:root {
    --ink: #17191d;
    --ink-soft: #52545a;
    --paper: #f4f0e8;
    --paper-2: #ebe4d8;
    --white: #fffdf8;
    --red: #b3091e;
    --red-dark: #720513;
    --gold: #e0b430;
    --navy: #172b50;
    --navy-2: #0d1a31;
    --line: rgba(23, 25, 29, .17);
    --section-pad: clamp(5rem, 10vw, 10rem) clamp(1.2rem, 6vw, 7rem);
    --radius: 1.75rem;
    --shadow: 0 30px 80px rgba(21, 20, 18, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: .18;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
::selection { background: var(--gold); color: var(--ink); }

.skip-link {
    position: fixed;
    left: 1rem;
    top: -5rem;
    z-index: 20000;
    padding: .7rem 1rem;
    background: var(--ink);
    color: #fff;
    transition: top .2s ease;
}
.skip-link:focus { top: 1rem; }

.site-header {
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    right: 0;
    min-height: 78px;
    padding: 0 clamp(1.1rem, 3.5vw, 4rem);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 2rem;
    background: rgba(244, 240, 232, .82);
    border-bottom: 1px solid rgba(23,25,29,.1);
    backdrop-filter: blur(18px);
    transition: transform .35s ease, background .3s ease;
}
.brand-word {
    letter-spacing: -.035em;
    line-height: .9;
    font-weight: 800;
    font-size: clamp(1rem, 1.6vw, 1.35rem);
}
.brand-word span { display: block; }
.brand-word strong { color: var(--red); }
.main-nav {
    display: flex;
    justify-content: center;
    gap: clamp(1rem, 2.8vw, 2.8rem);
    font-size: .77rem;
    font-weight: 750;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.main-nav a { position: relative; padding: .6rem 0; }
.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: .15rem;
    width: 100%;
    height: 1px;
    background: var(--red);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform .28s ease;
}
.main-nav a:hover::after, .main-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.panel-link {
    min-height: 44px;
    padding: .45rem .5rem .45rem 1.05rem;
    display: inline-flex;
    align-items: center;
    gap: .9rem;
    border-radius: 999px;
    background: var(--ink);
    color: #fff;
    font-size: .78rem;
    font-weight: 750;
    letter-spacing: .04em;
    box-shadow: 0 12px 28px rgba(23,25,29,.17);
    transition: transform .25s ease, background .25s ease;
}
.panel-link i {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--red);
    font-style: normal;
    font-size: 1rem;
}
.panel-link:hover { transform: translateY(-2px); background: var(--red-dark); }
.menu-toggle { display: none; }

