/* FORMA FITNESS — theme.css · sanat yönü: "Yüksek Enerji"
   Saf siyah zemin, neon lime + elektrik turuncu, köşeli kutular, kesik köşeler,
   diyagonal ayraçlar, dev büyük harf başlıklar.
   Ham hex YALNIZCA :root bloklarındadır; geri kalan her yerde var(--...). */

/* 1. değişkenler */
:root {
    color-scheme: dark;

    /* Zemin ve yüzeyler */
    --bg: #050505;
    --bg-soft: #0c0c0c;
    --surface: #121212;
    --surface-2: #1a1a1a;
    --border: #2a2a2a;
    --border-strong: #3d3d3d;

    /* Metin */
    --text: #ffffff;
    --text-soft: #a3a3a3;
    --text-mute: #6b6b6b;

    /* Vurgu */
    --primary: #c6ff2e;
    --primary-soft: #1e2a05;
    --primary-contrast: #0a0a0a;
    --accent: #ff5a1f;
    --accent-soft: #2b1005;
    --accent-contrast: #0a0a0a;

    /* Durum */
    --success: #3ddc84;
    --warning: #ffb020;
    --danger: #ff4d4d;
    --info: #4db8ff;

    /* Grafik serisi (Core\Chart bu değişkenleri okur) */
    --chart-1: #c6ff2e;
    --chart-2: #ff5a1f;
    --chart-3: #4db8ff;
    --chart-4: #3ddc84;
    --chart-5: #ffb020;
    --chart-6: #b388ff;

    /* Geometri — köşeli */
    --radius-sm: 0px;
    --radius: 4px;
    --radius-lg: 0px;
    --radius-pill: 0px;
    --bw: 2px;
    --cut: 14px;

    /* Gölge: neon parlaması yerine sert kenarlık ve derin siyah */
    --shadow-sm: 0 1px 0 rgb(0 0 0 / .6);
    --shadow: 0 12px 32px rgb(0 0 0 / .55);
    --shadow-lg: 0 28px 70px rgb(0 0 0 / .7);
    --glow: 0 0 0 var(--bw) var(--primary), 0 0 28px rgb(198 255 46 / .28);
    --glow-accent: 0 0 0 var(--bw) var(--accent), 0 0 28px rgb(255 90 31 / .28);

    /* Tipografi */
    --font-display: system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;

    --step--1: clamp(.78rem, .76rem + .1vw, .84rem);
    --step-0: clamp(.94rem, .9rem + .18vw, 1rem);
    --step-1: clamp(1.1rem, 1.02rem + .34vw, 1.28rem);
    --step-2: clamp(1.32rem, 1.16rem + .66vw, 1.7rem);
    --step-3: clamp(1.6rem, 1.3rem + 1.3vw, 2.4rem);
    --step-4: clamp(2rem, 1.4rem + 2.6vw, 3.4rem);
    --step-5: clamp(2.4rem, 1.2rem + 4.6vw, 5rem);
    --step-6: clamp(2.6rem, 1rem + 7vw, 7rem);

    --container: 1280px;
    --gutter: 22px;

    --focus-ring: var(--primary);
    --focus-radius: 0px;
    --selection-bg: var(--primary);
    --selection-fg: var(--primary-contrast);
    --star-color: var(--primary);
    --star-empty: var(--border-strong);

    --hair: color-mix(in srgb, var(--text) 10%, transparent);
    --veil: rgb(5 5 5 / .78);
    --grid-line: color-mix(in srgb, var(--text) 6%, transparent);

    /* Maske ve perde belirteçleri — renkten bağımsız, opaklık taşıyıcıları */
    --mask: rgb(0 0 0 / 1);
    --scrim: rgb(0 0 0 / .72);
    --scrim-deep: rgb(0 0 0 / .92);
    --scrim-soft: rgb(0 0 0 / .78);
    --print-border: rgb(0 0 0 / .4);
}

/* Açık tema — beton grisi + siyah + aynı neon */
:root[data-theme="light"] {
    color-scheme: light;

    --bg: #ececeb;
    --bg-soft: #e2e2e0;
    --surface: #ffffff;
    --surface-2: #f5f5f3;
    --border: #cfcfcb;
    --border-strong: #0a0a0a;

    --text: #0a0a0a;
    --text-soft: #4a4a48;
    --text-mute: #767672;

    --primary: #7fae00;
    --primary-soft: #eaf7c0;
    --primary-contrast: #0a0a0a;
    --accent: #e64500;
    --accent-soft: #ffe3d6;
    --accent-contrast: #ffffff;

    --success: #157f4a;
    --warning: #9a6400;
    --danger: #c62828;
    --info: #0b6ea8;

    --chart-1: #7fae00;
    --chart-2: #e64500;
    --chart-3: #0b6ea8;
    --chart-4: #157f4a;
    --chart-5: #9a6400;
    --chart-6: #6b3ff5;

    --shadow-sm: 0 1px 0 rgb(10 10 10 / .12);
    --shadow: 0 10px 26px rgb(10 10 10 / .12);
    --shadow-lg: 0 24px 60px rgb(10 10 10 / .18);
    --glow: 0 0 0 var(--bw) var(--primary), 0 0 22px rgb(127 174 0 / .22);
    --glow-accent: 0 0 0 var(--bw) var(--accent), 0 0 22px rgb(230 69 0 / .22);

    --veil: rgb(236 236 235 / .82);
    --hair: color-mix(in srgb, var(--text) 12%, transparent);
    --grid-line: color-mix(in srgb, var(--text) 8%, transparent);

    --mask: rgb(0 0 0 / 1);
    --scrim: rgb(10 10 10 / .58);
    --scrim-deep: rgb(10 10 10 / .9);
    --scrim-soft: rgb(10 10 10 / .62);
    --print-border: rgb(0 0 0 / .4);
}

@media (prefers-color-scheme: light) {
    :root:not([data-theme="dark"]):not([data-theme="light"]) {
        color-scheme: light;

        --bg: #ececeb;
        --bg-soft: #e2e2e0;
        --surface: #ffffff;
        --surface-2: #f5f5f3;
        --border: #cfcfcb;
        --border-strong: #0a0a0a;

        --text: #0a0a0a;
        --text-soft: #4a4a48;
        --text-mute: #767672;

        --primary: #7fae00;
        --primary-soft: #eaf7c0;
        --primary-contrast: #0a0a0a;
        --accent: #e64500;
        --accent-soft: #ffe3d6;
        --accent-contrast: #ffffff;

