/* ==========================================================================
   SOLESEED — design system
   ========================================================================== */

:root {
  --bg: #07090d;
  --bg-2: #0d1118;
  --bg-3: #131925;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.08);
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #eef1f6;
  --muted: #98a2b3;
  --accent: #d6ff3f;
  --accent-text: #d6ff3f;
  --accent-ink: #0b0f04;
  --accent-2: #ffb547;
  --danger: #ff6b6b;
  --ok: #3ddc97;
  --glow-1: rgba(214, 255, 63, 0.16);
  --glow-2: rgba(255, 181, 71, 0.12);
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.7);
  --grid-line: rgba(255, 255, 255, 0.035);
  --checker-a: #1a2030;
  --checker-b: #232a3b;

  --radius: 20px;
  --radius-sm: 12px;
  --maxw: 1180px;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #f7f6f1;
  --bg-2: #ffffff;
  --bg-3: #eeece4;
  --surface: rgba(10, 14, 20, 0.04);
  --surface-2: rgba(10, 14, 20, 0.07);
  --line: rgba(10, 14, 20, 0.1);
  --line-strong: rgba(10, 14, 20, 0.2);
  --text: #0d1117;
  --muted: #566070;
  --accent: #c8f028;
  --accent-text: #3b6a00;
  --accent-ink: #0b0f04;
  --accent-2: #e8890c;
  --glow-1: rgba(160, 210, 0, 0.18);
  --glow-2: rgba(255, 170, 60, 0.16);
  --shadow: 0 30px 70px -35px rgba(20, 30, 10, 0.35);
  --grid-line: rgba(10, 14, 20, 0.05);
  --checker-a: #e6e4da;
  --checker-b: #f6f5ef;
  color-scheme: light;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, canvas { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent-text);
  outline-offset: 3px;
  border-radius: 6px;
}

.container { width: min(100% - 32px, var(--maxw)); margin-inline: auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* background atmosphere ---------------------------------------------------- */
.atmosphere {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(900px 500px at 12% -5%, var(--glow-1), transparent 60%),
    radial-gradient(700px 500px at 100% 10%, var(--glow-2), transparent 60%),
    var(--bg);
}
.atmosphere::after {
  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: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 55% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 55% at 50% 0%, #000 30%, transparent 75%);
}

/* typography ---------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0;
  font-weight: 600;
}
h1 { font-size: clamp(2.5rem, 6.4vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.02em; }
p { margin: 0; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 60ch; }
.grad {
  background: linear-gradient(100deg, var(--accent-text) 10%, var(--accent-2) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
:root[data-theme="light"] .grad {
  background: linear-gradient(100deg, #3b6a00 10%, #c4650a 90%);
  -webkit-background-clip: text; background-clip: text;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 14px 7px 10px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: 0.82rem; color: var(--muted); backdrop-filter: blur(8px);
}
.eyebrow .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent); animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(214, 255, 63, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(214, 255, 63, 0); }
  100% { box-shadow: 0 0 0 0 rgba(214, 255, 63, 0); }
}

/* buttons -------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 22px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 600; font-size: 0.95rem; line-height: 1;
  transition: transform 0.25s var(--ease), background 0.2s, border-color 0.2s, box-shadow 0.25s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-primary {
  background: var(--accent); color: var(--accent-ink);
  box-shadow: 0 10px 30px -10px var(--accent);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -10px var(--accent); }
.btn-ghost { background: var(--surface); border-color: var(--line-strong); color: var(--text); }
.btn-ghost:hover { background: var(--surface-2); transform: translateY(-2px); }
.btn-sm { padding: 10px 16px; font-size: 0.86rem; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.45; pointer-events: none; }

/* header ---------------------------------------------------------------------- */
#site-header { min-height: 72px; }
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-color: var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-display); font-weight: 700; letter-spacing: 0.14em; font-size: 1.05rem; }
.brand svg { width: 34px; height: 34px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 9px 14px; border-radius: 999px; font-size: 0.92rem; color: var(--muted);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); background: var(--surface); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  background: var(--surface); border: 1px solid var(--line); transition: background 0.2s, transform 0.2s;
}
.icon-btn:hover { background: var(--surface-2); transform: rotate(12deg); }
.icon-btn svg { width: 19px; height: 19px; }
.theme-sun { display: none; }
:root[data-theme="light"] .theme-sun { display: block; }
:root[data-theme="light"] .theme-moon { display: none; }
.menu-btn { display: none; }

