/* ==========================================================================
   RHYTHM'S TUTORIAL — Design System
   Ink navy + brass gold + slate teal, on a cool "whiteboard" paper ground.
   Display: Fraunces (ink-trap serif) / Body: Inter / Formulas & data: IBM Plex Mono
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Inter:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* Color tokens */
  --ink: #0B1E3D;          /* primary navy */
  --ink-2: #142B52;        /* secondary navy */
  --ink-soft: #3C4F72;     /* muted navy text */
  --paper: #F5F6F8;        /* whiteboard-cool background */
  --paper-2: #FFFFFF;      /* card white */
  --line: #E1E4EA;         /* hairline borders */
  --gold: #D9A441;         /* brass gold accent */
  --gold-deep: #B9812A;
  --gold-tint: #FBEFD6;
  --teal: #1F6F63;         /* physics-atom teal accent */
  --teal-tint: #E4F1EE;
  --red: #C1442A;          /* board-exam red accent, used sparingly */
  --text: #1B2540;
  --text-mute: #5B6478;

  /* Type */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Layout */
  --maxw: 1200px;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(11,30,61,0.06);
  --shadow-md: 0 12px 32px rgba(11,30,61,0.12);
  --shadow-lg: 0 24px 60px rgba(11,30,61,0.18);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);margin:0;line-height:1.12;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}
section{position:relative;}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---- reveal-on-scroll ---- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---- eyebrow / kicker ---- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-deep);font-weight:600;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--gold);display:inline-block;}

.section-head{max-width:660px;margin:0 0 46px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(28px,3.6vw,42px);font-weight:600;}
.section-head p{margin-top:14px;font-size:17px;color:var(--text-mute);line-height:1.65;}

/* ---- signature: chalk-formula strip ---- */
.formula-strip{
  position:absolute;inset:0;pointer-events:none;
  background-repeat:repeat-x;background-size:900px auto;background-position:left top;
  opacity:.05;
}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:600;font-size:15px;
  border:1.5px solid transparent;transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;flex-shrink:0;}
.btn-gold{background:var(--gold);color:var(--ink);box-shadow:0 10px 24px rgba(217,164,65,.35);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(217,164,65,.45);}
.btn-navy{background:var(--ink);color:#fff;}
.btn-navy:hover{transform:translateY(-2px);background:var(--ink-2);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-outline-light:hover{background:#fff;color:var(--ink);}
.btn-whatsapp{background:#25D366;color:#fff;}
.btn-whatsapp:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(37,211,102,.4);}
.btn-block{width:100%;}
.btn-sm{padding:10px 18px;font-size:13.5px;}

/* ==========================================================================
   TOP UTILITY BAR
   ========================================================================== */
.topbar{
  background:var(--ink);color:#cdd6ea;font-family:var(--font-mono);font-size:12.5px;
  position:relative;z-index:150;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;padding:8px 24px;flex-wrap:wrap;gap:6px;}
.topbar-links{display:flex;gap:22px;flex-wrap:wrap;}
.topbar-links a{display:inline-flex;align-items:center;gap:6px;opacity:.92;transition:opacity .2s;}
.topbar-links a:hover{opacity:1;color:var(--gold);}
.topbar-links svg{width:14px;height:14px;}
.topbar-tag{color:var(--gold);letter-spacing:.05em;}

/* ==========================================================================
   HEADER / NAV
   ========================================================================== */
.site-header{
  position:sticky;top:0;z-index:200;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{position:relative;display:flex;align-items:center;justify-content:space-between;padding:10px 24px;gap:16px;}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex-shrink:1;}
.brand img{width:46px;height:46px;border-radius:50%;object-fit:cover;box-shadow:0 2px 8px rgba(11,30,61,.15);flex-shrink:0;}
.brand-text{line-height:1.15;min-width:0;}
.brand-text strong{display:block;font-family:var(--font-display);font-size:18px;color:var(--ink);font-weight:700;letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand-text span{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-deep);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{font-size:14.5px;font-weight:600;color:var(--ink-soft);position:relative;padding:6px 0;white-space:nowrap;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--gold);transition:width .25s ease;}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{width:100%;}

