/* =========================================================
   Aperture — marketing site
   Light, friendly, conversion-focused. Teal brand to match
   the product; Playfair Display + Inter to match portfolios.
========================================================= */
:root{
  --bg:#ffffff;
  --soft:#f3f7f5;
  --ink:#14201b;
  --muted:#5b6b63;
  --brand:#1d9e75;
  --brand-dark:#0f6e56;
  --brand-soft:#e1f5ee;
  --warm:#e7854a;
  --line:#e7ece9;
  --dark:#0e1a16;
  --radius:16px;
  --radius-lg:24px;
  --shadow-sm:0 2px 12px rgba(16,40,30,.07);
  --shadow:0 22px 55px rgba(16,40,30,.14);
  --serif:'Playfair Display',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,92%);margin:0 auto}

/* ── Reveal animation ─────────────────────────────────── */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.6,.2,1)}
.js .reveal.show{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}.tilt{transform:none!important}}

/* ── Buttons ──────────────────────────────────────────── */
.btn{display:inline-block;font-weight:600;font-size:1rem;padding:.85rem 1.5rem;border-radius:999px;cursor:pointer;border:1.5px solid transparent;transition:transform .15s ease,box-shadow .2s ease,background .2s ease}
.btn-sm{padding:.55rem 1.05rem;font-size:.9rem}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(29,158,117,.28)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 16px 32px rgba(29,158,117,.34)}
.btn-ghost{background:transparent;color:var(--brand-dark);border-color:var(--brand-soft)}
.btn-ghost:hover{background:var(--brand-soft)}

/* ── Header ───────────────────────────────────────────── */
.header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.82);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:.85rem 0}
.logo{font-weight:700;font-size:1.3rem;letter-spacing:-.02em;display:flex;align-items:center;gap:.4rem}
.logo-mark{color:var(--brand)}
.nav{display:flex;align-items:center;gap:1.6rem}
.nav a{font-weight:500;color:#33433c;font-size:.95rem;transition:color .2s}
.nav a:hover{color:var(--brand-dark)}
.nav .nav-login{color:var(--muted)}
.nav .btn{color:#fff}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* ── Section scaffolding ──────────────────────────────── */
.section{padding:7rem 0;position:relative}
.section.soft{background:var(--soft)}
.kicker{display:block;text-align:center;color:var(--brand-dark);font-weight:600;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:.8rem}
.section h2{font-family:var(--serif);font-weight:700;font-size:clamp(2rem,4vw,3.2rem);line-height:1.1;text-align:center;letter-spacing:-.01em;margin-bottom:1rem}
.section-intro{max-width:680px;margin:0 auto 3.4rem;text-align:center;color:var(--muted);font-size:1.12rem}

/* ── Hero ─────────────────────────────────────────────── */
.hero{padding:9rem 0 5rem;background:radial-gradient(1100px 540px at 78% -8%,var(--brand-soft),transparent 60%),linear-gradient(#fff,#fbfdfc)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3.5rem;align-items:center}
.eyebrow{display:inline-block;background:var(--brand-soft);color:var(--brand-dark);font-weight:600;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;padding:.4rem .8rem;border-radius:999px;margin-bottom:1.3rem}
.hero h1{font-family:var(--serif);font-weight:800;font-size:clamp(2.5rem,5.2vw,4.2rem);line-height:1.04;letter-spacing:-.015em;margin-bottom:1.3rem}
.hero .lead{font-size:1.18rem;color:#3c4c45;max-width:33ch;margin-bottom:1.9rem}
.hero .lead strong{color:var(--ink)}
.hero-cta{display:flex;gap:.9rem;flex-wrap:wrap;align-items:center}
.reassure{margin-top:1.5rem;color:var(--muted);font-size:.9rem}

/* hero product visual */
.hero-visual{position:relative}
.tilt{transform:perspective(1400px) rotateY(-9deg) rotateX(3deg)}
.float-badge{position:absolute;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);border-radius:999px;padding:.45rem .85rem;font-size:.82rem;font-weight:600;color:var(--brand-dark)}
.badge-1{top:8%;left:-4%}
.badge-2{bottom:9%;right:-3%;color:#9a5a1f}