        --success: #157f4a;
        --warning: #9a6400;
        --danger: #c62828;
        --info: #0b6ea8;

        --chart-1: #7fae00;
        --chart-2: #e64500;
        --chart-3: #0b6ea8;
        --chart-4: #157f4a;
        --chart-5: #9a6400;
        --chart-6: #6b3ff5;

        --shadow-sm: 0 1px 0 rgb(10 10 10 / .12);
        --shadow: 0 10px 26px rgb(10 10 10 / .12);
        --shadow-lg: 0 24px 60px rgb(10 10 10 / .18);
        --glow: 0 0 0 var(--bw) var(--primary), 0 0 22px rgb(127 174 0 / .22);
        --glow-accent: 0 0 0 var(--bw) var(--accent), 0 0 22px rgb(230 69 0 / .22);

        --veil: rgb(236 236 235 / .82);
        --hair: color-mix(in srgb, var(--text) 12%, transparent);
        --grid-line: color-mix(in srgb, var(--text) 8%, transparent);

        --mask: rgb(0 0 0 / 1);
        --scrim: rgb(10 10 10 / .58);
        --scrim-deep: rgb(10 10 10 / .9);
        --scrim-soft: rgb(10 10 10 / .62);
        --print-border: rgb(0 0 0 / .4);
    }
}

/* 2. temel gövde */
body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: var(--step-0);
    letter-spacing: -0.005em;
}

::selection {
    background: var(--primary);
    color: var(--primary-contrast);
}

h1, h2, h3, h4, h5 {
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.03em;
    line-height: 0.88;
}

h1 { font-size: var(--step-5); }
h2 { font-size: var(--step-4); }
h3 { font-size: var(--step-2); }
h4 { font-size: var(--step-1); }

a { text-decoration: none; }

a:hover { color: var(--primary); }

.mono { font-family: var(--font-mono); }

.muted { color: var(--text-soft); }

.dim { color: var(--text-mute); }

.lead {
    font-size: var(--step-1);
    color: var(--text-soft);
    line-height: 1.6;
    max-width: 62ch;
}

/* Kesik köşe (clip-path) — temanın imzası */
.cut {
    clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
}

/* 3. düzen/bölüm */
.section {
    padding-block: clamp(56px, 7vw, 108px);
    position: relative;
}

.section-tight { padding-block: clamp(38px, 4.6vw, 68px); }

.section-soft { background: var(--bg-soft); }

/* Diyagonal bölüm ayracı */
.section-diagonal {
    clip-path: polygon(0 0, 100% 3.2vw, 100% 100%, 0 calc(100% - 3.2vw));
    margin-block: -1.6vw;
    padding-block: clamp(72px, 9vw, 130px);
}

.section-diagonal-top {
    clip-path: polygon(0 3.2vw, 100% 0, 100% 100%, 0 100%);
    margin-top: -3vw;
    padding-top: clamp(76px, 9vw, 132px);
}

.rule {
    height: var(--bw);
    background: var(--border);
    border: 0;
    opacity: 1;
}

/* Bölüm başlığı */
.sec-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px 28px;
    margin-bottom: clamp(28px, 3.2vw, 48px);
}

.sec-head > div { min-width: 0; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-family: var(--font-display);
    font-size: var(--step--1);
    font-weight: 900;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 14px;
}

.eyebrow::before {
    content: "";
    width: 26px;
    height: var(--bw);
    background: currentColor;
}

.sec-title { margin: 0; }

.sec-desc {
    margin-top: 14px;
    color: var(--text-soft);
    max-width: 58ch;
    line-height: 1.6;
}

/* Vurgu kelime */
.hl { color: var(--primary); }

/* Izgara yardımcıları */
.g {
    display: grid;
    gap: clamp(14px, 1.6vw, 22px);
}

.g-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.g-auto { grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); }
.g-auto-lg { grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); }

@media (max-width: 1024px) {
    .g-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .g-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
    .g-2, .g-3, .g-4 { grid-template-columns: minmax(0, 1fr); }
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(26px, 4vw, 64px);
    align-items: center;
}

@media (max-width: 900px) {
    .split { grid-template-columns: minmax(0, 1fr); }
}

.row-inline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

/* 4. düğmeler */
.btn {
    --btn-bg: var(--primary);
    --btn-fg: var(--primary-contrast);
    --btn-bd: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 24px;
    border: var(--bw) solid var(--btn-bd);
    background: var(--btn-bg);
    color: var(--btn-fg);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: var(--step--1);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    line-height: 1;
    cursor: pointer;
    position: relative;
    isolation: isolate;
    overflow: hidden;
    transition: transform .12s ease, color .12s ease, border-color .12s ease, background-color .12s ease;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.btn::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: var(--text);
    transform: translate3d(0, 101%, 0);
    transition: transform .18s cubic-bezier(.2, .9, .3, 1);
}

.btn:hover { color: var(--bg); transform: translate3d(0, -2px, 0); }

.btn:hover::after { transform: none; }

.btn:active { transform: translate3d(0, 0, 0); }

.btn-accent {
    --btn-bg: var(--accent);
    --btn-bd: var(--accent);
    --btn-fg: var(--accent-contrast);
}

.btn-ghost {
    --btn-bg: transparent;
    --btn-fg: var(--text);
    --btn-bd: var(--border-strong);
}

.btn-ghost:hover { color: var(--primary-contrast); border-color: var(--primary); }

.btn-ghost::after { background: var(--primary); }

.btn-outline {
    --btn-bg: transparent;
    --btn-fg: var(--primary);
    --btn-bd: var(--primary);
}

.btn-outline:hover { color: var(--primary-contrast); }

.btn-outline::after { background: var(--primary); }

.btn-sm { padding: 9px 15px; font-size: .74rem; clip-path: polygon(7px 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%, 0 7px); }

.btn-lg { padding: 18px 34px; font-size: var(--step-0); }

.btn-block { display: flex; width: 100%; }

.btn:disabled,
.btn[aria-disabled="true"] {
    opacity: .45;
    pointer-events: none;
}

.btn.is-loading { opacity: .6; pointer-events: none; }

.btn svg { flex: none; }

/* Metin bağlantısı — altı çizili kayan efekt */
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: var(--step--1);
    text-transform: uppercase;
    letter-spacing: .09em;
    color: var(--primary);
    padding-bottom: 3px;
    border-bottom: var(--bw) solid transparent;
    transition: border-color .16s ease, gap .16s ease;
}

