/**
 * Copyright (c) 2025 TibiaKaiser - Tibia
 * All Rights Reserved.
 *
 * Standalone TibiaKaiser marketing landing page — "Command Center" theme.
 * Ported from the Claude Design mockup "TibiaKaiser Landing Page - Final.html"
 * (dark #opt2 variant only). Uses design tokens from design-system.css
 * (vendored copy of the SPA tokens) — the mockup's gray, blue and gold ramps
 * are identical to design-system.css's gray, primary and gold color scales,
 * so the block below is an alias layer, not a fresh hex dump. The only raw
 * literals allowed anywhere in this file live in that alias block.
 */

/* ── Token alias layer (mockup names -> vendored design-system.css ramps) ─── */
:root {
  --tk-bg: var(--color-gray-900);
  --tk-surface: var(--color-gray-800);
  --tk-border: var(--color-gray-700);
  --tk-text: var(--color-gray-50);
  --tk-text-2: var(--color-gray-300);
  --tk-text-3: var(--color-gray-400);
  --tk-hover: var(--color-gray-700);

  --tk-gold-300: var(--color-gold-300);
  --tk-gold-400: var(--color-gold-400);
  --tk-gold-500: var(--color-gold-500);
  --tk-gold-600: var(--color-gold-600);
  --tk-gold-700: var(--color-gold-700);

  --tk-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --tk-font-mono: var(--font-family-mono);
}

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

body {
  margin: 0;
  background: var(--tk-bg);
  color: var(--tk-text);
  font-family: var(--tk-font-sans);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Torchlight atmosphere: a fixed gold glow bleeding from the top of the
   viewport, behind all content. Sits at z-index -1 so stacking stays simple. */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(1100px 500px at 50% -10%, color-mix(in srgb, var(--tk-gold-500) 10%, transparent), transparent);
}

.ic {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 1.7;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── Nav ────────────────────────────────────────────────────────────────── */
.tk-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-6, 24px);
  height: 76px;
  padding: 0 var(--spacing-6, 24px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--tk-bg);
  border-bottom: 1px solid var(--tk-border);
}

.tk-logo {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  white-space: nowrap;
}

.tk-logo__wordmark {
  display: block;
  width: 170px;
  height: 34px;
  object-fit: contain;
}

.tk-navlinks {
  display: flex;
  align-items: center;
  gap: var(--spacing-8, 32px);
  font: 600 14px/1 var(--tk-font-sans);
  color: var(--tk-text-2);
}

.tk-navlinks a:hover {
  color: var(--tk-text);
}

.tk-nav__right {
  display: flex;
  align-items: center;
  gap: var(--spacing-5, 20px);
}

.tk-langs {
  display: flex;
  gap: var(--spacing-2, 8px);
}

.tk-langs button {
  background: none;
  border: none;
  color: var(--tk-text-2);
  cursor: pointer;
  padding: 4px 8px;
  font-size: 0.85rem;
  font-family: inherit;
  border-radius: var(--radius-sm);
  transition: color 0.15s;
}

.tk-langs button:hover {
  color: var(--tk-text);
}

.tk-langs button[aria-current='true'] {
  color: var(--tk-gold-400);
  font-weight: 600;
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.tk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 22px;
  font: 700 14.5px/1 var(--tk-font-sans);
  border-radius: var(--radius-lg);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.tk-btn-gold {
  background: linear-gradient(180deg, var(--tk-gold-400), var(--tk-gold-500));
  color: #3f2900;
}

.tk-btn-gold:hover {
  background: linear-gradient(180deg, var(--tk-gold-300), var(--tk-gold-400));
}

.tk-btn-ghost-inv {
  background: transparent;
  color: var(--tk-text);
  border-color: rgba(255, 255, 255, 0.28);
}

.tk-btn-ghost-inv:hover {
  background: rgba(255, 255, 255, 0.08);
}

.tk-btn:focus-visible {
  outline: 2px solid var(--tk-gold-400);
  outline-offset: 2px;
}

/* ── Eyebrow ────────────────────────────────────────────────────────────── */
.tk-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 700 12.5px/1 var(--tk-font-sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tk-gold-600);
}

.tk-eyebrow::before,
.tk-eyebrow::after {
  content: '';
  width: 14px;
  height: 1px;
  background: var(--tk-gold-500);
}

/* ── Hero ───────────────────────────────────────────────────────────────── */
.tk-hero {
  position: relative;
  padding: 100px var(--spacing-6, 24px) 72px;
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Decorative creature sprite (sourced from TibiaWiki) — deliberately shown at
   native pixel-art scale via `pixelated` rendering rather than smoothed. */
.tk-hero__creature {
  position: absolute;
  top: 24px;
  right: 6%;
  width: 96px;
  height: auto;
  image-rendering: pixelated;
  filter: drop-shadow(0 0 18px color-mix(in srgb, var(--tk-gold-500) 55%, transparent));
  opacity: 0.92;
  pointer-events: none;
}