.hero {
    min-height: 100svh;
    padding: clamp(8rem, 13vw, 10.5rem) clamp(1.2rem, 6vw, 7rem) clamp(4rem, 8vw, 7rem);
    display: grid;
    grid-template-columns: minmax(0, 1.14fr) minmax(300px, .86fr);
    align-items: center;
    gap: clamp(2rem, 6vw, 6rem);
    position: relative;
    isolation: isolate;
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    width: min(72vw, 980px);
    aspect-ratio: 1;
    right: -24vw;
    top: -31vw;
    z-index: -3;
    border: 1px solid rgba(179, 9, 30, .16);
    border-radius: 50%;
    box-shadow: 0 0 0 8vw rgba(224,180,48,.05), 0 0 0 18vw rgba(179,9,30,.03);
}
.hero::after {
    content: "DEUTSCH";
    position: absolute;
    z-index: -2;
    left: -1.7vw;
    bottom: -3.7vw;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(7rem, 18vw, 18rem);
    line-height: .7;
    letter-spacing: -.09em;
    color: rgba(23,25,29,.035);
}
.hero-atmosphere {
    position: absolute;
    inset: 78px auto 0 0;
    width: 19vw;
    min-width: 185px;
    z-index: -1;
    background: linear-gradient(90deg, rgba(23,25,29,.08), transparent), url('../images/almanca-egitim-ortami-isparta.webp') center/cover;
    clip-path: polygon(0 0, 75% 0, 100% 100%, 0 100%);
    opacity: .3;
    filter: saturate(.75);
}
.hero-copy { max-width: 760px; }
.hero-logo {
    width: clamp(210px, 29vw, 390px);
    height: auto;
    margin: 0 0 1.7rem;
    filter: drop-shadow(0 18px 26px rgba(23,25,29,.13));
    mix-blend-mode: multiply;
}
.eyebrow, .kicker {
    margin: 0 0 1rem;
    color: var(--red);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .13em;
    text-transform: uppercase;
}
.hero h1, .about h2, .lessons h2, .ecosystem h2, .testimonials h2, .contact h2, .manifesto h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 500;
    letter-spacing: -.055em;
    line-height: .98;
}
.hero h1 { font-size: clamp(3.2rem, 7vw, 7.3rem); }
.hero h1 em { color: var(--red); font-weight: 500; }
.hero-lead {
    max-width: 660px;
    margin: 1.7rem 0 2.2rem;
    color: var(--ink-soft);
    font-size: clamp(1rem, 1.35vw, 1.24rem);
}
.text-cta {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: .8rem 0;
    border-bottom: 1px solid var(--ink);
    font-weight: 800;
    letter-spacing: .02em;
}
.text-cta span { transition: transform .25s ease; }
.text-cta:hover span { transform: translateX(.45rem); }
.hero-portrait { position: relative; justify-self: end; width: min(100%, 520px); }
.portrait-frame {
    position: relative;
    aspect-ratio: .84;
    overflow: hidden;
    border-radius: 46% 46% 1.5rem 1.5rem;
    background: #dedbd6;
    box-shadow: var(--shadow);
}
.portrait-frame::before {
    content: "";
    position: absolute;
    inset: .8rem;
    z-index: 2;
    border: 1px solid rgba(255,255,255,.55);
    border-radius: inherit;
    pointer-events: none;
}
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; object-position: center 25%; transform: scale(1.04); }
.hero-portrait > p {
    margin: 1rem .2rem 0;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    border-top: 1px solid var(--line);
    padding-top: .8rem;
}
.hero-portrait > p strong { font-size: .95rem; }
.hero-portrait > p span { color: var(--ink-soft); font-size: .8rem; text-align: right; }
.hero-note {
    position: absolute;
    right: clamp(1.2rem, 3vw, 3.5rem);
    bottom: 2rem;
    display: flex;
    align-items: center;
    gap: .7rem;
    transform: rotate(-90deg) translateX(100%);
    transform-origin: bottom right;
}
.hero-note span { font-family: Georgia, serif; font-size: 2.8rem; color: var(--red); line-height: 1; }
.hero-note small { font-size: .65rem; letter-spacing: .1em; text-transform: uppercase; line-height: 1.35; }

.exam-line {
    min-height: 130px;
    padding: 1.3rem clamp(1.2rem, 6vw, 7rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    overflow: hidden;
    background: var(--ink);
    color: #fff;
    font-family: Georgia, serif;
    font-size: clamp(1rem, 2.4vw, 2.25rem);
}
.exam-line p { margin: 0; white-space: nowrap; }
.exam-line span { color: var(--gold); }
.exam-line .telc-mark { font-family: Arial, sans-serif; text-transform: lowercase; font-weight: 800; letter-spacing: -.08em; }

.section-pad { padding: var(--section-pad); }
.section-index {
    margin-bottom: clamp(2.8rem, 6vw, 6rem);
    color: var(--ink-soft);
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.section-index.light { color: rgba(255,255,255,.58); }

