/* ============================================================
   Playdore Design System — shadcn-inspired dark theme
   Brand Colors (Material Design 3 — Dark Theme)
   ============================================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Primary — Indigo */
  --primary: #818CF8;
  --on-primary: #0F172A;
  --primary-container: #1E1B4B;
  --on-primary-container: #E0E7FF;

  /* Secondary — Teal */
  --secondary: #2DD4BF;
  --on-secondary: #042F2E;
  --secondary-container: #022C22;
  --on-secondary-container: #99F6E4;

  /* Tertiary — Purple */
  --tertiary: #C084FC;
  --on-tertiary: #2E1065;
  --tertiary-container: #3B0764;
  --on-tertiary-container: #F3E8FF;

  /* Background & Surface */
  --background: #0B0F1A;
  --on-background: #E5E7EB;
  --surface: #111827;
  --on-surface: #E5E7EB;
  --surface-variant: #1F2937;
  --on-surface-variant: #CBD5E1;

  /* Error */
  --error: #F87171;
  --on-error: #450A0A;

  /* Outline */
  --outline: #374151;
  --outline-variant: #4B5563;

  /* Brand Gradient */
  --gradient: linear-gradient(135deg, #2DD4BF 0%, #C084FC 45%, #818CF8 100%);
  --gradient-horizontal: linear-gradient(to right, #2DD4BF 0%, #C084FC 55%, #818CF8 100%);

  /* Radius — shadcn style */
  --radius-sm: 6px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Typography */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--background);
  color: var(--on-background);
  line-height: 1.6;
  font-size: 16px;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

img, svg {
  max-width: 100%;
  height: auto;
}

/* --- Utility --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.gradient-text {
  background: var(--gradient-horizontal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section {
  padding: var(--space-4xl) 0;
}

.section--alt {
  background-color: var(--surface);
}

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

.text-muted {
  color: var(--on-surface-variant);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(11, 15, 26, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--outline);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.nav__logo img {
  height: 36px;
  width: auto;
}

.nav__logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  background: var(--gradient-horizontal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav__links a {
  color: var(--on-surface-variant);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s ease;
  letter-spacing: 0.01em;
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--on-surface);
}

.nav__mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--on-surface);
  cursor: pointer;
  padding: var(--space-sm);
}

.nav__mobile-toggle svg {
  width: 24px;
  height: 24px;
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--outline);
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
  }

  .nav__links.open {
    display: flex;
  }

  .nav__mobile-toggle {
    display: block;
  }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
}

.btn--primary {
  background: var(--primary);
  color: var(--on-primary);
}

.btn--primary:hover {
  background: #6366F1;
  color: var(--on-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(129, 140, 248, 0.3);
}

.btn--secondary {
  background: transparent;
  color: var(--on-surface);
  border: 1px solid var(--outline);
}

.btn--secondary:hover {
  background: var(--surface-variant);
  color: var(--on-surface);
  border-color: var(--outline-variant);
}

.btn--gradient {
  background: var(--gradient);
  color: #fff;
}

.btn--gradient:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(192, 132, 252, 0.3);
  color: #fff;
}

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-4xl) var(--space-lg);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    ellipse at 30% 50%,
    rgba(45, 212, 191, 0.06) 0%,
    transparent 50%
  ),
  radial-gradient(
    ellipse at 70% 50%,
    rgba(129, 140, 248, 0.06) 0%,
    transparent 50%
  ),
  radial-gradient(
    ellipse at 50% 30%,
    rgba(192, 132, 252, 0.04) 0%,
    transparent 50%
  );
  pointer-events: none;
}

.hero__content {
  position: relative;
  max-width: 720px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 16px;
  border-radius: 9999px;
  background: var(--surface);
  border: 1px solid var(--outline);
  font-size: 0.8rem;
  color: var(--on-surface-variant);
  margin-bottom: var(--space-xl);
  letter-spacing: 0.02em;
}

.hero__badge span {
  color: var(--secondary);
  font-weight: 600;
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--on-surface-variant);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Section Headings --- */
.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--on-surface-variant);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* --- Cards (shadcn-style) --- */
.card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  transition: all 0.2s ease;
}

.card:hover {
  border-color: var(--outline-variant);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
}

.card__icon--primary {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.card__icon--secondary {
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}

.card__icon--tertiary {
  background: var(--tertiary-container);
  color: var(--on-tertiary-container);
}

.card__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.card__text {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- Grid Layouts --- */
.grid {
  display: grid;
  gap: var(--space-lg);
}

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

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

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

@media (max-width: 640px) {
  .grid--4,
  .grid--3,
  .grid--2 { grid-template-columns: 1fr; }
}

/* --- Categories Grid --- */
.category-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  transition: all 0.2s ease;
  cursor: default;
}

.category-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(129, 140, 248, 0.1);
}

.category-card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.category-card__name {
  font-weight: 600;
  font-size: 0.95rem;
}

.category-card__sub {
  color: var(--on-surface-variant);
  font-size: 0.8rem;
  margin-top: 4px;
}