.link-arrow:hover { border-bottom-color: var(--primary); gap: 13px; }

/* 5. rozet */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    border: var(--bw) solid var(--border);
    font-family: var(--font-display);
    font-size: .68rem;
    font-weight: 900;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--text-soft);
    line-height: 1.2;
    white-space: nowrap;
}

.tag-primary { border-color: var(--primary); color: var(--primary); }
.tag-accent { border-color: var(--accent); color: var(--accent); }
.tag-solid { background: var(--primary); border-color: var(--primary); color: var(--primary-contrast); }
.tag-ok { border-color: var(--success); color: var(--success); }
.tag-warn { border-color: var(--warning); color: var(--warning); }
.tag-danger { border-color: var(--danger); color: var(--danger); }
.tag-info { border-color: var(--info); color: var(--info); }

.tag-lvl-baslangic { border-color: var(--success); color: var(--success); }
.tag-lvl-orta { border-color: var(--warning); color: var(--warning); }
.tag-lvl-ileri { border-color: var(--accent); color: var(--accent); }
.tag-lvl-her-seviye { border-color: var(--info); color: var(--info); }

/* 6. başlık/nav */
.site-header {
    position: sticky;
    top: 0;
    z-index: 90;
    background: var(--bg);
    border-bottom: var(--bw) solid var(--border);
    transition: transform .28s ease, background-color .2s ease, border-color .2s ease;
}

.site-header.is-stuck {
    background: var(--veil);
    backdrop-filter: blur(14px);
    border-bottom-color: var(--primary);
}

.site-header.is-hidden { transform: translate3d(0, -102%, 0); }

.header-inner {
    display: flex;
    align-items: center;
    gap: 20px;
    min-height: 72px;
}

@media (max-width: 560px) {
    .header-inner { gap: 10px; }
    .header-tools { margin-inline-start: auto; gap: 6px; }
    .brand { min-width: 0; }
    .brand-name { overflow: hidden; }
    .brand-name > :not(.brand-sub) { display: block; }
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.06rem;
    letter-spacing: -.03em;
    text-transform: uppercase;
    color: var(--text);
    flex: none;
}

.brand:hover { color: var(--text); }

.brand-mark {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    background: var(--primary);
    color: var(--primary-contrast);
    clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
    transition: transform .16s ease;
}

.brand:hover .brand-mark { transform: rotate(-6deg) scale(1.05); }

.brand-name { line-height: 1; display: grid; }

.brand-sub {
    font-size: .58rem;
    letter-spacing: .22em;
    color: var(--text-mute);
    font-weight: 900;
    margin-top: 4px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-inline-start: auto;
    min-width: 0;
    flex: 0 1 auto;
}

.nav-item {
    padding: 9px 11px;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-soft);
    border-bottom: var(--bw) solid transparent;
    transition: color .14s ease, border-color .14s ease;
    white-space: nowrap;
}

.nav-item:hover,
.nav-item.is-active {
    color: var(--text);
    border-bottom-color: var(--primary);
}

.header-tools {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: none;
    margin-inline-start: 10px;
}

.icon-button {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border: var(--bw) solid var(--border);
    color: var(--text-soft);
    background: transparent;
    transition: color .14s ease, border-color .14s ease, background-color .14s ease;
}

.icon-button:hover {
    color: var(--primary);
    border-color: var(--primary);
}

.theme-icon-dark { display: none; }

:root[data-theme="dark"] .theme-icon-dark { display: block; }
:root[data-theme="dark"] .theme-icon-light { display: none; }

.nav-toggle { display: none; }

/* Mobil menü paneli */
/* Panel kapalıyken DOM'da yer kaplamaz: sabit konumlu bir öğeyi ekran dışına
   ötelemek belgenin genişliğini büyütür ve sayfada yatay kaydırma yaratır. */
.mobile-nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(360px, 88vw);
    background: var(--bg-soft);
    border-left: var(--bw) solid var(--primary);
    padding: 26px 24px 40px;
    z-index: 120;
    overflow-y: auto;
    display: none;
    flex-direction: column;
    gap: 6px;
}

.mobile-nav.is-open {
    display: flex;
    animation: ff-menu-in .26s cubic-bezier(.22, 1, .36, 1) both;
}

@keyframes ff-menu-in {
    from { transform: translate3d(100%, 0, 0); }
    to { transform: none; }
}

.mobile-nav-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}

.mobile-nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 4px;
    border-bottom: 1px solid var(--border);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.02rem;
    text-transform: uppercase;
    letter-spacing: -.02em;
    color: var(--text);
}

.mobile-nav a:hover { color: var(--primary); }

.mobile-nav .btn { margin-top: 20px; }

.menu-scrim {
    position: fixed;
    inset: 0;
    background: var(--scrim);
    z-index: 110;
    opacity: 0;
    pointer-events: none;
    transition: opacity .22s ease;
}

html.menu-open .menu-scrim { opacity: 1; pointer-events: auto; }

@media (max-width: 1180px) {
    .main-nav { display: none; }
    .nav-toggle { display: grid; }
    .header-tools { margin-inline-start: auto; }
    .header-cta { display: none; }
}

/* 7. kahraman */
.hero {
    position: relative;
    min-height: min(92vh, 900px);
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    border-bottom: var(--bw) solid var(--border);
    background: var(--bg);
}

.hero-media {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .42;
    filter: grayscale(.5) contrast(1.15);
}

.hero-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to top, var(--bg) 4%, transparent 62%),
        linear-gradient(to right, var(--bg) 2%, transparent 58%);
}

.hero-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    padding-block: clamp(80px, 12vw, 150px) clamp(38px, 4vw, 56px);
}

.hero-title {
    font-size: var(--step-6);
    margin: 0 0 22px;
    max-width: 14ch;
}

.hero-title .hl { display: block; }

.hero-lead {
    font-size: var(--step-1);
    color: var(--text-soft);
    max-width: 52ch;
    margin-bottom: 30px;
    line-height: 1.55;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: clamp(34px, 4vw, 56px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: var(--bw) solid var(--border);
}

.hero-stat {
    padding: 20px 18px 4px;
    border-right: var(--bw) solid var(--border);
}

.hero-stat:last-child { border-right: 0; }

.hero-stat b {
    display: block;
    font-family: var(--font-display);
    font-size: var(--step-3);
    font-weight: 900;
    letter-spacing: -.04em;
    line-height: 1;
    color: var(--primary);
}

.hero-stat span {
    display: block;
    margin-top: 8px;
    font-size: var(--step--1);
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: .07em;
    font-weight: 700;
}