.about { position: relative; }
.about-grid {
    display: grid;
    grid-template-columns: minmax(280px, .75fr) minmax(0, 1.25fr);
    gap: clamp(2rem, 8vw, 9rem);
    align-items: start;
}
.about-portrait { margin: 0; position: sticky; top: 120px; }
.about-portrait img {
    width: 100%;
    height: clamp(500px, 66vw, 790px);
    object-fit: cover;
    object-position: center;
    border-radius: 999px 999px 1rem 1rem;
    box-shadow: var(--shadow);
}
.about-portrait figcaption {
    margin-top: 1rem;
    color: var(--ink-soft);
    font-size: .77rem;
    font-style: italic;
    text-align: center;
}
.about-copy { max-width: 760px; padding-top: 6vw; }
.about-copy h2 { font-size: clamp(3rem, 6vw, 6rem); margin-bottom: 2rem; }
.about-copy > p:not(.kicker) { margin: 0 0 1.35rem; color: #34363b; font-size: clamp(1rem, 1.3vw, 1.18rem); }
.about-copy > p:first-of-type:not(.kicker)::first-letter {
    float: left;
    margin: .08em .12em 0 0;
    color: var(--red);
    font-family: Georgia, serif;
    font-size: 4.2em;
    line-height: .72;
}
.personal-note { padding-top: 1.4rem; border-top: 1px solid var(--line); font-family: Georgia, serif; font-style: italic; }

.manifesto {
    min-height: min(90vh, 880px);
    position: relative;
    display: grid;
    align-items: end;
    overflow: hidden;
    color: #fff;
}
.manifesto-image {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(90deg, rgba(10,11,13,.78) 0%, rgba(10,11,13,.18) 58%, rgba(10,11,13,.22)), url('../images/almanca-egitim-ortami-isparta.webp');
    background-size: cover;
    background-position: center 42%;
    transform: scale(1.015);
}
.manifesto-words { position: relative; z-index: 1; max-width: 790px; padding: clamp(3rem, 8vw, 8rem); }
.manifesto-words > p { margin: 0 0 1rem; color: var(--gold); font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.manifesto h2 { font-size: clamp(3.6rem, 7.5vw, 8rem); }
.manifesto-words span { display: block; margin-top: 1.7rem; font-size: clamp(1rem, 1.5vw, 1.3rem); }

.lessons { background: var(--white); }
.lessons-intro { max-width: 1050px; margin-bottom: clamp(4rem, 8vw, 8rem); }
.lessons h2 { font-size: clamp(3rem, 6.5vw, 7rem); }
.lesson-row {
    display: grid;
    grid-template-columns: 80px minmax(280px, .9fr) minmax(300px, 1.1fr);
    gap: clamp(1rem, 4vw, 5rem);
    align-items: start;
    padding: clamp(2.3rem, 4vw, 4rem) 0;
    border-top: 1px solid var(--line);
}
.lesson-row:last-of-type { border-bottom: 1px solid var(--line); }
.lesson-number { color: var(--red); font-family: Georgia, serif; font-size: 1.3rem; }
.lesson-title h3 { margin: 0 0 .5rem; font-family: Georgia, serif; font-size: clamp(1.8rem, 3vw, 3rem); font-weight: 500; letter-spacing: -.035em; }
.lesson-title span { color: var(--ink-soft); font-size: .8rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.lesson-row > p { margin: .25rem 0 0; color: var(--ink-soft); font-size: 1.05rem; }

.classroom-composition {
    margin-top: clamp(5rem, 10vw, 10rem);
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    grid-template-rows: auto auto;
    gap: clamp(1rem, 3vw, 2.8rem);
    align-items: end;
    position: relative;
}
.classroom-composition figure { margin: 0; }
.classroom-main img, .classroom-side img { width: 100%; object-fit: cover; box-shadow: var(--shadow); }
.classroom-main img { aspect-ratio: 1.25; border-radius: var(--radius); }
.classroom-side { transform: translateY(14%); }
.classroom-side img { aspect-ratio: .92; border-radius: 999px 999px 1rem 1rem; }
.classroom-composition figcaption { margin: .8rem .25rem 0; color: var(--ink-soft); font-size: .75rem; }
.classroom-quote {
    grid-column: 1 / -1;
    max-width: 640px;
    margin: 7rem 0 0 auto;
    color: var(--red);
    font-family: Georgia, serif;
    font-size: clamp(2rem, 4vw, 4.5rem);
    letter-spacing: -.04em;
    line-height: 1.08;
    text-align: right;
}

