/* ─────────────────────────────────────────
   CLIPERIUM — CSS Custom Properties
   Kinetic Fragment Design System
───────────────────────────────────────── */
:root {
  --petrol-blue:    #001E34;
  --obsidian-blue:  #000204;
  --golden-ember:   #CF945B;
  --amber-light:    #FADF9E;
  --imperial-copper:#BC5C2B;
  --white:          #FFFFFF;
  --black:          #000000;

  --glass-bg:       rgba(0, 30, 52, 0.55);
  --glass-border:   rgba(207, 148, 91, 0.25);
  --glass-blur:     blur(18px);

  --gradient-hero:  linear-gradient(135deg, #000204 0%, #001020 50%, #001E34 100%);
  --gradient-gold:  linear-gradient(90deg, #BC5C2B 0%, #CF945B 40%, #FADF9E 70%, #CF945B 100%);
  --gradient-card:  linear-gradient(145deg, rgba(0,30,52,0.7) 0%, rgba(0,2,4,0.85) 100%);

  --font: 'Sora', system-ui, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─────────────────────────────────────────
   RESET & BASE
───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--obsidian-blue);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

/* ─────────────────────────────────────────
   KINETIC LINES — Subtle geometric overlay
───────────────────────────────────────── */
.kinetic-lines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.kinetic-lines::before,
.kinetic-lines::after {
  content: '';
  position: absolute;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(207,148,91,0.12), transparent);
}

.kinetic-lines::before { left: 33%; height: 100%; top: 0; }
.kinetic-lines::after  { right: 33%; height: 100%; top: 0; }

/* ─────────────────────────────────────────
   PARTICLE CANVAS
───────────────────────────────────────── */
#particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* ─────────────────────────────────────────
   HERO SECTION
───────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  overflow: hidden;
  padding: 80px 24px 60px;
  text-align: center;
}

/* Radial glow accent */
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(ellipse at center, rgba(207,148,91,0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  width: 100%;
}

/* ─────────────────────────────────────────
   COIN LOGO — Cliperium imperial coin
───────────────────────────────────────── */
.coin-logo {
  position: relative;
  width: clamp(88px, 16vw, 124px);
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: coin-float 5s ease-in-out infinite;
}

/* Radial glow halo behind the coin */
.coin-logo::before {
  content: '';
  position: absolute;
  inset: -25%;
  background: radial-gradient(circle at center, rgba(207,148,91,0.35) 0%, rgba(188,92,43,0.18) 35%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
  animation: coin-pulse 4s ease-in-out infinite;
}

.coin-logo img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 12px 32px rgba(0,0,0,0.55)) drop-shadow(0 0 24px rgba(207,148,91,0.3));
}

/* Rotating shine sweep over the coin */
.coin-logo::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: 50%;
  background: linear-gradient(115deg, transparent 35%, rgba(255,247,230,0.22) 48%, transparent 62%);
  mix-blend-mode: screen;
  pointer-events: none;
  animation: coin-shine 4.5s ease-in-out infinite;
}

@keyframes coin-float {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50%       { transform: translateY(-12px) rotate(1deg); }
}

@keyframes coin-pulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50%       { opacity: 1; transform: scale(1.06); }
}

@keyframes coin-shine {
  0%, 100% { transform: translateX(-15%); opacity: 0; }
  45%       { opacity: 1; }
  55%       { opacity: 1; }
  100%      { transform: translateX(15%); opacity: 0; }
}

/* CLIPERIUM wordmark — metallic gold gradient */
.logo-wordmark {
  font-size: clamp(15px, 3vw, 22px);
  font-weight: 700;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  background: var(--gradient-gold);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  line-height: 1;
  margin-bottom: 4px;
  padding-left: 0.42em;
  opacity: 0.92;
}

@keyframes shimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

/* Thin rule beneath logo */
.logo-rule {
  width: 90px;
  height: 1px;
  background: var(--gradient-gold);
  margin: 14px auto 28px;
  opacity: 0.5;
}