@media (max-width: 760px) {
    .hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hero-stat:nth-child(2n) { border-right: 0; }
    .hero-stat:nth-child(n + 3) { border-top: var(--bw) solid var(--border); }
}

/* 8. kayan şerit */
.strip {
    background: var(--primary);
    color: var(--primary-contrast);
    border-block: var(--bw) solid var(--primary-contrast);
    padding-block: 12px;
    --marquee-duration: 38s;
}

.strip .marquee-track { gap: 0; }

.strip-item {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding-inline: 22px;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(.9rem, .8rem + .4vw, 1.15rem);
    text-transform: uppercase;
    letter-spacing: -.01em;
    white-space: nowrap;
}

.strip-item::after {
    content: "";
    width: 9px;
    height: 9px;
    background: currentColor;
    transform: rotate(45deg);
}

/* 9. kartlar */
.card {
    background: var(--surface);
    border: var(--bw) solid var(--border);
    position: relative;
    transition: border-color .16s ease, transform .16s ease, background-color .16s ease;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.card:hover {
    border-color: var(--primary);
    transform: translate3d(0, -4px, 0);
}

.card-media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-bottom: var(--bw) solid var(--border);
    background: var(--surface-2);
}

.card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s cubic-bezier(.22, 1, .36, 1), filter .3s ease;
    filter: grayscale(.35);
}

.card:hover .card-media img { transform: scale(1.06); filter: grayscale(0); }

.card-media-tags {
    position: absolute;
    left: 12px;
    top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    z-index: 1;
}

.card-media-tags .tag { background: var(--bg); }

.card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}

.card-title {
    font-size: var(--step-2);
    margin: 0;
    line-height: .95;
}

.card-title a:hover { color: var(--primary); }

.card-text {
    color: var(--text-soft);
    font-size: var(--step--1);
    line-height: 1.6;
    margin: 0;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    font-size: var(--step--1);
    color: var(--text-mute);
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.card-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.card-meta svg { color: var(--primary); }

/* Ders kartı üzerindeki sıra numarası */
.card-index {
    position: absolute;
    right: 0;
    top: 0;
    z-index: 2;
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 900;
    line-height: 1;
    padding: 8px 12px;
    color: transparent;
    -webkit-text-stroke: 1.5px var(--border-strong);
    pointer-events: none;
}

/* 10. eğitmen kartı */
.trainer-card { text-align: left; }

.trainer-photo {
    position: relative;
    aspect-ratio: 1 / 1;
    background: var(--surface-2);
    border-bottom: var(--bw) solid var(--border);
    display: grid;
    place-items: center;
    overflow: hidden;
}

.trainer-photo img { width: 100%; height: 100%; object-fit: cover; }

.trainer-initials {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 6vw, 3.6rem);
    font-weight: 900;
    letter-spacing: -.05em;
    color: var(--primary);
}

.trainer-card:hover .trainer-photo::after {
    opacity: 1;
}

.trainer-photo::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--primary-soft), transparent 60%);
    opacity: 0;
    transition: opacity .2s ease;
    pointer-events: none;
}

.trainer-role {
    font-size: var(--step--1);
    color: var(--primary);
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

/* 11. paket kartı */
.plan-card {
    background: var(--surface);
    border: var(--bw) solid var(--border);
    padding: 26px 24px 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    transition: border-color .18s ease, transform .18s ease;
}

.plan-card:hover { border-color: var(--primary); transform: translate3d(0, -4px, 0); }

.plan-card.is-featured {
    border-color: var(--primary);
    background: var(--bg-soft);
    box-shadow: var(--glow);
}

.plan-flag {
    position: absolute;
    top: -1px;
    right: -1px;
    background: var(--primary);
    color: var(--primary-contrast);
    font-family: var(--font-display);
    font-size: .66rem;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: 7px 14px;
    clip-path: polygon(12px 0, 100% 0, 100% 100%, 0 100%);
}

.plan-name {
    font-size: var(--step-2);
    margin: 0;
}

.plan-price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-family: var(--font-display);
    font-weight: 900;
    letter-spacing: -.045em;
    line-height: .9;
}

.plan-price b {
    font-size: clamp(2.1rem, 1.4rem + 2.4vw, 3.1rem);
    color: var(--text);
}

.plan-price small {
    font-size: var(--step--1);
    color: var(--text-mute);
    letter-spacing: .04em;
    text-transform: uppercase;
    font-weight: 700;
}

.plan-permonth {
    font-size: var(--step--1);
    color: var(--primary);
    font-weight: 700;
}

.plan-desc {
    color: var(--text-soft);
    font-size: var(--step--1);
    line-height: 1.6;
}

.plan-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 10px;
    font-size: var(--step--1);
    line-height: 1.5;
}

.plan-list li {
    display: grid;
    grid-template-columns: 20px 1fr;
    gap: 10px;
    align-items: start;
    color: var(--text-soft);
}

.plan-list svg { color: var(--primary); margin-top: 2px; }

.plan-list.is-excluded svg { color: var(--text-mute); }

.plan-list.is-excluded li { color: var(--text-mute); }

.plan-card .btn { margin-top: auto; }

.plan-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* Karşılaştırma tablosu */
.compare-wrap { border: var(--bw) solid var(--border); background: var(--surface); }

.compare {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
    font-size: var(--step--1);
}

.compare th,
.compare td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    text-align: center;
    vertical-align: middle;
}

.compare thead th {
    background: var(--bg-soft);
    border-bottom: var(--bw) solid var(--border);
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -.02em;
    font-size: var(--step-0);
    position: sticky;
    top: 0;
    z-index: 2;
}

.compare tbody th {
    text-align: left;
    color: var(--text-soft);
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0;
    font-size: var(--step--1);
    background: var(--surface);
    position: sticky;
    left: 0;
    z-index: 1;
    min-width: 220px;
    border-right: var(--bw) solid var(--border);
}

.compare tr:last-child td,
.compare tr:last-child th { border-bottom: 0; }

.compare .col-featured { background: color-mix(in srgb, var(--primary) 8%, transparent); }

/* 12. haftalık program ızgarası */
.schedule-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 12px;
    margin-bottom: 22px;
    padding: 18px;
    background: var(--surface);
    border: var(--bw) solid var(--border);
}

.schedule-toolbar .field { min-width: 170px; flex: 1 1 170px; }

.week-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-inline-start: auto;
}

.week-label {
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -.02em;
    font-size: var(--step-0);
    white-space: nowrap;
}