/* --- How It Works / Steps --- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  counter-reset: step;
}

.step {
  text-align: center;
  position: relative;
}

.step__number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin: 0 auto var(--space-md);
}

.step__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.step__text {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

/* --- Enlist / CTA Banner --- */
.enlist {
  position: relative;
  overflow: hidden;
}

.enlist__inner {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.enlist__inner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-horizontal);
}

.enlist__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.enlist__text {
  color: var(--on-surface-variant);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.enlist__features {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.enlist__feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--on-surface-variant);
  font-size: 0.9rem;
}

.enlist__feature svg {
  color: var(--secondary);
  flex-shrink: 0;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--outline);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__brand p {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: var(--space-md);
  max-width: 280px;
}

.footer__heading {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--on-surface-variant);
  margin-bottom: var(--space-md);
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__links a {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer__links a:hover {
  color: var(--on-surface);
}

.footer__bottom {
  border-top: 1px solid var(--outline);
  padding-top: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--on-surface-variant);
}

.footer__tagline {
  font-style: italic;
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

/* --- About Page --- */
.page-header {
  padding: calc(var(--space-4xl) + 60px) 0 var(--space-3xl);
  text-align: center;
}

.page-header__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.page-header__subtitle {
  font-size: 1.1rem;
  color: var(--on-surface-variant);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.about-section {
  padding: var(--space-3xl) 0;
}

.about-section + .about-section {
  border-top: 1px solid var(--outline);
}

.about-section__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}

.about-section__text {
  color: var(--on-surface-variant);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 720px;
}

.about-section__text p + p {
  margin-top: var(--space-md);
}

/* Philosophy values row */
.values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.value {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
}

.value__highlight {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}

.value__over {
  font-size: 0.85rem;
  color: var(--on-surface-variant);
}

@media (max-width: 768px) {
  .values { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .values { grid-template-columns: 1fr; }
}

/* --- Legal Page --- */
.legal {
  padding: calc(var(--space-4xl) + 60px) 0 var(--space-3xl);
}

.legal__header {
  margin-bottom: var(--space-2xl);
}

.legal__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.legal__date {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
}

.legal__body {
  max-width: 800px;
}

.legal__body h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
  border-left: 3px solid var(--primary);
}

.legal__body p {
  color: var(--on-surface-variant);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.legal__body ul,
.legal__body ol {
  color: var(--on-surface-variant);
  margin: var(--space-md) 0;
  padding-left: var(--space-xl);
  line-height: 1.8;
}

.legal__body li {
  margin-bottom: var(--space-sm);
}

.legal__body strong {
  color: var(--on-surface);
}

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

/* --- Partner Form --- */
.partner-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--on-surface);
}

.partner-form input[type="text"],
.partner-form input[type="email"],
.partner-form input[type="url"],
.partner-form input[type="number"],
.partner-form select,
.partner-form textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius);
  color: var(--on-surface);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}

.partner-form input:focus,
.partner-form select:focus,
.partner-form textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.15);
}

.partner-form input::placeholder,
.partner-form textarea::placeholder {
  color: var(--outline-variant);
}

.partner-form textarea {
  min-height: 100px;
  resize: vertical;
}

.partner-form select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23CBD5E1' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.form-error {
  color: var(--error);
  font-size: 0.8rem;
}

/* --- Form Card --- */
.form-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.form-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-horizontal);
}

/* --- Form Animations --- */
@media (prefers-reduced-motion: no-preference) {
  .form-stagger {
    opacity: 0;
    transform: translateY(24px);
    animation: formSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: calc(var(--i, 0) * 0.12s);
  }

  .form-field-animate {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
    animation: formFieldIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: calc(0.3s + var(--field-i, 0) * 0.08s);
  }

  @keyframes formSlideUp {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes formFieldIn {
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }

  /* Input focus glow animation */
  .partner-form input:focus,
  .partner-form select:focus,
  .partner-form textarea:focus {
    animation: inputFocusGlow 0.3s ease forwards;
  }

  @keyframes inputFocusGlow {
    from {
      box-shadow: 0 0 0 0 rgba(129, 140, 248, 0);
    }
    to {
      box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.15);
    }
  }

  /* Submit button pulse on hover */
  .form-card .btn--gradient:hover {
    animation: btnPulse 0.4s ease;
  }

  @keyframes btnPulse {
    0% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-2px) scale(1.01); }
    100% { transform: translateY(-1px) scale(1); }
  }
}

/* --- Divider with gradient --- */
.divider {
  height: 1px;
  background: var(--gradient-horizontal);
  border: none;
  opacity: 0.3;
  margin: var(--space-2xl) 0;
}

/* --- Animations --- */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.6s ease forwards;
  }

  @keyframes fadeIn {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .fade-in:nth-child(2) { animation-delay: 0.1s; }
  .fade-in:nth-child(3) { animation-delay: 0.2s; }
  .fade-in:nth-child(4) { animation-delay: 0.3s; }
  .fade-in:nth-child(5) { animation-delay: 0.4s; }
  .fade-in:nth-child(6) { animation-delay: 0.5s; }
}