@media (max-width: 900px) {
  .menu-btn { display: grid; }
  .nav-cta { display: none; }
  .nav-links {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch;
    padding: 12px 16px 20px; gap: 2px;
    background: color-mix(in srgb, var(--bg) 94%, transparent);
    backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform 0.3s var(--ease), opacity 0.25s;
  }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 14px; font-size: 1.02rem; }
}

/* sections ---------------------------------------------------------------------- */
section { position: relative; padding: clamp(64px, 9vw, 120px) 0; }
.section-head { display: grid; gap: 18px; margin-bottom: clamp(32px, 5vw, 56px); max-width: 720px; }
.kicker {
  font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent-text); font-weight: 600;
}

/* hero ---------------------------------------------------------------------------- */
/* #site-header already reserves 72px for the fixed nav, so only a small extra offset is needed */
.hero { padding-top: clamp(24px, 6vw, 80px); padding-bottom: clamp(48px, 8vw, 100px); }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { margin: 24px 0 22px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 36px; color: var(--muted); font-size: 0.9rem; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta svg { width: 16px; height: 16px; color: var(--accent-text); }

.hero-card {
  position: relative; border-radius: 28px; padding: 26px;
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line-strong); box-shadow: var(--shadow);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.hero-card::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px;
  background: linear-gradient(140deg, var(--accent), transparent 35%, transparent 65%, var(--accent-2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0.55; pointer-events: none;
}
.hc-top { display: flex; justify-content: space-between; align-items: center; color: var(--muted); font-size: 0.82rem; }
.hc-pill { padding: 5px 11px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); }
.hc-big { font-family: var(--font-display); font-size: clamp(3.4rem, 7vw, 5.2rem); font-weight: 600; letter-spacing: -0.05em; line-height: 1; margin: 22px 0 6px; }
.hc-big small { font-size: 0.4em; letter-spacing: -0.01em; color: var(--accent-text); margin-left: 4px; }
.hc-sub { color: var(--muted); font-size: 0.92rem; }
.bars { display: flex; align-items: flex-end; gap: 7px; height: 110px; margin-top: 28px; }
.bars i {
  flex: 1; border-radius: 6px 6px 3px 3px; height: var(--h);
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 15%, transparent));
  transform-origin: bottom; animation: grow 1.2s var(--ease) both; animation-delay: calc(var(--i) * 60ms);
  opacity: 0.9;
}
.bars i:nth-child(3n) { background: linear-gradient(180deg, var(--accent-2), color-mix(in srgb, var(--accent-2) 15%, transparent)); }
@keyframes grow { from { transform: scaleY(0); } to { transform: scaleY(1); } }
.hc-foot { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 13px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line); font-size: 0.84rem;
}
.chip svg { width: 15px; height: 15px; }

@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* marquee ---------------------------------------------------------------------------- */
.marquee { padding: 0; border-block: 1px solid var(--line); background: var(--surface); overflow: hidden; }
.marquee-track { display: flex; gap: 48px; width: max-content; padding: 20px 0; animation: scroll 40s linear infinite; }
.marquee-track span { display: inline-flex; align-items: center; gap: 48px; font-family: var(--font-display); font-size: 1.25rem; color: var(--muted); white-space: nowrap; }
.marquee-track span::after { content: "✦"; color: var(--accent-text); font-size: 0.9rem; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* cards / bento ------------------------------------------------------------------------ */
.card {
  position: relative; border-radius: var(--radius); padding: 28px;
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line); overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.3s, background 0.3s;
}
.card::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), var(--glow-1), transparent 60%);
  transition: opacity 0.3s;
}
.card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.card:hover::after { opacity: 1; }
.card > * { position: relative; z-index: 1; }
.card p { color: var(--muted); font-size: 0.97rem; }
.card h3 { margin-bottom: 10px; }
.ico {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 22px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
  color: var(--accent-text);
}
.ico svg { width: 24px; height: 24px; }
.ico.amber { background: color-mix(in srgb, var(--accent-2) 14%, transparent); border-color: color-mix(in srgb, var(--accent-2) 32%, transparent); color: var(--accent-2); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.ticks { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 10px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.94rem; color: var(--text); }
.ticks li::before {
  content: ""; flex: none; width: 18px; height: 18px; margin-top: 3px; border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 22%, transparent)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d6ff3f' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center / 11px no-repeat;
}