@media (max-width: 720px) {
    .week-nav { margin-inline-start: 0; width: 100%; justify-content: space-between; }
    .week-label { white-space: normal; text-align: center; font-size: var(--step--1); line-height: 1.25; }
    .week-label .tag { display: block; margin: 6px auto 0; width: max-content; }
}

.schedule-scroll {
    overflow-x: auto;
    border: var(--bw) solid var(--border);
    background: var(--surface);
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
}

.schedule {
    display: grid;
    grid-template-columns: 78px repeat(7, minmax(168px, 1fr));
    min-width: 100%;
}

.sch-head {
    position: sticky;
    top: 0;
    z-index: 3;
    background: var(--bg-soft);
    border-bottom: var(--bw) solid var(--border);
    border-right: 1px solid var(--border);
    padding: 13px 10px;
    text-align: center;
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -.02em;
    font-size: .84rem;
    line-height: 1.1;
}

.sch-head small {
    display: block;
    font-size: .68rem;
    color: var(--text-mute);
    font-weight: 700;
    letter-spacing: .06em;
    margin-top: 4px;
}

.sch-head.is-today { background: var(--primary); color: var(--primary-contrast); }

.sch-head.is-today small { color: var(--primary-contrast); opacity: .75; }

.sch-corner {
    position: sticky;
    left: 0;
    z-index: 4;
}

.sch-time {
    position: sticky;
    left: 0;
    z-index: 2;
    background: var(--bg-soft);
    border-right: var(--bw) solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 12px 6px;
    text-align: center;
    font-family: var(--font-mono);
    font-size: .76rem;
    color: var(--text-soft);
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.sch-cell {
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 7px;
    display: flex;
    flex-direction: column;
    gap: 7px;
    min-height: 74px;
}

.sch-cell.is-today { background: color-mix(in srgb, var(--primary) 5%, transparent); }

.sch-item {
    display: block;
    width: 100%;
    text-align: left;
    padding: 9px 10px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    transition: border-color .14s ease, background-color .14s ease, transform .14s ease;
    cursor: pointer;
    color: inherit;
}

.sch-item:hover {
    background: var(--bg-soft);
    border-color: var(--primary);
    border-left-color: var(--primary);
    transform: translate3d(2px, 0, 0);
}

.sch-item.is-full { border-left-color: var(--danger); opacity: .72; }

.sch-item.is-full:hover { border-color: var(--danger); }

.sch-item.is-past { opacity: .4; }

.sch-name {
    display: block;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: -.02em;
    line-height: 1.05;
    margin-bottom: 5px;
}

.sch-meta {
    display: block;
    font-size: .69rem;
    color: var(--text-mute);
    line-height: 1.35;
}

.sch-cap {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-top: 6px;
    font-family: var(--font-mono);
    font-size: .68rem;
    color: var(--text-soft);
}

.sch-bar {
    display: block;
    width: 34px;
    height: 4px;
    background: var(--border-strong);
    overflow: hidden;
}

.sch-bar i {
    display: block;
    height: 100%;
    background: var(--primary);
    width: var(--fill, 0%);
}

.sch-item.is-full .sch-bar i { background: var(--danger); }

.sch-empty {
    color: var(--text-mute);
    font-size: .7rem;
    text-align: center;
    padding-top: 10px;
    user-select: none;
}

/* Gün gün liste yalnızca dar ekranda ve JavaScript açıkken görünür */
.sch-day { display: none; }

html.no-js .day-picker { display: none !important; }

/* Mobil: gün seçici + liste */
.day-picker {
    display: none;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 8px;
    margin-bottom: 16px;
}

.day-picker button {
    flex: none;
    padding: 10px 15px;
    border: var(--bw) solid var(--border);
    background: var(--surface);
    color: var(--text-soft);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .76rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    white-space: nowrap;
}

.day-picker button.is-active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--primary-contrast);
}

@media (max-width: 900px) {
    .day-picker { display: flex; }
    .schedule-scroll { border: 0; background: transparent; overflow-x: visible; }
    .schedule { display: block; min-width: 0; }
    .schedule > .sch-head,
    .schedule > .sch-time,
    .schedule > .sch-cell { display: none; }
    .sch-day.is-active { display: grid; gap: 10px; }
    .sch-day .sch-cell {
        display: flex;
        border: var(--bw) solid var(--border);
        background: var(--surface);
        min-height: 0;
        padding: 12px;
    }
    .sch-day-time {
        font-family: var(--font-mono);
        font-size: .76rem;
        color: var(--primary);
        display: block;
    }
}

/* Ders detay kutusu (modal) */
.sheet {
    position: fixed;
    inset: 0;
    z-index: 140;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--scrim-soft);
}

.sheet.is-open { display: flex; }

.sheet-box {
    background: var(--surface);
    border: var(--bw) solid var(--primary);
    width: min(520px, 100%);
    max-height: min(86vh, 760px);
    overflow-y: auto;
    animation: boga-zoom-in .18s ease both;
}

.sheet-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    padding: 20px 20px 14px;
    border-bottom: var(--bw) solid var(--border);
}

.sheet-head h3 { margin: 0; font-size: var(--step-2); }

.sheet-body { padding: 20px; display: grid; gap: 16px; }

.sheet-foot {
    padding: 16px 20px 20px;
    border-top: var(--bw) solid var(--border);
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.kv-list {
    display: grid;
    gap: 0;
    border: 1px solid var(--border);
}

.kv-list > div {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding: 10px 13px;
    border-bottom: 1px solid var(--border);
    font-size: var(--step--1);
}

.kv-list > div:last-child { border-bottom: 0; }

.kv-list dt, .kv-list .k { color: var(--text-mute); }

.kv-list dd, .kv-list .v { margin: 0; font-weight: 700; text-align: right; }

/* 13. formlar */
.field { display: grid; gap: 7px; }

.field > label {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--text-soft);
}

.input,
.select,
.textarea,
input[type="text"].input,
select.select {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-soft);
    border: var(--bw) solid var(--border);
    color: var(--text);
    font-size: var(--step-0);
    transition: border-color .14s ease, background-color .14s ease;
    border-radius: 0;
}

.select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
    background-position: calc(100% - 19px) 51%, calc(100% - 13px) 51%;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
    padding-right: 38px;
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--surface);
}

.input::placeholder,
.textarea::placeholder { color: var(--text-mute); }

.textarea { min-height: 130px; line-height: 1.6; }

.field-help { font-size: var(--step--1); color: var(--text-mute); }

.field-error { font-size: var(--step--1); color: var(--danger); font-weight: 700; }