.nav-cta{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.nav-toggle{display:none;background:none;border:none;padding:8px;flex-shrink:0;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px;}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  padding:64px 0 90px;background:
    radial-gradient(circle at 88% 8%, rgba(217,164,65,.12), transparent 45%),
    radial-gradient(circle at 6% 92%, rgba(31,111,99,.10), transparent 40%),
    var(--paper);
  overflow:hidden;
}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px;}
.hero-badge{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;font-weight:600;
  padding:6px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-soft);
}
.hero h1{font-size:clamp(34px,4.6vw,58px);font-weight:600;letter-spacing:-.01em;}
.hero h1 em{font-style:italic;color:var(--gold-deep);font-weight:500;}
.hero-lead{margin-top:20px;font-size:18px;line-height:1.7;color:var(--text-mute);max-width:520px;}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:34px;margin-top:44px;flex-wrap:wrap;}
.hero-stat b{display:block;font-family:var(--font-display);font-size:30px;color:var(--ink);font-weight:700;}
.hero-stat span{display:block;font-size:12.5px;color:var(--text-mute);margin-top:2px;letter-spacing:.02em;}

.hero-visual{position:relative;}
.hero-frame{
  position:relative;border-radius:22px;overflow:hidden;box-shadow:var(--shadow-lg);
  border:6px solid #fff; aspect-ratio: 4/4.6;
}
.hero-frame img{width:100%;height:100%;object-fit:cover;}
.hero-frame::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(11,30,61,0) 55%, rgba(11,30,61,.55) 100%);
}
.hero-frame-caption{
  position:absolute;left:20px;right:20px;bottom:18px;color:#fff;z-index:2;
}
.hero-frame-caption strong{display:block;font-family:var(--font-display);font-size:19px;}
.hero-frame-caption span{font-family:var(--font-mono);font-size:12px;color:var(--gold-tint);letter-spacing:.05em;}

.hero-float{
  position:absolute;background:#fff;border-radius:16px;box-shadow:var(--shadow-md);
  padding:14px 18px;display:flex;align-items:center;gap:12px;border:1px solid var(--line);
}
.hero-float-1{top:-6%;left:-13%;}
.hero-float-2{bottom:6%;left:-15%;}
.hero-float .ic{
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.hero-float .ic.gold{background:var(--gold-tint);color:var(--gold-deep);}
.hero-float .ic.teal{background:var(--teal-tint);color:var(--teal);}
.hero-float .ic svg{width:20px;height:20px;}
.hero-float b{display:block;font-size:14px;color:var(--ink);}
.hero-float span{font-size:11.5px;color:var(--text-mute);}

/* ==========================================================================
   TRUST / BOARD STRIP
   ========================================================================== */
.trust{padding:34px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.trust .container{display:flex;align-items:center;gap:34px;flex-wrap:wrap;justify-content:space-between;}
.trust-label{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-mute);white-space:nowrap;}
.trust-logos{display:flex;align-items:center;gap:30px;flex-wrap:wrap;}
.trust-logos img{height:44px;width:auto;object-fit:contain;filter:grayscale(15%);opacity:.92;}

/* ==========================================================================
   ABOUT / TEACHING STYLE  (with classroom watermark)
   ========================================================================== */
.about{
  padding:110px 0;position:relative;
  background:var(--ink);color:#e7ebf5;
  background-image:
    linear-gradient(180deg, rgba(11,30,61,.94), rgba(11,30,61,.97)),
    url('assets/images/classroom-1.jpg');
  background-size:cover;background-position:center;
}
.about .container{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start;}
.about .eyebrow{color:var(--gold);}
.about .section-head h2{color:#fff;}
.about-quote{
  font-family:var(--font-display);font-style:italic;font-size:22px;line-height:1.5;color:var(--gold-tint);
  border-left:3px solid var(--gold);padding-left:20px;margin-top:26px;
}
.about-body p{color:#c7cfe2;line-height:1.85;font-size:16px;margin-bottom:18px;}
.about-pillars{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px;}
.pillar{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:20px;backdrop-filter:blur(4px);
}
.pillar .ic{width:34px;height:34px;color:var(--gold);margin-bottom:12px;}
.pillar .ic svg{width:100%;height:100%;}
.pillar h4{color:#fff;font-size:16px;margin-bottom:6px;}
.pillar p{color:#aeb8d1;font-size:13.5px;line-height:1.6;}