/* experience --------------------------------------------------------------------------- */
.xp-hero {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 18px; margin-bottom: 18px;
}
.xp-big { padding: clamp(28px, 4vw, 48px); background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 16%, var(--bg-2)), var(--bg-2) 70%); }
.xp-num { font-family: var(--font-display); font-size: clamp(4rem, 11vw, 8rem); font-weight: 600; letter-spacing: -0.06em; line-height: 0.95; }
.xp-num small { font-size: 0.34em; letter-spacing: 0; color: var(--accent-text); margin-left: 6px; }
.xp-stats { display: grid; grid-template-rows: repeat(3, 1fr); gap: 18px; }
.xp-stat { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 22px 26px; }
.xp-stat b { font-family: var(--font-display); font-size: clamp(1.3rem, 2.4vw, 1.9rem); letter-spacing: -0.03em; white-space: nowrap; }
.xp-stat span { color: var(--muted); font-size: 0.92rem; text-align: right; }
@media (max-width: 900px) { .xp-hero { grid-template-columns: 1fr; } }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 18px; counter-reset: s; }
.step { counter-increment: s; padding: 24px; }
.step::before {
  content: "0" counter(s); display: block; font-family: var(--font-display);
  font-size: 0.9rem; color: var(--accent-text); margin-bottom: 40px; letter-spacing: 0.1em;
}
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } .step::before { margin-bottom: 16px; } }

/* studio --------------------------------------------------------------------------------- */
.studio-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding: 22px 28px; border-radius: var(--radius); margin-bottom: 18px;
  border: 1px dashed var(--line-strong); background: var(--surface);
}
.studio-banner p { color: var(--muted); max-width: 62ch; }
.studio-banner strong { color: var(--text); }

/* tools tiles ------------------------------------------------------------------------------ */
.tool-tile { display: flex; flex-direction: column; min-height: 230px; }
.tool-tile .go {
  margin-top: auto; padding-top: 22px; display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 0.92rem; color: var(--accent-text);
}
.tool-tile .go svg { width: 17px; height: 17px; transition: transform 0.3s var(--ease); }
.tool-tile:hover .go svg { transform: translateX(5px); }
.badge {
  position: absolute; top: 22px; right: 22px; z-index: 2; font-size: 0.72rem; padding: 4px 10px;
  border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line); color: var(--muted);
}

/* principles ---------------------------------------------------------------------------------- */
.principle .n { font-family: var(--font-display); font-size: 3rem; letter-spacing: -0.05em; color: var(--accent-text); line-height: 1; margin-bottom: 18px; }

/* contact ---------------------------------------------------------------------------------------- */
.contact-wrap { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 18px; }
.contact-list { display: grid; gap: 4px; margin-top: 26px; }
.contact-row {
  display: flex; gap: 16px; align-items: center; padding: 14px; margin-inline: -14px; border-radius: 14px;
  transition: background 0.2s;
}
a.contact-row:hover { background: var(--surface-2); }
.contact-row .ico { margin: 0; width: 44px; height: 44px; flex: none; }
.contact-row small { display: block; color: var(--muted); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; }
.contact-row span { font-weight: 500; overflow-wrap: anywhere; }
form.contact-form { display: grid; gap: 14px; }
.field { display: grid; gap: 7px; }
.field label { font-size: 0.84rem; color: var(--muted); }
.input, .select, textarea.input {
  width: 100%; padding: 13px 15px; border-radius: var(--radius-sm);
  background: var(--bg-2); border: 1px solid var(--line); transition: border-color 0.2s, box-shadow 0.2s;
}
.input:focus, .select:focus { outline: none; border-color: var(--accent-text); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 20%, transparent); }
textarea.input { min-height: 120px; resize: vertical; }
.form-note { font-size: 0.8rem; color: var(--muted); }
@media (max-width: 900px) { .contact-wrap { grid-template-columns: 1fr; } }