.ecosystem { background: radial-gradient(circle at 80% 15%, #314d7d 0, var(--navy) 28%, var(--navy-2) 68%); color: #fff; overflow: hidden; }
.ecosystem-head { padding-bottom: clamp(3rem, 6vw, 6rem); }
.ecosystem-copy { display: grid; grid-template-columns: minmax(320px, 1fr) minmax(300px, .75fr); gap: clamp(2rem, 8vw, 9rem); align-items: end; }
.ecosystem-copy .kicker { grid-column: 1 / -1; color: var(--gold); }
.ecosystem h2 { font-size: clamp(3.7rem, 8vw, 8rem); }
.ecosystem-copy > p:last-child { margin: 0 0 .4rem; color: rgba(255,255,255,.74); font-size: 1.08rem; }
.screen-stage {
    min-height: clamp(620px, 72vw, 980px);
    position: relative;
    margin: 0 clamp(1rem, 5vw, 6rem);
}
.screen { position: absolute; margin: 0; border-radius: clamp(1rem, 2vw, 2rem); overflow: hidden; box-shadow: 0 38px 100px rgba(0,0,0,.42); border: 1px solid rgba(255,255,255,.13); }
.screen img { width: 100%; height: auto; }
.screen-login { width: min(78%, 1340px); left: 2%; top: 2%; transform: rotate(-2.2deg); }
.screen-dashboard { width: min(70%, 1220px); right: 1%; bottom: 2%; transform: rotate(2.6deg); }
.stat-river {
    padding: clamp(4rem, 8vw, 8rem) clamp(1.2rem, 6vw, 7rem);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid rgba(255,255,255,.13);
}
.stat { min-height: 170px; padding: 1.4rem clamp(1rem, 2.8vw, 2.8rem); border-left: 1px solid rgba(255,255,255,.13); display: flex; flex-direction: column; justify-content: center; }
.stat:first-child { border-left: 0; }
.stat strong { color: var(--gold); font-family: Georgia, serif; font-size: clamp(3.2rem, 6vw, 6.5rem); font-weight: 500; line-height: .9; letter-spacing: -.07em; }
.stat span { margin-top: .8rem; color: rgba(255,255,255,.67); font-size: .75rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }

.achievements { background: linear-gradient(180deg, #f6f1e8 0%, #fffaf1 100%); }
.achievements-head { max-width: 880px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.achievements h2 { font-size: clamp(3rem, 6vw, 6rem); margin-bottom: 1rem; }
.achievements-lead { max-width: 720px; color: var(--ink-soft); font-size: 1.02rem; }
.certificate-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(1rem, 2vw, 1.6rem); }
.certificate-card {
    padding: .95rem;
    background: rgba(255,255,255,.86);
    border: 1px solid rgba(26,31,37,.08);
    border-radius: 28px;
    box-shadow: 0 22px 60px rgba(17,19,23,.08);
    transition: transform .25s ease, box-shadow .25s ease;
}
.certificate-card:hover { transform: translateY(-5px); box-shadow: 0 32px 75px rgba(17,19,23,.12); }
.certificate-card img { aspect-ratio: 3 / 4.25; object-fit: contain; background: #fff; border-radius: 18px; border: 1px solid rgba(26,31,37,.08); }
.certificate-card figcaption { padding: 1rem .35rem .25rem; display: flex; flex-direction: column; gap: .28rem; }
.certificate-card strong { font-size: .95rem; }
.certificate-card span { color: var(--ink-soft); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }


.success-stories{position:relative;overflow:hidden;background:radial-gradient(circle at 12% 18%,rgba(240,190,42,.18),transparent 28%),radial-gradient(circle at 88% 72%,rgba(198,18,28,.12),transparent 30%),#f8f3e9}
.success-head{max-width:980px;margin-top:clamp(2rem,4vw,4rem)}.success-head h2{max-width:980px;font-size:clamp(3.2rem,7vw,7rem)}.success-head>p:last-child{max-width:700px;margin-top:1.4rem;color:rgba(23,25,29,.68);font-size:1.05rem;line-height:1.75}
.certificate-stage{min-height:clamp(600px,76vw,980px);margin-top:clamp(3rem,7vw,7rem);position:relative}.certificate{position:absolute;width:min(31vw,390px);margin:0;padding:.65rem;border:1px solid rgba(23,25,29,.12);border-radius:1.1rem;background:rgba(255,255,255,.82);box-shadow:0 28px 80px rgba(77,47,20,.19);backdrop-filter:blur(8px);overflow:hidden}.certificate img{width:100%;height:auto;border-radius:.65rem}
.certificate-one{left:3%;top:8%;transform:rotate(-4deg);z-index:2}.certificate-two{left:27%;top:1%;transform:rotate(2.4deg);z-index:4}.certificate-three{right:24%;top:13%;transform:rotate(-1.8deg);z-index:3}.certificate-four{right:2%;top:3%;transform:rotate(4deg);z-index:1}.privacy-note{margin:-1rem 0 0 auto;max-width:540px;color:rgba(23,25,29,.58);font-size:.82rem;line-height:1.6;text-align:right}
.testimonials{overflow:hidden;padding-left:0;padding-right:0;background:radial-gradient(circle at 8% 25%,rgba(244,195,35,.16),transparent 25%),radial-gradient(circle at 92% 75%,rgba(204,24,34,.12),transparent 27%),linear-gradient(135deg,#fffaf0 0%,#fff 47%,#fff4e4 100%)}.testimonials>.section-index,.testimonials-title{margin-left:clamp(1.2rem,6vw,7rem);margin-right:clamp(1.2rem,6vw,7rem)}.testimonials-title{margin-bottom:clamp(2.4rem,5vw,4.8rem)}.testimonials h2{font-size:clamp(3.5rem,7vw,7.5rem)}
.testimonial-glow-shell{position:relative;margin:0 clamp(1rem,4vw,4rem);padding:3px;border-radius:clamp(1.4rem,3vw,2.6rem);background:linear-gradient(110deg,#bb0f19,#f5c329,#f08a24,#bb0f19);background-size:250% 250%;box-shadow:0 0 22px rgba(199,26,36,.20),0 0 48px rgba(239,190,37,.16),0 28px 70px rgba(90,54,14,.12);animation:testimonial-border-glow 12s ease-in-out infinite}.testimonial-glow-shell:before{content:"";position:absolute;inset:-10px;z-index:-1;border-radius:inherit;background:inherit;filter:blur(24px);opacity:.25}
.marquee{overflow:hidden;margin:0;padding:clamp(1rem,2vw,1.5rem) 0;border-radius:calc(clamp(1.4rem,3vw,2.6rem) - 3px);background:rgba(255,253,248,.94);mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent)}.marquee-track{width:max-content;display:flex;gap:1rem;padding-inline:1rem;will-change:transform;animation:marquee-left 190s linear infinite}.marquee:hover .marquee-track{animation-play-state:paused}
.quote-item{width:clamp(330px,34vw,520px);min-height:245px;padding:clamp(1.55rem,2.7vw,2.5rem);display:flex;flex-direction:column;justify-content:space-between;color:#242127;border:1px solid rgba(30,32,38,.09);border-radius:1.35rem;background:linear-gradient(145deg,rgba(255,255,255,.98),rgba(255,248,232,.92));box-shadow:0 12px 32px rgba(78,51,19,.09)}.quote-item:nth-child(4n+2){background:linear-gradient(145deg,#fff7dc,#fffdf6);border-color:rgba(236,182,22,.30)}.quote-item:nth-child(4n+3){background:linear-gradient(145deg,#fff,#fff0ee);border-color:rgba(193,20,31,.20)}.quote-item:nth-child(4n+4){background:linear-gradient(145deg,#f7fbff,#fff);border-color:rgba(29,76,134,.18)}
.quote-item p{margin:0;font-family:Georgia,serif;font-size:clamp(1.05rem,1.45vw,1.34rem);line-height:1.55}.quote-item footer{margin-top:1.7rem;padding-top:1rem;border-top:1px solid rgba(30,32,38,.14);display:flex;justify-content:space-between;align-items:flex-end;gap:1rem;font-size:.76rem}.quote-item footer strong{color:var(--red);font-size:.86rem}.quote-item footer span{max-width:54%;color:rgba(30,32,38,.60);text-align:right}
@keyframes marquee-left{to{transform:translateX(-50%)}}@keyframes testimonial-border-glow{0%,100%{background-position:0% 50%;filter:saturate(.95)}50%{background-position:100% 50%;filter:saturate(1.15)}}