/* ==========================================================================
   SUBJECTS / SLOGANS
   ========================================================================== */
.subjects{padding:110px 0;background:var(--paper);}
.subject-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.subject-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 28px;box-shadow:var(--shadow-sm);transition:transform .25s ease, box-shadow .25s ease;
  position:relative;overflow:hidden;
}
.subject-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.subject-card .tag{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;display:inline-block;margin-bottom:18px;font-weight:600;
}
.subject-card.physics .tag{background:var(--teal-tint);color:var(--teal);}
.subject-card.maths .tag{background:var(--gold-tint);color:var(--gold-deep);}
.subject-card.cs .tag{background:#E9E7FB;color:#5442C4;}
.subject-card .glyph{
  font-family:var(--font-mono);font-size:44px;font-weight:600;color:var(--line);position:absolute;right:20px;top:14px;
  user-select:none;
}
.subject-card h3{font-size:23px;margin-bottom:10px;}
.subject-card .slogan{
  font-family:var(--font-display);font-style:italic;font-size:16.5px;color:var(--ink-soft);margin-bottom:14px;line-height:1.5;
}
.subject-card p{font-size:14.5px;color:var(--text-mute);line-height:1.65;}
.subject-card ul{margin-top:16px;display:flex;flex-direction:column;gap:8px;}
.subject-card li{font-size:13.5px;color:var(--ink-soft);display:flex;gap:8px;align-items:flex-start;}
.subject-card li svg{width:15px;height:15px;margin-top:2px;flex-shrink:0;color:var(--gold-deep);}

/* ==========================================================================
   COMPARISON TABLE
   ========================================================================== */
.compare{padding:100px 0;background:#fff;border-top:1px solid var(--line);}
.compare-table{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);}
.compare-row{display:grid;grid-template-columns:1.1fr 1.4fr 1.4fr;}
.compare-row:not(:last-child){border-bottom:1px solid var(--line);}
.compare-cell{padding:16px 20px;font-size:13.5px;color:var(--text-mute);display:flex;align-items:center;}
.compare-cell.label{font-weight:700;color:var(--ink);background:var(--paper);font-size:13px;}
.compare-row.compare-head .compare-cell{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;font-weight:700;color:var(--ink-soft);background:var(--paper);}
.compare-cell.highlight{background:var(--gold-tint);color:var(--ink);font-weight:600;}
.compare-row.compare-head .compare-cell.highlight{background:var(--ink);color:var(--gold);}

/* ==========================================================================
   COURSES
   ========================================================================== */
.courses{padding:110px 0;background:#fff;border-top:1px solid var(--line);}
.course-tabs{display:flex;gap:10px;margin-bottom:36px;flex-wrap:wrap;}
.course-tab{
  padding:10px 20px;border-radius:999px;border:1.5px solid var(--line);font-size:14px;font-weight:600;
  color:var(--ink-soft);background:#fff;transition:all .2s;
}
.course-tab.active,.course-tab:hover{background:var(--ink);color:#fff;border-color:var(--ink);}
.course-panels{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.course-panel{display:none;}
.course-panel.active{display:grid;grid-template-columns:1fr 1fr;gap:26px;grid-column:1/-1;}
.board-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:var(--paper);
  display:flex;gap:16px;align-items:flex-start;transition:box-shadow .2s, transform .2s;
}
.board-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-3px);}
.board-card img{width:52px;height:52px;object-fit:contain;flex-shrink:0;}
.board-card h4{font-size:16px;margin-bottom:6px;}
.board-card p{font-size:13.5px;color:var(--text-mute);line-height:1.55;}
.board-card .lvl{
  display:inline-block;margin-top:8px;font-family:var(--font-mono);font-size:11px;color:var(--gold-deep);
  background:var(--gold-tint);padding:3px 8px;border-radius:6px;letter-spacing:.04em;
}