/* footer ---------------------------------------------------------------------------------------- */
.footer { border-top: 1px solid var(--line); padding: 56px 0 30px; margin-top: 40px; background: color-mix(in srgb, var(--bg-2) 60%, transparent); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
.footer h4 { font-size: 0.82rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; font-weight: 600; font-family: var(--font-body); }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer a:hover { color: var(--accent-text); }
.footer p { color: var(--muted); font-size: 0.92rem; margin-top: 16px; max-width: 36ch; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* reveal ------------------------------------------------------------------------------------------ */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   TOOLS
   ========================================================================== */
.tool-hero { padding-top: clamp(12px, 4vw, 48px); padding-bottom: 28px; }
.crumbs { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 0.86rem; margin-bottom: 20px; flex-wrap: wrap; }
.crumbs a:hover { color: var(--text); }
.tool-hero h1 { font-size: clamp(2rem, 5vw, 3.4rem); margin-bottom: 14px; }
.privacy {
  display: inline-flex; align-items: center; gap: 9px; margin-top: 20px; padding: 8px 14px; border-radius: 999px;
  background: color-mix(in srgb, var(--ok) 12%, transparent); border: 1px solid color-mix(in srgb, var(--ok) 30%, transparent);
  font-size: 0.84rem; color: var(--ok);
}
:root[data-theme="light"] .privacy { color: #0d7a4a; }
.privacy svg { width: 16px; height: 16px; }
.workspace { padding-top: 10px; padding-bottom: 80px; }

.panel {
  border-radius: var(--radius); border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface-2), var(--surface)); padding: 22px;
}

.dropzone {
  display: grid; place-items: center; text-align: center; gap: 10px; padding: clamp(36px, 7vw, 70px) 20px;
  border-radius: var(--radius); border: 2px dashed var(--line-strong); background: var(--surface);
  cursor: pointer; transition: border-color 0.2s, background 0.2s, transform 0.2s;
}
.dropzone:hover, .dropzone.over { border-color: var(--accent-text); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.dropzone.over { transform: scale(1.01); }
.dropzone .ico { margin: 0 auto 6px; width: 60px; height: 60px; border-radius: 18px; }
.dropzone .ico svg { width: 28px; height: 28px; }
.dropzone strong { font-family: var(--font-display); font-size: 1.25rem; letter-spacing: -0.02em; }
.dropzone small { color: var(--muted); }

.settings { display: flex; flex-wrap: wrap; gap: 18px 28px; align-items: end; margin-bottom: 18px; }
.setting { display: grid; gap: 8px; min-width: 190px; flex: 1 1 190px; }
.setting label { font-size: 0.84rem; color: var(--muted); display: flex; justify-content: space-between; gap: 10px; }
.setting label b { color: var(--text); font-variant-numeric: tabular-nums; }
.setting .select, .setting .input { padding: 11px 13px; }
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 999px; background: var(--line-strong); outline-offset: 6px; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--accent); border: 3px solid var(--bg); box-shadow: 0 0 0 1px var(--accent-text); cursor: grab; }
input[type="range"]::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--accent); border: 3px solid var(--bg); cursor: grab; }
input[type="color"] { width: 100%; height: 42px; padding: 3px; border-radius: var(--radius-sm); background: var(--bg-2); border: 1px solid var(--line); cursor: pointer; }

.toolbar-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin: 20px 0 14px; }
.toolbar-row .grp { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.summary { color: var(--muted); font-size: 0.92rem; }
.summary b { color: var(--text); }

