/* Suvaline OÜ — Design A "Studio Light"
   Mantine-flavored design tokens, indigo/violet accent. */

:root {
  --gray-0: #f8f9fa;
  --gray-1: #f1f3f5;
  --gray-2: #e9ecef;
  --gray-3: #dee2e6;
  --gray-4: #ced4da;
  --gray-5: #adb5bd;
  --gray-6: #868e96;
  --gray-7: #495057;
  --gray-8: #343a40;
  --gray-9: #212529;

  --indigo-1: #edf2ff;
  --indigo-2: #dbe4ff;
  --indigo-5: #5c7cfa;
  --indigo-6: #4c6ef5;
  --indigo-7: #4263eb;

  --violet-1: #f3f0ff;
  --violet-5: #845ef7;
  --violet-6: #7950f2;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(13, 17, 38, 0.04), 0 1px 3px rgba(13, 17, 38, 0.06);
  --shadow-md: 0 4px 12px rgba(13, 17, 38, 0.06), 0 2px 6px rgba(13, 17, 38, 0.04);
  --shadow-lg: 0 16px 40px rgba(13, 17, 38, 0.08), 0 4px 12px rgba(13, 17, 38, 0.04);

  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;

  --container: 1080px;
  --pad-x: clamp(20px, 5vw, 48px);

  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter Tight', 'Inter', system-ui, sans-serif;

  --grad-accent: linear-gradient(135deg, var(--indigo-6) 0%, var(--violet-6) 100%);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-7);
  background: #fff;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--indigo-6); text-decoration: none; }
a:hover { color: var(--indigo-7); }

button {
  font: inherit;
  cursor: pointer;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: var(--gray-9);
  color: #fff;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  z-index: 100;
}
.skip-link:focus { left: 16px; color: #fff; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--pad-x);
}

/* ── Header ─────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--gray-2);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-9);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}
.brand:hover { color: var(--gray-9); }
.brand__mark { display: inline-flex; }

.site-nav {
  display: flex;
  gap: var(--space-lg);
  font-size: 0.94rem;
}
.site-nav a {
  color: var(--gray-7);
  font-weight: 500;
}
.site-nav a:hover { color: var(--gray-9); }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--gray-5);
}
.lang-toggle button {
  background: none;
  border: 0;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  color: var(--gray-6);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.lang-toggle button[aria-pressed="true"] {
  color: var(--gray-9);
  background: var(--gray-1);
}

@media (max-width: 640px) {
  .site-nav { display: none; }
}

/* ── Hero ──────────────────────────────────────────────── */

.hero {
  position: relative;
  padding-block: clamp(3rem, 8vw, 6rem) clamp(3rem, 7vw, 5rem);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -10% -20% auto auto;
  width: 600px; height: 600px;
  background: radial-gradient(circle at center, var(--indigo-1) 0%, transparent 70%);
  z-index: -1;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: clamp(2rem, 4vw, 4rem);
}

@media (max-width: 880px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__art { order: -1; max-width: 480px; margin: 0 auto; }
}

.eyebrow {
  display: inline-block;
  margin: 0 0 var(--space-md);
  padding: 4px 10px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--indigo-7);
  background: var(--indigo-1);
  border-radius: 999px;
}

.hero__headline {
  margin: 0 0 var(--space-md);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 5.4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--gray-9);
}
.hero__headline span { display: inline; }
.hero__headline .grad-text { display: inline-block; }

.grad-text {
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subhead {
  margin: 0 0 var(--space-lg);
  max-width: 38ch;
  font-size: 1.12rem;
  color: var(--gray-7);
}

.hero__cta-row {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.96rem;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
  border: 1px solid transparent;
}
.btn--primary {
  background: var(--grad-accent);
  color: #fff;
  box-shadow: var(--shadow-md);
}
.btn--primary:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn--ghost {
  background: #fff;
  color: var(--gray-8);
  border-color: var(--gray-3);
}
.btn--ghost:hover {
  color: var(--gray-9);
  border-color: var(--gray-4);
  background: var(--gray-0);
}

/* Hero illustration */
.hero__art { width: 100%; }
.hero-svg { width: 100%; height: auto; }

@media (prefers-reduced-motion: no-preference) {
  .hero-art__card {
    transform-origin: center;
    animation: float 7s ease-in-out infinite;
  }
  .hero-art__card--mid { animation-delay: -2s; animation-duration: 8s; }
  .hero-art__card--front { animation-delay: -4s; animation-duration: 9s; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

/* ── Sections ──────────────────────────────────────────── */

.section {
  padding-block: clamp(3rem, 7vw, 5.5rem);
}
.section--alt {
  background: var(--gray-0);
  border-block: 1px solid var(--gray-2);
}

.section__title {
  margin: 0 0 var(--space-xl);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--gray-9);
}

.prose {
  margin: 0 0 var(--space-md);
  font-size: 1.05rem;
  color: var(--gray-7);
  max-width: 56ch;
}

.link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--indigo-7);
}
.link:hover { color: var(--indigo-7); text-decoration: underline; }

/* ── Service cards ─────────────────────────────────────── */

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}
@media (max-width: 720px) {
  .card-grid { grid-template-columns: 1fr; }
}

.card {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2rem);
  background: #fff;
  border: 1px solid var(--gray-2);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--gray-3);
}

.card__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  margin-bottom: var(--space-md);
  border-radius: var(--radius-md);
}
.card__badge--indigo { background: var(--indigo-1); color: var(--indigo-7); }
.card__badge--violet { background: var(--violet-1); color: var(--violet-6); }

.card__title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--gray-9);
}
.card__body {
  margin: 0;
  color: var(--gray-7);
  line-height: 1.6;
}

/* ── About ─────────────────────────────────────────────── */

.about__inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}
@media (max-width: 720px) {
  .about__inner { grid-template-columns: 1fr; }
}
.about__inner .eyebrow { margin-top: 8px; }

/* ── Contact ───────────────────────────────────────────── */

.contact__inner {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.contact__inner .eyebrow,
.contact__inner .section__title,
.contact__inner .prose { margin-inline: auto; }
.contact__inner .prose { text-align: center; }

.email {
  display: inline-block;
  margin-top: var(--space-md);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease;
}
.email:hover { border-bottom-color: var(--indigo-6); }

/* ── Footer ────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--gray-2);
  padding-block: var(--space-xl);
  font-size: 0.92rem;
  color: var(--gray-6);
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
  justify-content: space-between;
  align-items: center;
}
.site-footer p { margin: 0; }
.site-footer a { color: var(--gray-7); }
.site-footer a:hover { color: var(--gray-9); }
.muted { color: var(--gray-5); }

/* ── Reduced motion ────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}