.college-list{display:grid;gap:16px;}
.college-item{
  display:flex;gap:16px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;background:var(--paper);
}
.college-item .num{
  font-family:var(--font-mono);font-size:13px;color:var(--gold-deep);font-weight:700;
  width:34px;height:34px;border-radius:50%;background:var(--gold-tint);display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.college-item h4{font-size:15.5px;margin-bottom:4px;}
.college-item p{font-size:13px;color:var(--text-mute);}

/* ==========================================================================
   WHY CHOOSE US
   ========================================================================== */
.why{
  padding:110px 0;position:relative;
  background:
    linear-gradient(180deg, rgba(245,246,248,.97), rgba(245,246,248,.98)),
    url('assets/images/classroom-3.jpg');
  background-size:cover;background-position:center;
}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;z-index:1;}
.why .section-head{position:relative;z-index:1;}
.why-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  transition:transform .2s, box-shadow .2s;
}
.why-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.why-card .ic{
  width:44px;height:44px;border-radius:12px;background:var(--ink);color:var(--gold);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.why-card .ic svg{width:22px;height:22px;}
.why-card h4{font-size:16px;margin-bottom:8px;}
.why-card p{font-size:13.5px;color:var(--text-mute);line-height:1.6;}

/* ==========================================================================
   GALLERY (teaching photos)
   ========================================================================== */
.gallery{padding:110px 0;background:#fff;border-top:1px solid var(--line);}
.gallery-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.gallery-grid .g-item{border-radius:var(--radius);overflow:hidden;position:relative;box-shadow:var(--shadow-sm);cursor:pointer;aspect-ratio:4/3;}
.gallery-grid .g-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.gallery-grid .g-item:hover img{transform:scale(1.06);}
.gallery-grid .g-item.feature{grid-column:1/-1;aspect-ratio:21/8;}
.gallery-grid .g-item .cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;
  background:linear-gradient(0deg, rgba(11,30,61,.85), transparent);color:#fff;
}
.gallery-grid .g-item .cap b{display:block;font-family:var(--font-display);font-size:15.5px;}
.gallery-grid .g-item .cap span{font-family:var(--font-mono);font-size:11px;color:var(--gold-tint);}

/* ---- Lightbox ---- */
.lightbox{
  position:fixed;inset:0;background:rgba(11,30,61,.94);z-index:2000;display:none;
  align-items:center;justify-content:center;flex-direction:column;padding:40px 20px;
}
.lightbox.open{display:flex;}
.lightbox img{max-width:min(900px,92vw);max-height:72vh;border-radius:14px;box-shadow:0 30px 70px rgba(0,0,0,.5);}
.lightbox-cap{color:#fff;font-family:var(--font-display);font-style:italic;font-size:16px;margin-top:18px;text-align:center;max-width:600px;}
.lightbox-close{
  position:absolute;top:26px;right:26px;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);
  color:#fff;font-size:26px;line-height:1;border:1px solid rgba(255,255,255,.3);
}

/* ==========================================================================
   MARKETING STRATEGY / PROGRAMS
   ========================================================================== */
.strategy{
  padding:110px 0;position:relative;color:#fff;
  background:linear-gradient(135deg, var(--ink) 0%, #0E2545 60%, #13315E 100%);
}
.strategy .eyebrow{color:var(--gold);}
.strategy .section-head h2{color:#fff;}
.strategy .section-head p{color:#b8c1d9;}
.strategy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.strategy-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);
  padding:28px 24px;
}
.strategy-card .badge{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);
  background:var(--gold);padding:4px 10px;border-radius:999px;display:inline-block;margin-bottom:16px;font-weight:700;
}
.strategy-card h4{color:#fff;font-size:18px;margin-bottom:10px;font-family:var(--font-display);}
.strategy-card p{color:#b8c1d9;font-size:14px;line-height:1.65;}