.files { display: grid; gap: 10px; }
.file-row {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 16px; align-items: center;
  padding: 12px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line);
}
.file-row .thumb {
  width: 64px; height: 64px; border-radius: 12px; object-fit: cover; background: var(--bg-3);
  border: 1px solid var(--line);
}
.file-row .meta { min-width: 0; }
.file-row .name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-row .sizes { color: var(--muted); font-size: 0.86rem; display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: center; margin-top: 3px; }
.save-tag { padding: 2px 9px; border-radius: 999px; font-size: 0.78rem; font-weight: 600; background: color-mix(in srgb, var(--ok) 16%, transparent); color: var(--ok); }
:root[data-theme="light"] .save-tag { color: #0d7a4a; }
.save-tag.neutral { background: var(--surface-2); color: var(--muted); }
.progress { height: 5px; border-radius: 999px; background: var(--line); overflow: hidden; margin-top: 8px; }
.progress i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width 0.25s; }
.err { color: var(--danger); font-size: 0.86rem; }
@media (max-width: 560px) {
  .file-row { grid-template-columns: 52px 1fr; }
  .file-row .thumb { width: 52px; height: 52px; }
  .file-row .actions { grid-column: 1 / -1; }
}

.checker {
  background-color: var(--checker-b);
  background-image:
    linear-gradient(45deg, var(--checker-a) 25%, transparent 25%, transparent 75%, var(--checker-a) 75%),
    linear-gradient(45deg, var(--checker-a) 25%, transparent 25%, transparent 75%, var(--checker-a) 75%);
  background-size: 20px 20px; background-position: 0 0, 10px 10px;
}

/* background remover cards */
.bg-cards { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.bg-card { padding: 14px; display: grid; gap: 12px; }
.bg-compare { position: relative; border-radius: 14px; overflow: hidden; aspect-ratio: 4 / 3; display: grid; place-items: center; }
.bg-compare img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.bg-compare .after { clip-path: inset(0 0 0 var(--pos, 50%)); }
.bg-compare input[type="range"] { position: absolute; inset: auto 12px 10px 12px; width: calc(100% - 24px); z-index: 3; background: rgba(255,255,255,.35); }
.bg-compare .divider { position: absolute; top: 0; bottom: 0; width: 2px; left: var(--pos, 50%); background: #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.25); z-index: 2; pointer-events: none; }
.bg-compare .busy { position: absolute; inset: 0; z-index: 4; display: grid; place-items: center; background: rgba(5, 8, 12, 0.6); color: #fff; font-size: 0.9rem; text-align: center; padding: 16px; backdrop-filter: blur(3px); }
.bg-card .row { display: flex; justify-content: space-between; align-items: center; gap: 10px; }

/* editors */
.editor-shell { border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg-2); overflow: hidden; }
.tb {
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding: 10px 12px;
  background: var(--surface-2); border-bottom: 1px solid var(--line);
}
.tb .sep { width: 1px; height: 24px; background: var(--line-strong); margin: 0 4px; }
.tb button, .tb select {
  height: 36px; min-width: 36px; padding: 0 11px; border-radius: 9px; border: 1px solid transparent;
  background: transparent; font-size: 0.88rem; display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  transition: background 0.15s, border-color 0.15s;
}
.tb select { background: var(--bg-2); border-color: var(--line); padding-inline: 8px; }
.tb button:hover { background: var(--surface-2); border-color: var(--line); }
.tb button.on { background: color-mix(in srgb, var(--accent) 20%, transparent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.tb button svg { width: 17px; height: 17px; }
.tb button.primary { background: var(--accent); color: var(--accent-ink); font-weight: 600; }
.tb button.primary:hover { filter: brightness(1.06); }
.tb input[type="color"] { width: 36px; height: 36px; padding: 2px; }
.tb-label { font-size: 0.78rem; color: var(--muted); padding-inline: 4px; }
.statusbar { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 9px 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.82rem; background: var(--surface); }