/* ── Browser frame + mini portfolio mockups ───────────── */
.browser{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}
.browser-bar{display:flex;align-items:center;gap:6px;padding:.6rem .8rem;background:#f1f4f2;border-bottom:1px solid var(--line)}
.browser-bar span{width:10px;height:10px;border-radius:50%;background:#cfd8d3}
.browser-bar span:nth-child(1){background:#f0a8a0}.browser-bar span:nth-child(2){background:#f3ce92}.browser-bar span:nth-child(3){background:#a9d9bf}
.browser-bar em{margin-left:.7rem;font-style:normal;font-size:.72rem;color:#8a978f;background:#fff;border-radius:6px;padding:.18rem .6rem;flex:1}
.site{background:#fff;color:#16201c}
.site.dark{background:#0e1014;color:#e9ebf0}
.site-nav,.t-masthead{display:flex;align-items:center;justify-content:space-between;padding:.7rem 1rem;font-size:.8rem}
.site-nav b,.t-masthead b{font-family:var(--serif);font-size:.98rem}
.site-nav i,.t-masthead i{font-style:normal;font-size:.68rem;color:#8a978f}
.site-hero{height:120px;background-size:cover;background-position:center;display:flex;align-items:flex-end;padding:.7rem 1rem}
.site-hero span{color:#fff;font-family:var(--serif);font-size:1.1rem;text-shadow:0 2px 12px rgba(0,0,0,.5)}
.site-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;padding:8px}
.site-grid img{aspect-ratio:1;object-fit:cover;border-radius:5px}

/* template variants */
.t-masonry{columns:2;column-gap:6px;padding:8px}
.t-masonry img{width:100%;margin-bottom:6px;border-radius:6px;break-inside:avoid}
.t-carousel img{width:100%;height:150px;object-fit:cover}
.t-dots{display:flex;gap:5px;justify-content:center;padding:8px}
.t-dots i{width:6px;height:6px;border-radius:50%;background:#5c6b64;opacity:.4}
.t-dots i.on{opacity:1;background:var(--brand)}
.t-cover{height:120px;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center}
.t-cover span{color:#fff;font-family:var(--serif);font-size:1.3rem;letter-spacing:.04em;text-shadow:0 2px 14px rgba(0,0,0,.55)}
.t-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;padding:8px}
.t-grid3 img{aspect-ratio:1;object-fit:cover;border-radius:5px}

/* ── Trust strip ──────────────────────────────────────── */
.trust{background:var(--dark);color:#cdd8d2}
.trust-row{display:flex;flex-wrap:wrap;gap:1rem 2.4rem;justify-content:center;padding:1.5rem 0;font-size:.92rem;font-weight:500}

/* ── Templates ────────────────────────────────────────── */
.templates{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.tpl h3{font-family:var(--serif);font-size:1.35rem;margin:1.1rem 0 .3rem}
.tpl p{color:var(--muted);font-size:.95rem}
.tpl .browser{transition:transform .3s ease,box-shadow .3s ease}
.tpl:hover .browser{transform:translateY(-8px);box-shadow:0 28px 60px rgba(16,40,30,.18)}
.templates-foot{text-align:center;color:var(--muted);margin-top:2.4rem;font-size:1rem}

/* ── Steps ────────────────────────────────────────────── */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:2rem 1.8rem;box-shadow:var(--shadow-sm)}
.step-no{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);font-weight:700;font-size:1.15rem;margin-bottom:1.1rem}
.step h3{font-size:1.2rem;margin-bottom:.5rem}
.step p{color:var(--muted)}

/* ── Split (teachers) ─────────────────────────────────── */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.split .kicker,.split h2{text-align:left}
.split h2{margin-bottom:1.4rem}
.ticks{list-style:none;display:flex;flex-direction:column;gap:1rem;margin-bottom:1.9rem}
.ticks li{position:relative;padding-left:2rem;color:#3c4c45}
.ticks li b{color:var(--ink)}
.ticks li::before{content:"✓";position:absolute;left:0;top:0;width:1.4rem;height:1.4rem;background:var(--brand-soft);color:var(--brand-dark);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:700}

/* review mockup */
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:1.4rem}
.rc-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.9rem}
.rc-head b{font-size:1rem}
.rc-thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin-bottom:.9rem}
.rc-thumbs img{aspect-ratio:4/3;object-fit:cover;border-radius:10px}
.rc-note{font-size:.92rem;color:#3c4c45;background:var(--soft);border-left:3px solid var(--brand);border-radius:0 10px 10px 0;padding:.7rem .9rem;margin-bottom:.9rem}
.rc-actions{display:flex;gap:.5rem}
.pill{font-size:.74rem;font-weight:600;padding:.28rem .7rem;border-radius:999px;background:#eef1f0;color:#566;}
.pill.ok{background:var(--brand-soft);color:var(--brand-dark)}
.pill.warn{background:#fbeae2;color:#a8521f}