.check-row {
    display: grid;
    grid-template-columns: 20px 1fr;
    gap: 11px;
    align-items: start;
    font-size: var(--step--1);
    color: var(--text-soft);
    line-height: 1.5;
}

.check-row input[type="checkbox"],
.check-row input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary);
    margin: 0;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-grid .col-full { grid-column: 1 / -1; }

@media (max-width: 620px) {
    .form-grid { grid-template-columns: minmax(0, 1fr); }
}

.form-box {
    background: var(--surface);
    border: var(--bw) solid var(--border);
    padding: clamp(22px, 3vw, 34px);
}

.form-box.is-highlight { border-color: var(--primary); }

/* Uyarı kutusu */
.notice {
    border: var(--bw) solid var(--border);
    border-left-width: 5px;
    background: var(--surface);
    padding: 14px 16px;
    font-size: var(--step--1);
    line-height: 1.6;
    color: var(--text-soft);
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.notice svg { flex: none; margin-top: 2px; }

.notice-info { border-left-color: var(--info); }
.notice-info svg { color: var(--info); }
.notice-warn { border-left-color: var(--warning); }
.notice-warn svg { color: var(--warning); }
.notice-ok { border-left-color: var(--success); }
.notice-ok svg { color: var(--success); }
.notice-danger { border-left-color: var(--danger); }
.notice-danger svg { color: var(--danger); }

/* 14. bildirimler */
.toast-stack {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 200;
    display: grid;
    gap: 10px;
    max-width: min(380px, calc(100vw - 36px));
}

.toast {
    position: relative;
    padding: 14px 42px 14px 16px;
    background: var(--surface);
    border: var(--bw) solid var(--border);
    border-left: 5px solid var(--primary);
    color: var(--text);
    font-size: var(--step--1);
    line-height: 1.5;
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translate3d(0, 14px, 0);
    transition: opacity .22s ease, transform .22s ease;
}

.toast.is-visible { opacity: 1; transform: none; }

.toast-success { border-left-color: var(--success); }
.toast-error { border-left-color: var(--danger); }
.toast-warning { border-left-color: var(--warning); }
.toast-info { border-left-color: var(--info); }

.toast-close {
    position: absolute;
    top: 6px;
    right: 8px;
    width: 28px;
    height: 28px;
    font-size: 20px;
    line-height: 1;
    color: var(--text-mute);
}

.toast-close:hover { color: var(--text); }

/* Sunucu tarafı bildirimleri */
.flash-stack {
    display: grid;
    gap: 10px;
    padding-block: 16px;
}

/* 15. lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 190;
    display: none;
    align-items: center;
    justify-content: center;
    background: var(--scrim-deep);
    padding: 40px 20px;
}

.lightbox.is-open { display: flex; }

.lightbox-figure { margin: 0; max-width: min(1100px, 100%); }

.lightbox-image { max-height: 78vh; width: auto; margin-inline: auto; border: var(--bw) solid var(--primary); }

.lightbox-caption {
    margin-top: 14px;
    text-align: center;
    color: var(--text-soft);
    font-size: var(--step--1);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    color: var(--text);
    font-size: 32px;
    line-height: 1;
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border: var(--bw) solid var(--border-strong);
    background: var(--bg);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover { border-color: var(--primary); color: var(--primary); }

.lightbox-close { top: 18px; right: 18px; }
.lightbox-prev { left: 18px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 18px; top: 50%; transform: translateY(-50%); }

.lightbox-counter {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: .8rem;
    color: var(--text-mute);
}

/* 16. akordeon */
.accordion { border: var(--bw) solid var(--border); background: var(--surface); }

.accordion-item + .accordion-item { border-top: 1px solid var(--border); }

.accordion-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 18px 20px;
    text-align: left;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: var(--step-1);
    text-transform: uppercase;
    letter-spacing: -.02em;
    line-height: 1.15;
    color: var(--text);
    transition: color .14s ease, background-color .14s ease;
}

.accordion-trigger:hover { color: var(--primary); background: var(--bg-soft); }

.accordion-trigger[aria-expanded="true"] { color: var(--primary); }

.accordion-trigger .sign {
    flex: none;
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    border: var(--bw) solid currentColor;
    transition: transform .2s ease;
}

.accordion-trigger[aria-expanded="true"] .sign { transform: rotate(45deg); }

.accordion-panel { overflow: hidden; }

.accordion-panel > div {
    padding: 0 20px 20px;
    color: var(--text-soft);
    font-size: var(--step-0);
    line-height: 1.7;
}

/* 17. sekmeler */
.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 22px;
}

.tab {
    padding: 10px 17px;
    border: var(--bw) solid var(--border);
    background: transparent;
    color: var(--text-soft);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .76rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    transition: color .14s ease, border-color .14s ease, background-color .14s ease;
}

.tab:hover { color: var(--text); border-color: var(--border-strong); }

.tab.is-active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--primary-contrast);
}

.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: boga-fade-in .3s ease both; }

/* 18. içerik/metin */
.prose {
    font-size: var(--step-0);
    line-height: 1.78;
    color: var(--text-soft);
    max-width: 74ch;
}

.prose > * + * { margin-top: 1.1em; }

.prose h2 {
    font-size: var(--step-3);
    color: var(--text);
    margin-top: 1.9em;
    line-height: .95;
}

.prose h3 {
    font-size: var(--step-1);
    color: var(--text);
    margin-top: 1.6em;
}

.prose strong { color: var(--text); }

.prose a { color: var(--primary); border-bottom: 1px solid currentColor; }

.prose ul, .prose ol { padding-left: 1.3em; }

.prose li + li { margin-top: .5em; }

.prose blockquote {
    border-left: 4px solid var(--primary);
    padding: 4px 0 4px 20px;
    color: var(--text);
    font-size: var(--step-1);
    font-style: normal;
}

.prose img { border: var(--bw) solid var(--border); margin-block: 1.4em; }

.prose table { font-size: var(--step--1); }

.prose th, .prose td { border: 1px solid var(--border); padding: 9px 12px; text-align: left; }

.prose th { background: var(--bg-soft); color: var(--text); }

/* Madde listesi (kart içi) */
.ticks {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 11px;
    font-size: var(--step--1);
    line-height: 1.55;
    color: var(--text-soft);
}

.ticks li {
    display: grid;
    grid-template-columns: 22px 1fr;
    gap: 11px;
    align-items: start;
}