/* docx page */
.doc-stage { padding: clamp(14px, 3vw, 36px); background: var(--bg-3); max-height: 78vh; overflow: auto; }
.doc-page {
  width: min(100%, 794px); min-height: 1000px; margin: 0 auto; padding: clamp(24px, 6vw, 72px);
  background: #fff; color: #111; border-radius: 4px; box-shadow: 0 10px 50px rgba(0, 0, 0, 0.35);
  font-family: Calibri, "Carlito", "Segoe UI", Arial, sans-serif; font-size: 11pt; line-height: 1.5; outline: none;
}
.doc-page h1 { font-size: 24pt; font-family: inherit; color: #111; margin: 0.5em 0 0.3em; letter-spacing: -0.01em; }
.doc-page h2 { font-size: 18pt; font-family: inherit; color: #111; margin: 0.5em 0 0.3em; letter-spacing: -0.01em; }
.doc-page h3 { font-size: 14pt; font-family: inherit; color: #111; margin: 0.5em 0 0.3em; }
.doc-page p { margin: 0 0 0.7em; color: #111; }
.doc-page table { border-collapse: collapse; width: 100%; margin: 0.6em 0; }
.doc-page td, .doc-page th { border: 1px solid #999; padding: 6px 9px; min-width: 40px; vertical-align: top; }
.doc-page img { max-width: 100%; display: inline-block; }
.doc-page blockquote { margin: 0.6em 0; padding-left: 14px; border-left: 3px solid #bbb; color: #444; }
.doc-page a { color: #0b57d0; text-decoration: underline; }
.doc-page li { color: #111; }

@media print {
  body * { visibility: hidden !important; }
  .doc-page, .doc-page * { visibility: visible !important; }
  .doc-page { position: absolute; left: 0; top: 0; width: 100%; box-shadow: none; padding: 0; }
  .atmosphere { display: none; }
}

/* sheet grid */
.formula-bar { display: flex; gap: 10px; align-items: center; padding: 8px 12px; border-bottom: 1px solid var(--line); background: var(--surface); }
.formula-bar .addr { min-width: 64px; text-align: center; padding: 7px 10px; border-radius: 8px; background: var(--bg-2); border: 1px solid var(--line); font-variant-numeric: tabular-nums; font-size: 0.86rem; font-weight: 600; }
.formula-bar .fx { color: var(--accent-text); font-style: italic; font-family: serif; font-weight: 700; }
.formula-bar input { flex: 1; padding: 8px 12px; border-radius: 8px; background: var(--bg-2); border: 1px solid var(--line); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.88rem; min-width: 0; }
.formula-bar input:focus { outline: none; border-color: var(--accent-text); }
.grid-scroll { overflow: auto; max-height: 66vh; background: var(--bg-2); position: relative; }
table.sheet { border-collapse: separate; border-spacing: 0; font-size: 0.86rem; font-variant-numeric: tabular-nums; user-select: none; }
table.sheet th {
  position: sticky; top: 0; z-index: 2; background: var(--bg-3); color: var(--muted); font-weight: 500; font-size: 0.76rem;
  padding: 7px 8px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line-strong);
}
table.sheet th.rn { left: 0; z-index: 3; width: 48px; min-width: 48px; }
table.sheet th.cur { color: var(--accent-text); background: color-mix(in srgb, var(--accent) 12%, var(--bg-3)); }
table.sheet td {
  min-width: 104px; max-width: 280px; height: 30px; padding: 0 9px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; background: var(--bg-2); cursor: cell;
}
table.sheet td.num { text-align: right; }
table.sheet td.sel { outline: 2px solid var(--accent-text); outline-offset: -2px; background: color-mix(in srgb, var(--accent) 8%, var(--bg-2)); position: relative; z-index: 1; }
table.sheet td.err { color: var(--danger); }
table.sheet td.editing { padding: 0; overflow: visible; }
table.sheet td.editing input { width: 100%; height: 100%; min-width: 104px; padding: 0 9px; border: 0; background: var(--bg-2); outline: 2px solid var(--accent-text); outline-offset: -2px; font: inherit; }
.sheet-tabs { display: flex; gap: 4px; padding: 8px 10px; border-top: 1px solid var(--line); background: var(--surface); overflow-x: auto; align-items: center; }
.sheet-tabs button { padding: 7px 14px; border-radius: 8px; border: 1px solid transparent; background: transparent; font-size: 0.84rem; white-space: nowrap; color: var(--muted); }
.sheet-tabs button:hover { background: var(--surface-2); }
.sheet-tabs button.active { background: var(--bg-2); border-color: var(--line-strong); color: var(--text); font-weight: 600; }