/* ── Tabs + curriculum ────────────────────────────────── */
.tabs{display:flex;justify-content:center;gap:.6rem;margin-bottom:2.4rem}
.tab-button{background:#fff;border:1px solid var(--line);color:#3c4c45;padding:.6rem 1.4rem;border-radius:999px;cursor:pointer;font:inherit;font-weight:600;font-size:.92rem;transition:.2s}
.tab-button:hover{border-color:var(--brand)}
.tab-button.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fade .4s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.tab-intro{max-width:640px;margin:0 auto 2.2rem;text-align:center;color:var(--muted)}
.curriculum-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.1rem}
.curriculum-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}
.curriculum-block:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.curriculum-block h4{font-size:1.02rem;margin-bottom:.45rem;color:var(--brand-dark)}
.curriculum-block p{color:var(--muted);font-size:.92rem}

/* ── Future ───────────────────────────────────────────── */
.future-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem;max-width:880px;margin:2.6rem auto 0}
.future-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:2.2rem;box-shadow:var(--shadow-sm)}
.future-card.accent{background:linear-gradient(160deg,var(--brand),var(--brand-dark));color:#fff;border:0}
.future-card h3{font-family:var(--serif);font-size:1.5rem;margin-bottom:1.1rem}
.future-card ul{list-style:none;display:flex;flex-direction:column;gap:.7rem}
.future-card li{position:relative;padding-left:1.5rem;color:#3c4c45}
.future-card.accent li{color:#eafaf3}
.future-card li::before{content:"→";position:absolute;left:0;color:var(--brand)}
.future-card.accent li::before{color:#bff0dc}

/* ── Quote ────────────────────────────────────────────── */
.quote-wrap{max-width:760px;margin:0 auto;text-align:center}
.quote-wrap blockquote{font-family:var(--serif);font-size:clamp(1.4rem,3vw,2rem);line-height:1.35;color:var(--ink)}
.quote-by{margin-top:1.4rem;color:var(--muted)}
.quote-by b{color:var(--ink)}

/* ── CTA ──────────────────────────────────────────────── */
.cta{padding:6.5rem 0;text-align:center;background:radial-gradient(900px 460px at 50% -20%,var(--brand-soft),transparent 60%)}
.cta h2{font-family:var(--serif);font-weight:800;font-size:clamp(2.1rem,4.5vw,3.4rem);margin-bottom:.8rem;letter-spacing:-.01em}
.cta p{color:var(--muted);margin-bottom:2rem;font-size:1.1rem}
.cta-form{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;max-width:520px;margin:0 auto}
.cta-form input{flex:1;min-width:240px;padding:.85rem 1.1rem;border:1.5px solid var(--line);border-radius:999px;font:inherit;font-size:1rem}
.cta-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.cta-alt{margin-top:1.3rem;color:var(--muted);font-size:.95rem}
.cta-alt a{color:var(--brand-dark);font-weight:600}

/* ── Footer ───────────────────────────────────────────── */
.footer{background:var(--dark);color:#aebbb4;padding:3.5rem 0 2rem}
.footer .logo.light{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2rem;padding-bottom:2.4rem;border-bottom:1px solid rgba(255,255,255,.08)}
.foot-tag{margin-top:.8rem;font-size:.9rem;max-width:30ch}
.footer h4{color:#fff;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:.9rem}
.footer-grid a{display:block;color:#aebbb4;font-size:.92rem;margin-bottom:.5rem;transition:color .2s}
.footer-grid a:hover{color:#fff}
.foot-bottom{padding-top:1.6rem;font-size:.85rem;color:#7d8c85}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width:900px){
  .nav{position:fixed;inset:0 0 0 auto;width:min(78vw,320px);background:#fff;flex-direction:column;align-items:flex-start;justify-content:center;gap:1.4rem;padding:2.5rem;box-shadow:-10px 0 40px rgba(0,0,0,.12);transform:translateX(100%);transition:transform .3s ease}
  .nav.open{transform:none}
  .nav a{font-size:1.05rem}
  .burger{display:flex;z-index:101}
  .hero-grid,.split{grid-template-columns:1fr;gap:2.4rem}
  .hero .lead{max-width:none}
  .tilt{transform:none}
  .templates,.steps{grid-template-columns:1fr}
  .future-grid,.footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:4.5rem 0}
  .hero{padding:7rem 0 3.5rem}
}
@media (max-width:560px){
  .future-grid,.footer-grid{grid-template-columns:1fr}
  .trust-row{gap:.8rem 1.4rem;font-size:.85rem}
}