/* =========================================================
   DSLR Studio — Global Design System
   Responsive: mobile-first, tablet and desktop
   ========================================================= */
:root {
  --bg: #080b14;
  --bg-elevated: #0d1220;
  --bg-card: #111827;
  --bg-card-hover: #151e2f;
  --surface: rgba(255,255,255,.045);
  --surface-strong: rgba(255,255,255,.07);
  --text: #f8fafc;
  --text-soft: #d6dbe5;
  --muted: #94a0b5;
  --muted-2: #6f7b90;
  --border: rgba(148,163,184,.16);
  --border-strong: rgba(148,163,184,.28);
  --primary: #22c55e;
  --primary-hover: #16a34a;
  --primary-soft: rgba(34,197,94,.12);
  --blue: #3b82f6;
  --danger: #ef4444;
  --warning: #f59e0b;
  --shadow-sm: 0 6px 20px rgba(0,0,0,.16);
  --shadow: 0 18px 55px rgba(0,0,0,.25);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 22px;
  --container: 1240px;
  --header-height: 72px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after { box-sizing:border-box; }
html { scroll-behavior:smooth; background:var(--bg); }
body {
  margin:0 !important;
  padding:0 !important;
  min-height:100vh;
  background:
    radial-gradient(900px 450px at 80% -10%, rgba(59,130,246,.09), transparent 60%),
    radial-gradient(700px 400px at 10% 0%, rgba(34,197,94,.055), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:15px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.nav-open { overflow:hidden; }
img,svg,video,canvas { max-width:100%; }
button,input,select,textarea { font:inherit; }
button { -webkit-tap-highlight-color:transparent; }
a { color:inherit; }
::selection { background:rgba(34,197,94,.25); }
:focus-visible { outline:2px solid #60a5fa; outline-offset:3px; }

.skip-link {
  position:fixed; left:14px; top:-60px; z-index:3000;
  padding:10px 14px; border-radius:10px; background:#fff; color:#111827;
  font-weight:800; text-decoration:none; transition:top .2s ease;
}
.skip-link:focus { top:14px; }

.container { width:min(calc(100% - 40px), var(--container)); margin-inline:auto; }
.site-main { min-height:calc(100vh - var(--header-height)); }

/* Header */
.site-header {
  position:sticky; top:0; z-index:2000;
  min-height:var(--header-height);
  background:rgba(8,11,20,.82);
  border-bottom:1px solid rgba(148,163,184,.13);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
}
.site-nav { min-height:var(--header-height); display:flex; align-items:center; gap:24px; }
.brand { display:inline-flex; align-items:center; gap:10px; text-decoration:none; flex:0 0 auto; }
.brand-mark {
  width:36px; height:36px; display:grid; place-items:center; border-radius:11px;
  color:#03110a; font-size:11px; font-weight:950; letter-spacing:-.04em;
  background:linear-gradient(135deg,#34d399,#22c55e);
  box-shadow:0 7px 22px rgba(34,197,94,.20);
}
.brand-name { color:#f8fafc; font-size:15px; font-weight:650; letter-spacing:-.02em; }
.brand-name b { font-weight:850; }
.site-menu { margin-left:auto; display:flex; align-items:center; gap:20px; }
.nav-links,.nav-actions { display:flex; align-items:center; gap:3px; }
.site-menu a,.nav-logout {
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  min-height:40px; padding:8px 11px; border:0; border-radius:10px;
  color:#aeb8c9; background:transparent; text-decoration:none;
  font-size:13px; font-weight:650; cursor:pointer; transition:.18s var(--ease);
}
.site-menu a:hover,.nav-logout:hover { color:#fff; background:rgba(255,255,255,.06); }
.site-menu a.is-active,.site-menu a[aria-current="page"] {
  color:#86efac;
  background:rgba(34,197,94,.12);
  box-shadow:inset 0 0 0 1px rgba(34,197,94,.22);
}
.site-menu a.is-active:hover,.site-menu a[aria-current="page"]:hover {
  color:#bbf7d0;
  background:rgba(34,197,94,.17);
}
.nav-actions { gap:5px; padding-left:8px; border-left:1px solid var(--border); }
.nav-actions .nav-dashboard { color:#e7ebf2; }
.nav-cta { color:#04110a !important; background:var(--primary) !important; padding-inline:15px !important; box-shadow:0 7px 18px rgba(34,197,94,.15); }
.nav-cta:hover { background:var(--primary-hover) !important; transform:translateY(-1px); }
.nav-cta.is-active { box-shadow:0 0 0 2px rgba(134,239,172,.48),0 7px 18px rgba(34,197,94,.2); }
.nav-logout-form { margin:0; }
.nav-toggle {
  display:none; margin-left:auto; width:42px; height:42px; padding:0;
  border:1px solid var(--border); border-radius:12px; background:var(--surface);
  cursor:pointer;
}
.nav-toggle span { display:block; width:18px; height:2px; margin:4px auto; border-radius:99px; background:#e5e7eb; transition:.2s ease; }
.nav-backdrop { display:none; }