/* toast */
.toasts { position: fixed; right: 16px; bottom: 16px; z-index: 100; display: grid; gap: 8px; max-width: calc(100vw - 32px); }
.toast {
  padding: 12px 16px; border-radius: 12px; background: var(--bg-3); border: 1px solid var(--line-strong);
  box-shadow: var(--shadow); font-size: 0.9rem; animation: toast-in 0.35s var(--ease);
}
.toast.ok { border-color: color-mix(in srgb, var(--ok) 50%, transparent); }
.toast.bad { border-color: color-mix(in srgb, var(--danger) 55%, transparent); }
@keyframes toast-in { from { opacity: 0; transform: translateY(12px); } }

.notice { padding: 14px 16px; border-radius: 14px; background: color-mix(in srgb, var(--accent-2) 10%, transparent); border: 1px solid color-mix(in srgb, var(--accent-2) 28%, transparent); color: var(--text); font-size: 0.88rem; margin-top: 18px; }
.hidden { display: none !important; }

/* full screen editors */
html.has-full, html.has-full body { overflow: hidden; }
.editor-shell.is-full {
  position: fixed; inset: 0; z-index: 200; border-radius: 0; border: 0;
  display: flex; flex-direction: column; background: var(--bg-2);
}
.editor-shell.is-full .grid-scroll,
.editor-shell.is-full .doc-stage { flex: 1 1 auto; max-height: none; min-height: 0; }
.editor-shell.is-full .tb { flex: none; }
.editor-shell.is-full .toasts { position: fixed; }

/* PDF render stage: explicit colours only (html2canvas cannot parse color-mix) */
.pdf-doc {
  background: #fff; color: #111; font-family: Calibri, "Carlito", "Segoe UI", Arial, sans-serif; font-size: 11pt; line-height: 1.5;
}
.pdf-doc h1 { font: 600 24pt/1.2 Calibri, "Segoe UI", Arial, sans-serif; color: #111; margin: 0.5em 0 0.3em; }
.pdf-doc h2 { font: 600 18pt/1.2 Calibri, "Segoe UI", Arial, sans-serif; color: #111; margin: 0.5em 0 0.3em; }
.pdf-doc h3 { font: 600 14pt/1.2 Calibri, "Segoe UI", Arial, sans-serif; color: #111; margin: 0.5em 0 0.3em; }
.pdf-doc p { margin: 0 0 0.7em; color: #111; }
.pdf-doc table { border-collapse: collapse; width: 100%; margin: 0.6em 0; }
.pdf-doc td, .pdf-doc th { border: 1px solid #999; padding: 6px 9px; vertical-align: top; }
.pdf-doc img { max-width: 100%; }
.pdf-doc blockquote { margin: 0.6em 0; padding-left: 14px; border-left: 3px solid #bbb; color: #444; }
.pdf-doc a { color: #0b57d0; text-decoration: underline; }
.pdf-doc li, .pdf-doc span { color: inherit; }
.pdf-sheet { background: #fff; color: #111; font-family: Inter, "Segoe UI", Arial, sans-serif; font-size: 13px; line-height: 1.35; width: max-content; padding: 2px; }
.pdf-sheet .pdf-title { font: 600 16px/1.3 Inter, "Segoe UI", Arial, sans-serif; margin: 0 0 8px; color: #111; }
.pdf-sheet table { border-collapse: collapse; }
.pdf-sheet td { border: 1px solid #c8cdd4; padding: 4px 8px; max-width: 260px; word-break: break-word; vertical-align: top; color: #111; background: #fff; }
.pdf-sheet td.num { text-align: right; font-variant-numeric: tabular-nums; }
.pdf-sheet td.err { color: #c0392b; }

/* PDF header / footer + page breaks inside the render stage */
.pdf-hf { font-size: 10pt; color: #555; }
.pdf-hf p { margin: 0 0 0.3em; color: inherit; }
.pdf-doc .page-break { height: 0; margin: 0; border: 0; }