video-card:hover, .proof-stat:hover {
    border-color: rgba(235,22,150,0.40);
    box-shadow: 0 12px 36px rgba(235,22,150,0.12);
  }
  .curric-row:hover {
    background: rgba(255,111,165,0.04);
    transform: translateX(4px);
  }
  .stack-card:hover .ic { transform: rotate(-6deg) scale(1.08); }
  .stack-card .ic { transition: transform .3s cubic-bezier(.34,1.56,.64,1); }

  /* ====== Button ripple ====== */
  .btn-primary { position: relative; overflow: hidden; }
  .ripple-fx {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    transform: scale(0);
    animation: ripple .65s ease-out;
    pointer-events: none;
  }
  @keyframes ripple {
    to { transform: scale(4); opacity: 0; }
  }

  /* ====== Smooth focus ring ====== */
  *:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 4px;
  }

  /* ====== Hero photo strip → real avatar set ====== */
  .photo-strip { display: none; } /* Hidden - replaced by anchor-list with avatars */

  /* ====== Price card glow + shimmer light sweep ====== */
  .price-card {
    animation: priceGlow 4s ease-in-out infinite;
    transition: transform .4s cubic-bezier(.2,.7,.2,1), box-shadow .4s ease;
  }
  @keyframes priceGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(235,22,150,0); }
    50%      { box-shadow: 0 0 0 6px rgba(235,22,150,0.06); }
  }
  .price-card::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(115deg,
      transparent 0%,
      transparent 35%,
      rgba(235,22,150,0.10) 45%,
      rgba(255,255,255,0.30) 50%,
      rgba(235,22,150,0.10) 55%,
      transparent 65%,
      transparent 100%);
    transform: translateX(-100%);
    pointer-events: none;
    mix-blend-mode: screen;
    opacity: 0;
    transition: transform 1.3s cubic-bezier(.4,0,.2,1), opacity .3s ease;
    border-radius: inherit;
  }
  .price-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 80px rgba(235,22,150,0.25), 0 0 0 1px rgba(235,22,150,0.4);
    animation: none;
  }
  .price-card:hover::after {
    transform: translateX(100%);
    opacity: 1;
  }
  .price-card:hover .price-now {
    background: linear-gradient(90deg, var(--text) 0%, var(--accent) 50%, var(--text) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: priceShine 1.5s ease-in-out;
  }
  @keyframes priceShine {
    0%   { background-position: -100% 50%; }
    100% { background-position: 100% 50%; }
  }

  /* ====== 3D tilt on about photo ====== */
  .about-photo {
    transform-style: preserve-3d;
    transition: transform .35s cubic-bezier(.2,.7,.2,1);
    will-change: transform;
  }
  .about-photo .badge { transform: translateZ(30px); }

  /* ====== Magnetic CTA - subtle cursor follow ====== */
  .btn-primary { transition: transform .15s ease, box-shadow .15s ease, background .15s ease; }

  /* ====== Hero parallax orb shift ====== */
  .aurora .orb { transition: transform .12s linear; }

  /* ====== Headline animated gradient ====== */
  h1.headline .accent {
    background: linear-gradient(90deg, var(--accent) 0%, #ff5dc6 50%, var(--accent) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s ease-in-out infinite;
  }
  @keyframes gradientShift {
    0%,100% { background-position: 0% 50%; }
    50%     { background-position: 100% 50%; }
  }

  /* ====== Section divider glow line ====== */
  section.s + section.s,
  section.s + .workshop-section,
  .workshop-section + section.s,
  section.s + .footer-cta {
    position: relative;
  }
  section.s + section.s::before,
  section.s + .workshop-section::before,
  .workshop-section + section.s::before {
    content: '';
    position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
    width: 60%; max-width: 800px; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(235,22,150,0.45), transparent);
    pointer-events: none;
  }

  /* ====== Cursor-tracked spotlight on hero ====== */
  .hero { --mx: 50%; --my: 30%; }
  .hero-glow {
    background: radial-gradient(420px 420px at var(--mx) var(--my), rgba(235,22,150,0.22), transparent 60%);
    transition: background .15s linear;
  }