/* Flash */
.flash-stack { padding-top:14px; }
.flash { margin-bottom:10px; padding:12px 14px; border:1px solid var(--border); border-radius:12px; background:var(--bg-card); color:var(--text-soft); box-shadow:var(--shadow-sm); }
.flash-success { border-color:rgba(34,197,94,.32); background:rgba(34,197,94,.08); }
.flash-danger,.flash-error { border-color:rgba(239,68,68,.32); background:rgba(239,68,68,.08); }
.flash-warning { border-color:rgba(245,158,11,.32); background:rgba(245,158,11,.08); }

/* Global form controls */
input,select,textarea {
  color:var(--text); background:rgba(4,7,14,.72); border:1px solid var(--border-strong);
  border-radius:10px; outline:none; transition:border-color .18s,box-shadow .18s,background .18s;
}
input:not([type="checkbox"]):not([type="radio"]),select,textarea { max-width:100%; }
input:focus,select:focus,textarea:focus { border-color:rgba(59,130,246,.7); box-shadow:0 0 0 3px rgba(59,130,246,.12); }
textarea { resize:vertical; }
button,.btn,.button { min-height:40px; }

/* Generic page/card helpers used by utility pages */
.page-shell,.legal-page { padding:64px 0 20px; }
.page-hero { max-width:820px; margin-bottom:34px; }
.eyebrow { display:inline-block; margin-bottom:10px; color:#4ade80; font-size:11px; font-weight:850; text-transform:uppercase; letter-spacing:.14em; }
.page-hero h1 { margin:0 0 14px; font-size:clamp(34px,5vw,62px); line-height:1.06; letter-spacing:-.045em; }
.page-hero p { max-width:720px; margin:0; color:var(--muted); font-size:17px; }
.info-grid,.video-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:18px; }
.video-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
.info-card,.section-card,.video-card {
  padding:24px; border:1px solid var(--border); border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
  box-shadow:var(--shadow-sm);
}
.info-card h2,.section-card h2,.video-card h2 { margin:0 0 10px; font-size:18px; letter-spacing:-.02em; }
.info-card p,.section-card p,.video-card p { color:var(--muted); }
.section-card { margin-top:18px; }
.legal-page .section-card { max-width:920px; }
.legal-page h2 { margin-top:28px; }
.legal-page h2:first-child { margin-top:0; }
.contact-layout { display:grid; grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr); gap:18px; }
.contact-form { display:flex; flex-direction:column; gap:15px; }
.contact-form label { display:flex; flex-direction:column; gap:7px; color:var(--text-soft); font-size:13px; font-weight:700; }
.contact-form input,.contact-form textarea { width:100%; padding:12px 13px; }
.primary-btn { border:0; border-radius:10px; padding:12px 18px; color:#04110a; background:var(--primary); font-weight:800; cursor:pointer; }
.primary-btn:hover { background:var(--primary-hover); }
.clean-list { padding-left:20px; color:var(--muted); line-height:1.9; }
.video-placeholder { aspect-ratio:16/9; display:grid; place-items:center; border:1px solid var(--border); border-radius:13px; background:linear-gradient(135deg,#111827,#0b101a); color:#4ade80; font-size:38px; }
.notice { margin-top:20px; padding:15px; border:1px solid rgba(245,158,11,.25); border-radius:12px; background:rgba(245,158,11,.06); color:#cbd5e1; }

/* Responsive safety net for existing pages */
.site-main > .container,.site-main section.container { width:min(calc(100% - 40px),var(--container)); }
pre,code { max-width:100%; }
pre { overflow:auto; }
.table-wrap,.table-responsive { width:100%; overflow-x:auto; -webkit-overflow-scrolling:touch; }
img { object-fit:contain; }

/* Footer */
.site-footer { margin-top:76px; border-top:1px solid var(--border); background:#070a12; }
.footer-grid { display:grid; grid-template-columns:minmax(260px,2fr) repeat(3,minmax(120px,1fr)); gap:42px; padding:50px 0 38px; }
.footer-brand p { max-width:390px; margin:14px 0 0; color:var(--muted); font-size:13px; }
.footer-column { display:flex; flex-direction:column; align-items:flex-start; gap:8px; }
.footer-column h3 { margin:0 0 8px; color:#f8fafc; font-size:11px; text-transform:uppercase; letter-spacing:.13em; }
.footer-column a { color:var(--muted); text-decoration:none; font-size:13px; transition:color .18s; }
.footer-column a:hover { color:#fff; }
.footer-bottom { display:flex; justify-content:space-between; gap:18px; padding:17px 0 22px; border-top:1px solid var(--border); color:var(--muted-2); font-size:12px; }