.tk-hero h1 {
  font: 800 54px/1.12 var(--tk-font-sans);
  letter-spacing: -0.02em;
  max-width: 820px;
  margin: 20px 0 22px;
  color: var(--tk-text);
}

.tk-hero h1 em {
  font-style: normal;
  background: linear-gradient(180deg, var(--tk-gold-300), var(--tk-gold-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tk-hero__sub {
  font: 400 17.5px/1.6 var(--tk-font-sans);
  color: var(--tk-text-2);
  max-width: 600px;
  margin: 0 0 34px;
}

.tk-hero__ctas {
  display: flex;
  gap: 14px;
  margin-bottom: 56px;
}

/* Staggered entrance — hero only, one orchestrated moment */
@keyframes tk-rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

.tk-hero .tk-eyebrow { animation: tk-rise 0.7s cubic-bezier(0.2, 0.7, 0.3, 1) 0.05s both; }
.tk-hero h1 { animation: tk-rise 0.7s cubic-bezier(0.2, 0.7, 0.3, 1) 0.15s both; }
.tk-hero__sub { animation: tk-rise 0.7s cubic-bezier(0.2, 0.7, 0.3, 1) 0.3s both; }
.tk-hero__ctas { animation: tk-rise 0.7s cubic-bezier(0.2, 0.7, 0.3, 1) 0.45s both; }

@media (prefers-reduced-motion: reduce) {
  .tk-hero .tk-eyebrow,
  .tk-hero h1,
  .tk-hero__sub,
  .tk-hero__ctas {
    animation: none;
  }
}

/* ── Stats bar ──────────────────────────────────────────────────────────── */
.tk-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-6, 24px);
  padding: 44px var(--spacing-6, 24px);
  border-top: 1px solid var(--tk-border);
  border-bottom: 1px solid var(--tk-border);
  background: var(--tk-surface);
}

.tk-stat {
  text-align: center;
}

.tk-stat__n {
  font: 800 40px/1 var(--tk-font-mono);
  color: var(--tk-gold-600);
  letter-spacing: -0.02em;
}

.tk-stat__l {
  font: 600 13px/1.4 var(--tk-font-sans);
  color: var(--tk-text-2);
  margin-top: 8px;
}

.tk-stats__caption {
  grid-column: 1 / -1;
  text-align: center;
  font: 500 13px/1.5 var(--tk-font-sans);
  color: var(--tk-text-3);
  margin: 8px 0 0;
}

/* ── Sections ───────────────────────────────────────────────────────────── */
.tk-section {
  max-width: 1240px;
  margin: 0 auto;
  padding: 88px var(--spacing-6, 24px);
}

.tk-section--tight {
  padding-top: 0;
}

.tk-section h2 {
  font: 800 34px/1.15 var(--tk-font-sans);
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--tk-text);
}

.tk-section__h2--tight {
  margin-top: 14px;
}

.tk-lead {
  font: 400 16.5px/1.6 var(--tk-font-sans);
  color: var(--tk-text-2);
  max-width: 620px;
  margin: 0 0 40px;
}

/* ── Feature grid ───────────────────────────────────────────────────────── */
.tk-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.tk-feature-card {
  padding: 28px;
  border: 1px solid var(--tk-border);
  border-radius: var(--radius-xl);
  background: var(--tk-surface);
  transition: all 0.15s ease;
}

.tk-feature-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.tk-feature-ico {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  background: var(--color-gold-100);
  color: var(--tk-gold-700);
}

.tk-feature-card h3 {
  font: 700 16.5px/1.3 var(--tk-font-sans);
  margin: 0 0 8px;
  color: var(--tk-text);
}

.tk-feature-card p {
  font: 400 14px/1.55 var(--tk-font-sans);
  margin: 0;
  color: var(--tk-text-2);
}

.tk-features__more {
  font: 400 14px/1.6 var(--tk-font-sans);
  color: var(--tk-text-3);
  margin: 32px 0 0;
}

@media (prefers-reduced-motion: reduce) {
  .tk-feature-card {
    transition: none;
  }

  .tk-feature-card:hover {
    transform: none;
  }
}

/* ── Steps ──────────────────────────────────────────────────────────────── */
.tk-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tk-step {
  border: 1px solid var(--tk-border);
  border-radius: var(--radius-xl);
  padding: 26px;
  background: var(--tk-surface);
}

.tk-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-md);
  background: var(--color-gold-100);
  color: var(--tk-gold-700);
  font: 800 13px/1 var(--tk-font-mono);
  margin-bottom: 16px;
}

.tk-step h3 {
  font: 700 16px/1.3 var(--tk-font-sans);
  margin: 0 0 8px;
  color: var(--tk-text);
}

.tk-step p {
  font: 400 14px/1.55 var(--tk-font-sans);
  margin: 0;
  color: var(--tk-text-2);
}