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */
.testimonials{padding:100px 0;background:var(--paper);}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.testimonial-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;
  box-shadow:var(--shadow-sm);transition:transform .2s, box-shadow .2s;
}
.testimonial-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.testimonial-card .stars{color:var(--gold);letter-spacing:2px;font-size:15px;margin-bottom:14px;}
.testimonial-card p{font-family:var(--font-display);font-style:italic;font-size:15.5px;color:var(--ink-soft);line-height:1.65;margin-bottom:18px;}
.t-author{border-top:1px solid var(--line);padding-top:14px;}
.t-author b{display:block;font-size:14px;color:var(--ink);}
.t-author span{font-size:12px;color:var(--text-mute);font-family:var(--font-mono);}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq{padding:100px 0;background:#fff;border-top:1px solid var(--line);}
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;padding:20px 22px;font-family:var(--font-body);
  font-size:15.5px;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-icon{
  width:26px;height:26px;border-radius:50%;background:var(--gold-tint);color:var(--gold-deep);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;transition:transform .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 22px 20px;font-size:14.5px;color:var(--text-mute);line-height:1.7;}
.faq-item.open .faq-a{max-height:220px;}

/* ==========================================================================
   STUDY MATERIALS
   ========================================================================== */
.materials{padding:100px 0;background:var(--paper);}
.materials-box{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:52px;
  display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;box-shadow:var(--shadow-sm);
  position:relative;overflow:hidden;
}
.materials-box::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:var(--gold-tint);z-index:0;
}
.materials-text{position:relative;z-index:1;}
.materials-text h3{font-size:26px;margin-bottom:12px;}
.materials-text p{color:var(--text-mute);font-size:15.5px;line-height:1.7;max-width:520px;}
.materials-chips{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;}
.materials-chips span{
  font-family:var(--font-mono);font-size:11.5px;background:var(--paper);border:1px solid var(--line);
  padding:5px 11px;border-radius:999px;color:var(--ink-soft);
}
.materials-cta{position:relative;z-index:1;}

/* ==========================================================================
   FEES / PAYMENT
   ========================================================================== */
.fees{padding:110px 0;background:#fff;border-top:1px solid var(--line);}
.fees-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;}
.fees-list{display:flex;flex-direction:column;gap:16px;margin-top:26px;}
.fee-row{
  display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;
  border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);
}
.fee-row .name{font-weight:600;font-size:15px;color:var(--ink);}
.fee-row .sub{font-size:12.5px;color:var(--text-mute);margin-top:3px;}
.fee-row .price{font-family:var(--font-display);font-size:20px;color:var(--gold-deep);font-weight:700;white-space:nowrap;}
.fee-note{
  margin-top:22px;font-size:13.5px;color:var(--text-mute);background:var(--teal-tint);color:var(--teal);
  padding:14px 18px;border-radius:var(--radius-sm);display:flex;gap:10px;align-items:flex-start;
}
.fee-note svg{width:18px;height:18px;flex-shrink:0;margin-top:1px;}

.pay-card{
  background:var(--ink);border-radius:20px;padding:36px;text-align:center;color:#fff;box-shadow:var(--shadow-lg);
}
.pay-card h4{color:#fff;font-size:18px;margin-bottom:4px;}
.pay-card p{color:#aeb8d1;font-size:12.5px;margin-bottom:20px;}
.pay-qr{
  background:#fff;border-radius:16px;padding:16px;width:220px;margin:0 auto;box-shadow:0 10px 24px rgba(0,0,0,.25);
}
.pay-qr img{width:100%;border-radius:6px;}
.pay-upi{
  margin-top:16px;font-family:var(--font-mono);font-size:13px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);padding:10px 14px;border-radius:10px;color:var(--gold-tint);
  word-break:break-all;
}
.pay-card .btn{margin-top:20px;}