.ticks svg { color: var(--primary); margin-top: 2px; }

/* 19. sayfa üstü */
.page-hero {
    position: relative;
    padding-block: clamp(52px, 7vw, 100px) clamp(34px, 4vw, 56px);
    border-bottom: var(--bw) solid var(--border);
    background: var(--bg-soft);
    overflow: hidden;
}

.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 70% at 70% 0%, var(--mask), transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 70% 0%, var(--mask), transparent 75%);
    pointer-events: none;
}

.page-hero > * { position: relative; }

.page-hero h1 { font-size: var(--step-5); margin: 0; }

.page-hero .lead { margin-top: 18px; }

.crumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: var(--step--1);
    color: var(--text-mute);
    margin-bottom: 18px;
    letter-spacing: .04em;
    text-transform: uppercase;
    font-weight: 700;
}

.crumb a:hover { color: var(--primary); }

.crumb span { color: var(--border-strong); }

/* 20. istatistik */
.stat-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
    border: var(--bw) solid var(--border);
    background: var(--surface);
}

.stat-box {
    padding: 26px 22px;
    border-right: var(--bw) solid var(--border);
}

.stat-box:last-child { border-right: 0; }

.stat-box b {
    display: block;
    font-family: var(--font-display);
    font-size: var(--step-4);
    font-weight: 900;
    letter-spacing: -.045em;
    line-height: .9;
    color: var(--primary);
}

.stat-box span {
    display: block;
    margin-top: 10px;
    font-size: var(--step--1);
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 700;
}

@media (max-width: 760px) {
    .stat-box { border-right: 0; border-bottom: var(--bw) solid var(--border); }
    .stat-box:last-child { border-bottom: 0; }
}

/* 21. üye paneli */
.member-layout {
    display: grid;
    grid-template-columns: 262px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 38px);
    align-items: start;
}

@media (max-width: 940px) {
    .member-layout { grid-template-columns: minmax(0, 1fr); }
}

.member-side {
    border: var(--bw) solid var(--border);
    background: var(--surface);
    position: sticky;
    top: calc(var(--header-height, 72px) + 18px);
}

@media (max-width: 940px) {
    .member-side { position: static; }
}

.member-card {
    padding: 22px 20px;
    border-bottom: var(--bw) solid var(--border);
    text-align: center;
}

.member-avatar {
    width: 76px;
    height: 76px;
    margin: 0 auto 14px;
    display: grid;
    place-items: center;
    background: var(--primary);
    color: var(--primary-contrast);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.7rem;
    letter-spacing: -.04em;
    clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
}

.member-name {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: var(--step-1);
    text-transform: uppercase;
    letter-spacing: -.02em;
    line-height: 1.05;
}

.member-no {
    font-family: var(--font-mono);
    font-size: var(--step--1);
    color: var(--text-mute);
    margin-top: 6px;
}

.member-menu { display: grid; }

.member-menu a {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 13px 18px;
    border-bottom: 1px solid var(--border);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--text-soft);
    transition: color .14s ease, background-color .14s ease, padding-left .14s ease;
}

.member-menu a:last-child { border-bottom: 0; }

.member-menu a:hover { color: var(--text); background: var(--bg-soft); padding-left: 22px; }

.member-menu a.is-active {
    color: var(--primary-contrast);
    background: var(--primary);
}

.member-menu svg { flex: none; }

.panel {
    border: var(--bw) solid var(--border);
    background: var(--surface);
}

.panel + .panel { margin-top: 20px; }

.panel-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: var(--bw) solid var(--border);
    background: var(--bg-soft);
}

.panel-head h2,
.panel-head h3 {
    margin: 0;
    font-size: var(--step-1);
}

.panel-body { padding: 20px; }

.panel-body.is-flush { padding: 0; }

/* Üyelik özet kutusu */
.membership-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 20px;
    align-items: center;
    padding: 24px 22px;
    background: var(--bg-soft);
    border: var(--bw) solid var(--primary);
}

@media (max-width: 620px) {
    .membership-hero { grid-template-columns: minmax(0, 1fr); }
}

.membership-days {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 2rem + 3vw, 4.2rem);
    font-weight: 900;
    letter-spacing: -.05em;
    line-height: .84;
    color: var(--primary);
}

.progress-track {
    height: 8px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    margin-top: 14px;
    overflow: hidden;
}

.progress-track i {
    display: block;
    height: 100%;
    background: var(--primary);
    width: var(--fill, 0%);
    transition: width .5s ease;
}

/* Veri tablosu */
.data-table { width: 100%; border-collapse: collapse; font-size: var(--step--1); }

.data-table th {
    text-align: left;
    padding: 12px 16px;
    background: var(--bg-soft);
    border-bottom: var(--bw) solid var(--border);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .7rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--text-soft);
    white-space: nowrap;
}

.data-table td {
    padding: 13px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: 0; }

.data-table tbody tr:hover { background: var(--bg-soft); }

.data-table .num { text-align: right; font-family: var(--font-mono); }

/* Grafik kabı */
.chart-box {
    padding: 16px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    overflow-x: auto;
}

.chart-box svg { width: 100%; height: auto; min-width: 420px; }

.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin-top: 14px;
    font-size: var(--step--1);
    color: var(--text-soft);
}

.chart-legend span { display: inline-flex; align-items: center; gap: 7px; }

.chart-legend i { width: 12px; height: 4px; display: block; }

.empty-state {
    padding: 46px 24px;
    text-align: center;
    color: var(--text-mute);
}

.empty-state svg { color: var(--border-strong); margin: 0 auto 14px; }

.empty-state p { margin: 0 auto; max-width: 46ch; line-height: 1.6; font-size: var(--step--1); }

/* 22. giriş sayfası */
.auth-shell {
    min-height: calc(100vh - var(--header-height, 72px));
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

@media (max-width: 940px) {
    .auth-shell { grid-template-columns: minmax(0, 1fr); }
    .auth-visual { display: none; }
}

.auth-visual {
    position: relative;
    border-right: var(--bw) solid var(--border);
    overflow: hidden;
    display: grid;
    align-items: end;
    padding: 44px;
}

.auth-visual img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .35;
    filter: grayscale(.6);
}

.auth-visual > div { position: relative; }

.auth-panel {
    display: grid;
    align-content: center;
    padding: clamp(34px, 5vw, 70px);
    gap: 22px;
}