.contact {
    position: relative;
    color: #fff;
    background: #111317;
    isolation: isolate;
}
.contact-photo {
    position: absolute;
    inset: 0;
    z-index: -2;
    background-image: linear-gradient(90deg, rgba(12,13,16,.96) 0%, rgba(12,13,16,.83) 48%, rgba(12,13,16,.58)), url('../images/isparta-almanca-ders-ortami-yunus-hoca.webp');
    background-size: cover;
    background-position: center;
    filter: saturate(.72);
}
.contact-inner { display: grid; grid-template-columns: minmax(0, .9fr) minmax(360px, .75fr); gap: clamp(3rem, 9vw, 10rem); align-items: start; }
.contact-copy h2 { font-size: clamp(3.4rem, 7vw, 7.3rem); }
.contact-copy > p:not(.kicker) { max-width: 640px; margin-top: 1.8rem; color: rgba(255,255,255,.7); font-size: 1.08rem; }
.direct-contact { margin-top: 3.5rem; display: grid; gap: .7rem; }
.direct-contact a { padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,.22); display: flex; justify-content: space-between; gap: 1rem; }
.direct-contact small { color: var(--gold); font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.direct-contact strong { text-align: right; }
.contact-form {
    padding: clamp(1.5rem, 4vw, 3.5rem);
    background: rgba(255,253,248,.96);
    color: var(--ink);
    box-shadow: 0 40px 100px rgba(0,0,0,.35);
    border-radius: var(--radius);
}
.field { margin-bottom: 1.5rem; }
.field-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.field label, .choice-group legend { display: block; margin-bottom: .55rem; font-size: .75rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.field label span { color: #8b8b8b; font-weight: 500; text-transform: none; letter-spacing: 0; }
.field input {
    width: 100%;
    padding: .9rem .1rem;
    border: 0;
    border-bottom: 1px solid rgba(23,25,29,.35);
    border-radius: 0;
    outline: none;
    background: transparent;
    color: var(--ink);
    transition: border-color .2s ease;
}
.field input:focus { border-color: var(--red); }
.field input::placeholder { color: #969696; }
.choice-group { margin: 0 0 1.4rem; padding: 0; border: 0; display: flex; flex-wrap: wrap; gap: .65rem; }
.choice-group legend { width: 100%; }
.choice-group label { position: relative; }
.choice-group input { position: absolute; opacity: 0; pointer-events: none; }
.choice-group span {
    min-height: 42px;
    padding: .7rem 1rem;
    display: inline-flex;
    align-items: center;
    border: 1px solid rgba(23,25,29,.2);
    border-radius: 999px;
    font-size: .86rem;
    font-weight: 650;
    transition: all .2s ease;
}
.choice-group input:checked + span { background: var(--ink); color: #fff; border-color: var(--ink); }
.choice-group input:focus-visible + span { outline: 2px solid var(--red); outline-offset: 2px; }
.consent { display: flex; gap: .8rem; align-items: flex-start; margin: 1.4rem 0 1.8rem; color: #64666a; font-size: .77rem; }
.consent input { margin-top: .25rem; accent-color: var(--red); }
.submit-button {
    width: 100%;
    min-height: 58px;
    padding: .5rem .6rem .5rem 1.25rem;
    border: 0;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--red);
    color: #fff;
    font-weight: 800;
    transition: transform .25s ease, background .25s ease;
}
.submit-button i { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.16); font-style: normal; font-size: 1.25rem; }
.submit-button:hover { transform: translateY(-2px); background: var(--red-dark); }
.submit-button[disabled] { opacity: .65; cursor: wait; transform: none; }
.form-status { min-height: 1.5rem; margin: 1rem 0 0; font-size: .82rem; }
.form-status.success { color: #17723b; }
.form-status.error { color: var(--red); }
.bot-field { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }

.site-footer {
    padding: 2rem clamp(1.2rem, 6vw, 7rem);
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 2rem;
    align-items: end;
    background: var(--paper);
    border-top: 1px solid var(--line);
    font-size: .78rem;
}
.site-footer strong { font-size: 1rem; }
.site-footer strong span { color: var(--red); }
.site-footer p { margin: .25rem 0 0; color: var(--ink-soft); }
.site-footer > a { font-weight: 800; border-bottom: 1px solid var(--ink); }

.whatsapp-float {
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 900;
    min-height: 52px;
    padding: .4rem .85rem .4rem .45rem;
    display: flex;
    align-items: center;
    gap: .55rem;
    border-radius: 999px;
    background: #136e3c;
    color: #fff;
    box-shadow: 0 14px 35px rgba(0,0,0,.2);
    font-size: .78rem;
    font-weight: 800;
    transition: transform .25s ease;
}
.whatsapp-float:hover { transform: translateY(-3px); }
.whatsapp-float svg { width: 42px; height: 42px; padding: .45rem; border-radius: 50%; fill: currentColor; background: rgba(255,255,255,.12); }

.reveal { opacity: 0; transform: translateY(36px); transition: opacity .85s cubic-bezier(.2,.7,.2,1), transform .85s cubic-bezier(.2,.7,.2,1); }
.reveal-delay { transition-delay: .14s; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1050px) {
    .main-nav { display: none; }
    .site-header { grid-template-columns: 1fr auto auto; }
    .menu-toggle {
        width: 44px; height: 44px; padding: 0; border: 0; border-radius: 50%; display: grid; place-content: center; gap: 6px; background: transparent;
    }
    .menu-toggle span { width: 22px; height: 1px; background: var(--ink); transition: transform .25s ease; }
    .site-header.menu-open .main-nav {
        position: fixed; display: flex; flex-direction: column; align-items: center; justify-content: center; inset: 78px 0 auto 0; min-height: calc(100svh - 78px); background: rgba(244,240,232,.98); font-size: 1.3rem;
    }
    .site-header.menu-open .menu-toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
    .site-header.menu-open .menu-toggle span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
    .hero { grid-template-columns: 1fr 380px; }
    .hero-note { display: none; }
    .about-grid { gap: 3rem; }
    .ecosystem-copy { grid-template-columns: 1fr; }
    .ecosystem-copy .kicker { grid-column: auto; }
    .screen-stage { min-height: 720px; }
    .stat-river { grid-template-columns: 1fr 1fr; }
    .stat:nth-child(3) { border-left: 0; border-top: 1px solid rgba(255,255,255,.13); }
    .stat:nth-child(4) { border-top: 1px solid rgba(255,255,255,.13); }
    .certificate-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .contact-inner { grid-template-columns: 1fr; }
    .contact-form { max-width: 780px; }
}