/* Tablet */
@media (max-width: 960px) {
  :root { --header-height:68px; }
  .container,.site-main > .container,.site-main section.container { width:min(calc(100% - 32px),var(--container)); }
  .site-menu { gap:8px; }
  .site-menu a,.nav-logout { font-size:12px; padding-inline:8px; }
  .nav-actions { padding-left:5px; }
  .footer-grid { grid-template-columns:1.6fr repeat(3,1fr); gap:25px; }
  .info-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
}

/* Mobile navigation */
@media (max-width: 1080px) {
  .site-nav { position:relative; }
  .nav-toggle { display:block; }
  .site-menu {
    position:fixed; z-index:2100; top:calc(var(--header-height) + 10px); left:12px; right:12px;
    display:flex; flex-direction:column; align-items:stretch; gap:8px;
    margin:0; padding:10px; opacity:0; visibility:hidden; transform:translateY(-8px) scale(.985);
    border:1px solid var(--border-strong); border-radius:18px; background:rgba(13,18,32,.98);
    box-shadow:0 24px 70px rgba(0,0,0,.45); transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
  }
  .site-menu.is-open { opacity:1; visibility:visible; transform:none; }
  .nav-links,.nav-actions { display:flex; flex-direction:column; align-items:stretch; gap:3px; }
  .nav-actions { padding:8px 0 0; border:0; border-top:1px solid var(--border); }
  .site-menu a,.nav-logout { justify-content:flex-start; width:100%; min-height:44px; padding:10px 13px; font-size:14px; }
  .nav-cta { justify-content:center !important; margin-top:4px; }
  .nav-backdrop {
    position:fixed;
    z-index:1990;
    inset:0;

    display:block;

    background:rgba(0,0,0,.46);

    opacity:0;
    visibility:hidden;
    pointer-events:none;

    transition:
      opacity .18s ease,
      visibility .18s ease;
  }

  body.nav-open .nav-backdrop {
    opacity:1;
    visibility:visible;
    pointer-events:auto;
  }

  /* IMPORTANT:
     .site-header has z-index:2000 and creates a stacking context.
     The backdrop must remain below the complete header/menu stack. */
  .site-header {
    z-index:2000;
  }

  .site-menu {
    z-index:2100;
    pointer-events:none;
  }

  .site-menu.is-open {
    pointer-events:auto;
  }

  .site-menu a,
  .site-menu button,
  .site-menu form {
    pointer-events:auto;
  }
  .footer-grid { grid-template-columns:1fr 1fr; gap:30px 22px; }
  .footer-brand { grid-column:1/-1; }
}

@media (max-width: 700px) {
  .container,.site-main > .container,.site-main section.container { width:calc(100% - 24px); }
  .page-shell,.legal-page { padding-top:38px; }
  .page-hero h1 { font-size:clamp(31px,9vw,46px); }
  .page-hero p { font-size:15px; }
  .info-grid,.video-grid,.contact-layout { grid-template-columns:1fr; }
  .info-card,.section-card,.video-card { padding:19px; }
  .site-footer { margin-top:52px; }
  .footer-bottom { flex-direction:column; gap:5px; }

  /* Prevent long controls and tables from breaking the viewport. */
  .site-main table { display:block; width:max-content; min-width:100%; max-width:none; overflow-x:auto; }
  .site-main td,.site-main th { word-break:normal; }
  .site-main input,.site-main select,.site-main textarea { max-width:100%; }
  .site-main .actions,.site-main .button-row,.site-main .form-actions,.site-main .header-actions { flex-wrap:wrap !important; }
  .site-main .actions > *, .site-main .button-row > *, .site-main .form-actions > * { max-width:100%; }
}

@media (max-width: 480px) {
  .container,.site-main > .container,.site-main section.container { width:calc(100% - 20px); }
  .brand-name { font-size:14px; }
  .brand-mark { width:33px; height:33px; }
  .footer-grid { grid-template-columns:1fr; }
  .footer-brand { grid-column:auto; }
  .site-footer { margin-top:44px; }
}

@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { scroll-behavior:auto !important; transition-duration:.01ms !important; animation-duration:.01ms !important; animation-iteration-count:1 !important; }
}