.auth-form { display: grid; gap: 16px; max-width: 440px; }

/* 23. alt bilgi */
.site-footer {
    background: var(--bg-soft);
    border-top: var(--bw) solid var(--primary);
    padding-block: clamp(44px, 5vw, 72px) 0;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr repeat(3, 1fr);
    gap: clamp(24px, 3vw, 46px);
    padding-bottom: 44px;
}

@media (max-width: 940px) {
    .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
    .footer-grid { grid-template-columns: minmax(0, 1fr); }
}

.footer-title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--primary);
    margin-bottom: 16px;
}

.footer-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }

.footer-list a,
.footer-list li {
    color: var(--text-soft);
    font-size: var(--step--1);
    line-height: 1.5;
}

.footer-list a:hover { color: var(--primary); }

.footer-note { color: var(--text-soft); font-size: var(--step--1); line-height: 1.7; max-width: 42ch; }

.socials { display: flex; gap: 8px; margin-top: 18px; }

.socials a {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: var(--bw) solid var(--border);
    color: var(--text-soft);
    transition: color .14s ease, border-color .14s ease;
}

.socials a:hover { color: var(--primary); border-color: var(--primary); }

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-block: 20px 26px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    align-items: center;
    justify-content: space-between;
    font-size: var(--step--1);
    color: var(--text-mute);
}

.footer-bottom a:hover { color: var(--primary); }

.hours-list { display: grid; gap: 7px; font-size: var(--step--1); }

.hours-list > div {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    color: var(--text-soft);
}

.hours-list b { color: var(--text); font-weight: 700; }

.hours-list .is-today { color: var(--primary); }

.hours-list .is-today b { color: var(--primary); }

/* 24. yukarı düğmesi */
.to-top {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 80;
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    background: var(--primary);
    color: var(--primary-contrast);
    border: var(--bw) solid var(--primary);
    opacity: 0;
    pointer-events: none;
    transform: translate3d(0, 12px, 0);
    transition: opacity .2s ease, transform .2s ease;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }

.to-top:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-contrast); }

/* Bildirim yığını üstteyken yukarı düğmesi çakışmasın */
body:has(.toast-stack .toast) .to-top { bottom: 96px; }

/* 25. sayfalama */
.pagination {
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    gap: 12px;
    margin-top: 40px;
}

.pagination-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination-list a,
.pagination-list span {
    display: grid;
    place-items: center;
    min-width: 42px;
    height: 42px;
    padding-inline: 12px;
    border: var(--bw) solid var(--border);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .82rem;
    color: var(--text-soft);
    transition: color .14s ease, border-color .14s ease, background-color .14s ease;
}

.pagination-list a:hover { color: var(--primary); border-color: var(--primary); }

.pagination-list .is-active,
.pagination-list .is-current,
.pagination-list [aria-current="page"] {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--primary-contrast);
}

.pagination-list .is-off { opacity: .35; }

.pagination-list .is-gap { border-color: transparent; }

.pagination-info {
    text-align: center;
    font-size: var(--step--1);
    color: var(--text-mute);
}

/* 26. çeşitli parçalar */
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr));
    gap: 10px;
}

.equipment-item {
    display: flex;
    gap: 11px;
    align-items: flex-start;
    padding: 13px 15px;
    background: var(--surface);
    border: 1px solid var(--border);
    font-size: var(--step--1);
    color: var(--text-soft);
    line-height: 1.45;
    transition: border-color .14s ease;
}

.equipment-item:hover { border-color: var(--primary); }

.equipment-item svg { color: var(--primary); flex: none; margin-top: 2px; }

.intensity {
    display: inline-flex;
    gap: 3px;
    align-items: center;
}

.intensity i {
    width: 9px;
    height: 16px;
    background: var(--border-strong);
    display: block;
    transform: skewX(-14deg);
}

.intensity i.on { background: var(--accent); }

.figure-frame {
    position: relative;
    border: var(--bw) solid var(--border);
    overflow: hidden;
    background: var(--surface-2);
}

.figure-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }

.figure-frame figcaption {
    position: absolute;
    left: 0;
    bottom: 0;
    right: 0;
    padding: 14px 16px;
    background: linear-gradient(to top, var(--bg) 12%, transparent);
    font-size: var(--step--1);
    color: var(--text-soft);
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 26px;
}

.filter-bar a {
    padding: 9px 15px;
    border: var(--bw) solid var(--border);
    font-family: var(--font-display);
    font-weight: 900;
    font-size: .74rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-soft);
    transition: color .14s ease, border-color .14s ease, background-color .14s ease;
}

.filter-bar a:hover { color: var(--text); border-color: var(--border-strong); }

.filter-bar a.is-active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--primary-contrast);
}

/* Büyük çağrı bloğu */
.cta-block {
    position: relative;
    overflow: hidden;
    border: var(--bw) solid var(--primary);
    background: var(--bg-soft);
    padding: clamp(30px, 4.5vw, 62px);
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 30px;
    align-items: center;
}

.cta-block::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(-45deg, var(--grid-line) 0 2px, transparent 2px 16px);
    pointer-events: none;
}

.cta-block > * { position: relative; }

.cta-block h2 { font-size: var(--step-4); margin: 0 0 14px; }

@media (max-width: 860px) {
    .cta-block { grid-template-columns: minmax(0, 1fr); }
}

/* İletişim kutusu */
.contact-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 18px;
    border: var(--bw) solid var(--border);
    background: var(--surface);
    transition: border-color .14s ease;
}

.contact-item:hover { border-color: var(--primary); }

.contact-item .ico {
    width: 42px;
    height: 42px;
    flex: none;
    display: grid;
    place-items: center;
    background: var(--primary-soft);
    color: var(--primary);
    border: 1px solid var(--primary);
}

.contact-item b {
    display: block;
    font-family: var(--font-display);
    font-size: .74rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--text-mute);
    margin-bottom: 5px;
}

.contact-item a, .contact-item p { color: var(--text); font-size: var(--step-0); line-height: 1.5; margin: 0; }

.contact-item a:hover { color: var(--primary); }

/* 27. duyarlı ayarlar */
@media (max-width: 640px) {
    :root { --cut: 10px; --gutter: 16px; }
    .btn { padding: 13px 20px; }
    .section-diagonal,
    .section-diagonal-top { clip-path: none; margin-block: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .btn::after { transition: none; }
    .card:hover,
    .plan-card:hover,
    .sch-item:hover { transform: none; }
}

/* Yazdırma */
@media print {
    .site-header, .site-footer, .to-top, .mobile-nav, .menu-scrim, .sheet { display: none !important; }
    .card, .panel { border-color: var(--print-border); }
}