/* ── Early access teaser ─────────────────────────────────────────────────────── */
.tk-early-access {
  border-radius: var(--radius-2xl);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  background: linear-gradient(120deg, #000, var(--color-gray-800));
  color: #fff;
}

.tk-early-access h2 {
  color: #fff;
  margin: 0 0 10px;
  font: 800 28px/1.2 var(--tk-font-sans);
}

.tk-early-access p {
  color: var(--color-gray-300);
  margin: 0;
  font: 400 15px/1.6 var(--tk-font-sans);
  max-width: 460px;
}

.tk-early-access__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(234, 179, 8, 0.16);
  color: var(--tk-gold-300);
  border: 1px solid rgba(234, 179, 8, 0.35);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font: 700 11.5px/1 var(--tk-font-sans);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.tk-early-access__cta {
  flex-shrink: 0;
}

/* ── FAQ ─────────────────────────────────────────────────────────────────── */
.tk-faq {
  border-top: 1px solid var(--tk-border);
}

.tk-faq details {
  border-bottom: 1px solid var(--tk-border);
  padding: 22px 0;
}

.tk-faq summary {
  cursor: pointer;
  font: 700 16px/1.4 var(--tk-font-sans);
  color: var(--tk-text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tk-faq summary::-webkit-details-marker {
  display: none;
}

.tk-faq summary::after {
  content: '+';
  font: 400 22px/1 var(--tk-font-sans);
  color: var(--tk-text-3);
  margin-left: 12px;
}

.tk-faq details[open] summary::after {
  content: '\2212';
}

.tk-faq .a {
  font: 400 14.5px/1.6 var(--tk-font-sans);
  color: var(--tk-text-2);
  margin-top: 12px;
  max-width: 640px;
}

/* ── Contact form ───────────────────────────────────────────────────────── */
#contact-form {
  display: grid;
  gap: 12px;
  max-width: 36rem;
}

#contact-form input,
#contact-form textarea {
  background: var(--tk-surface);
  color: var(--tk-text);
  border: 1px solid var(--tk-border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 1rem;
  width: 100%;
  transition: border-color 0.15s;
}

#contact-form input:focus,
#contact-form textarea:focus {
  outline: none;
  border-color: var(--tk-gold-400);
}

#contact-form input::placeholder,
#contact-form textarea::placeholder {
  color: var(--tk-text-3);
}

#contact-form button[type='submit'] {
  background: linear-gradient(180deg, var(--tk-gold-400), var(--tk-gold-500));
  color: #3f2900;
  border: none;
  border-radius: var(--radius-lg);
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  justify-self: start;
  transition: opacity 0.15s;
}

#contact-form button[type='submit']:hover {
  opacity: 0.88;
}

#contact-status {
  color: var(--tk-text-2);
  font-size: 0.9rem;
  min-height: 1.4em;
  margin: 0;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
.tk-footer {
  padding: 48px var(--spacing-6, 24px);
  border-top: 1px solid var(--tk-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  background: var(--tk-bg);
  max-width: 1240px;
  margin: 0 auto;
}

.tk-footer small {
  display: block;
  color: var(--tk-text-3);
  font: 400 12px/1.6 var(--tk-font-sans);
  margin-top: 14px;
  max-width: 420px;
}

.tk-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  font: 600 13.5px/1 var(--tk-font-sans);
  color: var(--tk-text-2);
}

.tk-footer__links a:hover {
  color: var(--tk-text);
}

.tk-footer__legal {
  flex-basis: 100%;
  font: 400 12px/1.6 var(--tk-font-sans);
  color: var(--tk-text-3);
}

.tk-footer__legal span {
  display: block;
}

.tk-footer__legal p {
  margin: 4px 0 0;
  max-width: 44rem;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .tk-feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tk-steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .tk-navlinks {
    display: none;
  }

  .tk-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .tk-early-access {
    flex-direction: column;
    align-items: flex-start;
    padding: 36px;
  }
}

@media (max-width: 600px) {
  .tk-nav {
    padding: 0 var(--spacing-4, 16px);
  }

  .tk-logo {
    min-width: 0;
  }

  .tk-logo__wordmark {
    width: 142px;
    height: 30px;
  }

  .tk-nav__right .tk-btn {
    display: none;
  }

  .tk-hero {
    padding: 64px var(--spacing-4, 16px) 48px;
  }

  .tk-hero__creature {
    display: none;
  }

  .tk-hero h1 {
    font-size: 34px;
  }

  .tk-section {
    padding: 56px var(--spacing-4, 16px);
  }

  .tk-feature-grid {
    grid-template-columns: 1fr;
  }

  .tk-stats {
    grid-template-columns: 1fr 1fr;
    padding: 32px var(--spacing-4, 16px);
  }

  .tk-footer {
    flex-direction: column;
  }
}