/* ==========================================================================
   ADMISSION ENQUIRY FORM
   ========================================================================== */
.enquiry{
  padding:110px 0;position:relative;
  background:var(--ink);
  background-image:
    linear-gradient(180deg, rgba(11,30,61,.95), rgba(11,30,61,.97)),
    url('assets/images/classroom-2.jpg');
  background-size:cover;background-position:center;color:#fff;
}
.enquiry .eyebrow{color:var(--gold);}
.enquiry .section-head h2{color:#fff;}
.enquiry .section-head p{color:#b8c1d9;}
.enquiry-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:start;}
.enquiry-side p{color:#b8c1d9;font-size:15px;line-height:1.75;margin-bottom:26px;}
.enquiry-steps{display:flex;flex-direction:column;gap:18px;}
.enquiry-step{display:flex;gap:14px;align-items:flex-start;}
.enquiry-step .n{
  width:30px;height:30px;border-radius:50%;background:var(--gold);color:var(--ink);font-family:var(--font-mono);
  font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.enquiry-step b{display:block;color:#fff;font-size:14.5px;margin-bottom:2px;}
.enquiry-step span{font-size:13px;color:#a8b2cc;}

.form-card{background:#fff;border-radius:20px;padding:40px;box-shadow:var(--shadow-lg);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--ink-soft);margin-bottom:7px;letter-spacing:.02em;}
.field input,.field select,.field textarea{
  width:100%;padding:13px 14px;border-radius:10px;border:1.5px solid var(--line);font-family:var(--font-body);
  font-size:14.5px;color:var(--text);background:var(--paper);transition:border-color .2s, box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 4px var(--gold-tint);background:#fff;
}
.field textarea{resize:vertical;min-height:90px;}
.form-note{font-size:12px;color:var(--text-mute);margin-top:10px;text-align:center;}
.form-success{display:none;text-align:center;padding:30px 10px;}
.form-success.show{display:block;}
.form-success svg{width:48px;height:48px;color:var(--teal);margin-bottom:14px;}
.form-success h4{font-size:20px;margin-bottom:8px;}
.form-success p{color:var(--text-mute);font-size:14px;}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact{padding:110px 0;background:var(--paper);}
.contact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;text-align:center;
  transition:transform .2s, box-shadow .2s;
}
.contact-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.contact-card .ic{
  width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;
}
.contact-card .ic svg{width:24px;height:24px;}
.contact-card.call .ic{background:var(--teal-tint);color:var(--teal);}
.contact-card.wa .ic{background:#DCF8E4;color:#1ea952;}
.contact-card.mail .ic{background:var(--gold-tint);color:var(--gold-deep);}
.contact-card.google .ic{background:#E9E7FB;color:#5442C4;}
.contact-card h4{font-size:15.5px;margin-bottom:6px;}
.contact-card p{font-size:13px;color:var(--text-mute);margin-bottom:16px;word-break:break-word;}

/* ==========================================================================
   TESTIMONIAL / SLOGAN STRIP
   ========================================================================== */
.slogan-strip{padding:70px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;}
.marquee{display:flex;gap:60px;white-space:nowrap;animation:scroll 32s linear infinite;width:max-content;}
.marquee span{
  font-family:var(--font-display);font-style:italic;font-size:24px;color:var(--ink-soft);display:flex;align-items:center;gap:16px;
}
.marquee span::after{content:"✦";color:var(--gold);font-style:normal;font-size:16px;}
@keyframes scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{background:var(--ink);color:#aeb8d1;padding:70px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand img{width:44px;height:44px;border-radius:50%;}
.footer-brand strong{color:#fff;font-family:var(--font-display);font-size:18px;}
.site-footer p.desc{font-size:13.5px;line-height:1.7;max-width:280px;color:#98a2c0;}
.footer-col h5{color:#fff;font-size:13.5px;letter-spacing:.06em;text-transform:uppercase;font-family:var(--font-mono);margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:13.5px;color:#aeb8d1;transition:color .2s;}
.footer-col a:hover{color:var(--gold);}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.14);
}
.footer-social svg{width:16px;height:16px;}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;padding:22px 0;font-size:12.5px;color:#7f89a8;flex-wrap:wrap;gap:10px;
}
.footer-bottom a{color:#aeb8d1;}