@media (max-width: 760px) {
    :root { --section-pad: 5.5rem 1.15rem; }
    .site-header { min-height: 70px; padding: 0 1rem; gap: .7rem; }
    .panel-link {
        min-height: 40px;
        padding: .38rem .4rem .38rem .72rem;
        gap: .42rem;
        font-size: .66rem;
        letter-spacing: .015em;
        white-space: nowrap;
    }
    .panel-link span { display: inline; }
    .panel-link i {
        width: 28px;
        height: 28px;
        font-size: .82rem;
    }
    .site-header.menu-open .main-nav { inset-top: 70px; }
    .hero {
        min-height: auto;
        padding: 8rem 1.15rem 4.5rem;
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-atmosphere { display: none; }
    .hero::after { font-size: 26vw; bottom: 0; }
    .hero-copy { order: 1; }
    .hero-portrait { order: 2; width: 88%; justify-self: end; }
    .hero-logo { width: 230px; }
    .hero h1 { font-size: clamp(3.1rem, 14vw, 5.5rem); }
    .hero-portrait > p { flex-direction: column; }
    .hero-portrait > p span { text-align: left; }
    .exam-line { min-height: 90px; justify-content: flex-start; overflow-x: auto; font-size: 1.3rem; }
    .exam-line p { padding-right: .4rem; }
    .about-grid { grid-template-columns: 1fr; }
    .about-portrait { position: relative; top: auto; max-width: 520px; }
    .about-portrait img { height: 610px; }
    .about-copy { padding-top: 2rem; }
    .manifesto { min-height: 680px; }
    .manifesto-image { background-position: 42% center; }
    .manifesto-words { padding: 2rem 1.15rem 3.5rem; }
    .lesson-row { grid-template-columns: 48px 1fr; gap: 1rem; }
    .lesson-row > p { grid-column: 2; }
    .classroom-composition { grid-template-columns: 1fr; }
    .classroom-side { width: 74%; justify-self: end; transform: translateY(-4%); }
    .classroom-quote { margin-top: 2rem; }
    .screen-stage { min-height: 530px; margin: 0 .7rem; }
    .screen-login { width: 94%; left: -1%; top: 2%; }
    .screen-dashboard { width: 88%; right: -3%; bottom: 3%; }
    .stat-river { grid-template-columns: 1fr 1fr; padding-left: 1rem; padding-right: 1rem; }
    .stat { min-height: 145px; padding: 1rem; }
    .certificate-grid { grid-template-columns: 1fr; }
    .testimonials-shell { margin-left: 1.15rem; margin-right: 1.15rem; padding: .85rem; border-radius: 26px; }
    .quote-item { width: 84vw; min-height: 290px; }
    .field-pair { grid-template-columns: 1fr; gap: 0; }
    .contact-photo { background-position: 35% center; }
    .direct-contact a { flex-direction: column; gap: .35rem; }
    .direct-contact strong { text-align: left; overflow-wrap: anywhere; }
    .site-footer { grid-template-columns: 1fr; gap: 1.25rem; align-items: start; }
    .whatsapp-float span { display: none; }
    .whatsapp-float { padding: .38rem; }
}

@media (max-width: 420px) {
    .brand-word { font-size: .92rem; }
    .hero-portrait { width: 100%; }
    .portrait-frame { aspect-ratio: .92; }
    .about-portrait img { height: 520px; }
    .stat strong { font-size: 2.8rem; }
    .stat span { font-size: .63rem; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .reveal { opacity: 1; transform: none; }
    .marquee { overflow-x: auto; mask-image: none; }
    .marquee-track { animation: none; }
    .testimonials-shell::before { display: none; }
}

@media (max-width:760px){.certificate-stage{min-height:auto;margin-top:2.6rem;padding:1rem 1.2rem 2.5rem;display:flex;gap:1rem;overflow-x:auto;scroll-snap-type:x mandatory}.certificate{position:relative;inset:auto;flex:0 0 min(82vw,360px);width:auto;transform:none!important;scroll-snap-align:center}.privacy-note{margin:0 1.2rem;text-align:left}.testimonial-glow-shell{margin-inline:.7rem}.marquee-track{animation-duration:230s}.quote-item{width:min(84vw,390px);min-height:230px}}