  /* Eyes-closed visualization moment */
  .moment-block {
    max-width: 760px; margin: 80px auto 0;
    text-align: center; padding: 0 var(--pad);
  }
  .moment-block .icon { font-size: 44px; margin-bottom: 18px; }
  .moment-block h2 {
    font-size: clamp(28px, 4vw, 40px); font-weight: 700;
    line-height: 1.2; margin-bottom: 24px; color: var(--text);
  }
  .moment-block p {
    font-size: clamp(16px, 1.6vw, 18px); color: var(--text-2);
    line-height: 1.75; margin-bottom: 18px;
  }
  .moment-block .strong { color: var(--text); font-weight: 600; }
  .moment-block .accent-line { color: var(--accent-2); font-style: italic; }

  /* Who-for two-column block */
  .whofor-wrap {
    display: grid; grid-template-columns: 1fr 1fr; gap: 28px;
    margin-top: 48px;
  }
  @media (max-width: 768px) { .whofor-wrap { grid-template-columns: 1fr; } }
  .whofor-card {
    padding: 32px 28px; border-radius: var(--radius);
    background: var(--bg-3); border: 1px solid var(--line);
  }
  .whofor-card.yes { border-color: rgba(91,170,115,0.30); background: linear-gradient(180deg, rgba(91,170,115,0.05), transparent 70%), var(--bg-3); }
  .whofor-card.no { border-color: rgba(232,93,60,0.25); background: linear-gradient(180deg, rgba(232,93,60,0.04), transparent 70%), var(--bg-3); }
  .whofor-card h3 { font-size: 18px; margin-bottom: 18px; letter-spacing: 0.3px; }
  .whofor-card.yes h3 { color: #8FD5A2; }
  .whofor-card.no h3 { color: #F0937A; }
  .whofor-card ul { list-style: none; padding: 0; }
  .whofor-card li {
    display: flex; gap: 12px; padding: 10px 0;
    color: var(--text-2); font-size: 14.5px; line-height: 1.55;
    border-bottom: 1px solid var(--line);
  }
  .whofor-card li:last-child { border-bottom: none; }
  .whofor-card li::before {
    content: ''; flex-shrink: 0; width: 18px; height: 18px;
    margin-top: 2px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700; color: white;
  }
  .whofor-card.yes li::before { content: '✓'; background: #5BAA73; }
  .whofor-card.no li::before { content: '✗'; background: #E85D3C; }

  /* 3-step payment block */
  .pay-steps {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
    margin: 36px 0 28px;
  }
  @media (max-width: 768px) { .pay-steps { grid-template-columns: 1fr; } }
  .pay-step {
    padding: 24px; border-radius: var(--radius);
    background: var(--bg-3); border: 1px solid var(--line);
    text-align: left; position: relative;
  }
  .pay-step .num {
    position: absolute; top: -14px; left: 18px;
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--accent); color: var(--bg-dark);
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 14px;
  }
  .pay-step h4 { font-size: 15.5px; margin: 8px 0 10px; color: var(--text); }
  .pay-step p { color: var(--text-2); font-size: 13.5px; line-height: 1.55; }
  .pay-step .code {
    margin-top: 10px; padding: 8px 12px;
    background: rgba(0,0,0,0.35); border-radius: 8px;
    font-family: 'JetBrains Mono', monospace; font-size: 12.5px;
    color: var(--accent-2); word-break: break-all;
  }

  /* Loss-stacking warning block */
  .loss-block {
    max-width: 720px; margin: 56px auto 0;
    padding: 32px; border-radius: var(--radius);
    background: linear-gradient(180deg, rgba(232,93,60,0.08), transparent 80%), var(--bg-3);
    border: 1px solid rgba(232,93,60,0.25);
  }
  .loss-block h3 {
    font-size: 19px; color: var(--warn); margin-bottom: 18px;
    display: flex; align-items: center; gap: 10px;
  }
  .loss-block ul { list-style: none; padding: 0; margin-bottom: 18px; }
  .loss-block li {
    padding: 9px 0; color: var(--text-2); font-size: 14.5px; line-height: 1.55;
    border-bottom: 1px dashed var(--line);
    display: flex; gap: 12px;
  }
  .loss-block li:last-child { border-bottom: none; }
  .loss-block li::before { content: '❌'; font-size: 12px; flex-shrink: 0; }
  .loss-block .total {
    margin-top: 14px; padding-top: 18px; border-top: 1px solid var(--line);
    font-weight: 700; color: var(--text); font-size: 15.5px;
  }
  .loss-block .reframe {
    margin-top: 18px; font-style: italic; color: var(--text-2);
    font-size: 14.5px; line-height: 1.65;
  }