/* ==========================================================================
   LIGHTBOX
   ========================================================================== */
.lightbox{
  position:fixed;inset:0;z-index:999;background:rgba(11,30,61,.92);display:none;align-items:center;justify-content:center;padding:32px;
}
.lightbox.show{display:flex;}
.lightbox img{max-width:min(900px,92vw);max-height:85vh;border-radius:16px;box-shadow:var(--shadow-lg);}
.lightbox-close{
  position:fixed;top:26px;right:26px;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);
  color:#fff;font-size:24px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.2);
}

/* ==========================================================================
   FLOATING WHATSAPP BUTTON
   ========================================================================== */
.float-wa{
  position:fixed;bottom:26px;right:26px;z-index:300;width:60px;height:60px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(37,211,102,.5);
  animation:pulse 2.4s infinite;
}
.float-wa svg{width:30px;height:30px;color:#fff;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(37,211,102,.55);}
  70%{box-shadow:0 0 0 16px rgba(37,211,102,0);}
  100%{box-shadow:0 0 0 0 rgba(37,211,102,0);}
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1080px){
  .hero .container{grid-template-columns:1fr;}
  .hero-visual{max-width:440px;margin:0 auto;order:-1;}
  .about .container{grid-template-columns:1fr;}
  .why-grid{grid-template-columns:repeat(2,1fr);}
  .subject-grid{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:1fr 1fr;}
  .fees-wrap{grid-template-columns:1fr;}
  .pay-card{max-width:360px;margin:0 auto;}
  .enquiry-wrap{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .strategy-grid{grid-template-columns:1fr 1fr;}
  .contact-grid{grid-template-columns:1fr 1fr;}
  .course-panel.active{grid-template-columns:1fr;}
  .testimonial-grid{grid-template-columns:1fr;}
}
@media (max-width:760px){
  /* Topbar: collapse to a single compact line so it never pushes header height around */
  .topbar .container{padding:7px 16px;justify-content:center;}
  .topbar-links{display:none;}
  .topbar-tag{font-size:11.5px;text-align:center;}

  .nav{padding:9px 16px;}
  .brand img{width:38px;height:38px;}
  .brand-text strong{font-size:15.5px;max-width:46vw;}
  .brand-text span{display:none;}

  .nav-links{
    position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;
    padding:18px 20px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);gap:14px;
    max-height:0;overflow:hidden;opacity:0;transition:max-height .3s ease, opacity .25s ease;
  }
  .nav-links.open{max-height:520px;opacity:1;}
  .nav-links a{width:100%;padding:4px 0;}
  .nav-toggle{display:block;}
  .nav-cta{gap:6px;}
  .nav-cta .btn-outline{display:none;}
  .nav-cta .btn-gold{padding:9px 14px;font-size:13px;}
  .hero-float{display:none;}
  .why-grid{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:1fr;}
  .gallery-grid .g-item.feature{aspect-ratio:16/10;}
  .strategy-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .materials-box{grid-template-columns:1fr;text-align:center;padding:36px 24px;}
  .materials-chips{justify-content:center;}
  .form-card{padding:26px;}
  .trust .container{flex-direction:column;align-items:flex-start;}
  section{padding-left:0;}
  .about,.subjects,.courses,.why,.gallery,.strategy,.materials,.fees,.enquiry,.contact,.testimonials,.faq,.compare{padding:72px 0;}
  .faq-q{font-size:14.5px;padding:16px 18px;}
  .compare-row{grid-template-columns:1fr;}
  .compare-cell.label{background:var(--ink);color:#fff;font-size:12px;}
  .compare-row.compare-head{display:none;}
  .compare-cell{padding:12px 16px;flex-direction:column;align-items:flex-start;gap:3px;}
  .compare-cell[data-tag]::before{
    content:attr(data-tag);font-family:var(--font-mono);font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;
    color:var(--gold-deep);font-weight:700;
  }
}