.hero-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--golden-ember);
  border: 1px solid rgba(207,148,91,0.35);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
  backdrop-filter: var(--glass-blur);
}

.hero-headline {
  font-size: clamp(40px, 8vw, 82px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--white);
  margin-bottom: 20px;
  text-shadow: 0 4px 40px rgba(0,0,0,0.5);
}

.hero-headline .lead {
  display: block;
  font-size: 0.42em;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.7);
  -webkit-text-fill-color: rgba(255,255,255,0.7);
  background: none;
  margin-bottom: 0.15em;
  text-shadow: none;
  animation: none;
}

.hero-headline span {
  background: var(--gradient-gold);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  filter: drop-shadow(0 0 28px rgba(207,148,91,0.35));
}

.hero-subheadline {
  font-size: clamp(18px, 3vw, 26px);
  font-weight: 300;
  color: var(--amber-light);
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}

.hero-desc {
  font-size: clamp(14px, 2vw, 17px);
  font-weight: 400;
  color: rgba(255,255,255,0.65);
  max-width: 560px;
  margin: 0 auto 44px;
  line-height: 1.75;
}

/* ─────────────────────────────────────────
   CTA BUTTON
───────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--imperial-copper);
  color: var(--white);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 16px 40px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 0 24px rgba(188,92,43,0.45), 0 4px 16px rgba(0,0,0,0.4);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.08) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 600ms ease;
}

.btn-primary:hover::after { transform: translateX(100%); }

.btn-primary:hover {
  background: var(--golden-ember);
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(207,148,91,0.5), 0 8px 24px rgba(0,0,0,0.4);
}

.btn-primary:active { transform: translateY(0); }

.btn-primary svg {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.btn-primary:hover svg { transform: translateX(4px); }

/* Scroll indicator */
.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0.4;
  z-index: 2;
  animation: bobble 2s ease-in-out infinite;
}

.scroll-hint span {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--golden-ember);
}

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

/* ─────────────────────────────────────────
   SECTION WRAPPER
───────────────────────────────────────── */
.section {
  position: relative;
  z-index: 2;
  padding: 80px 24px;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--golden-ember);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 16px;
  color: rgba(255,255,255,0.55);
  max-width: 540px;
  margin-bottom: 56px;
}

/* ─────────────────────────────────────────
   BENEFITS CARDS
───────────────────────────────────────── */
.benefits { background: var(--obsidian-blue); }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(207,148,91,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(207,148,91,0.5);
  box-shadow: 0 20px 48px rgba(0,0,0,0.4), 0 0 0 1px rgba(207,148,91,0.15);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(188,92,43,0.15);
  border: 1px solid rgba(207,148,91,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.card-icon svg { color: var(--golden-ember); }

.card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.card-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
}

/* Card accent bar */
.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-gold);
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover::after { opacity: 1; }

/* ─────────────────────────────────────────
   STATS STRIP
───────────────────────────────────────── */
.stats-strip {
  background: linear-gradient(90deg, rgba(188,92,43,0.12) 0%, rgba(207,148,91,0.08) 50%, rgba(188,92,43,0.12) 100%);
  border-top: 1px solid rgba(207,148,91,0.15);
  border-bottom: 1px solid rgba(207,148,91,0.15);
  padding: 48px 24px;
}

.stats-grid {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
  text-align: center;
}

.stat-number {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  background: var(--gradient-gold);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

/* ─────────────────────────────────────────
   FORM SECTION
───────────────────────────────────────── */
.form-section {
  background: linear-gradient(180deg, var(--obsidian-blue) 0%, var(--petrol-blue) 100%);
  padding: 100px 24px;
  position: relative;
}

.form-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(207,148,91,0.07) 0%, transparent 60%);
  pointer-events: none;
}

.form-wrap {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.form-title {
  font-size: clamp(22px, 4vw, 36px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.form-title span {
  background: var(--gradient-gold);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

.form-subtitle {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 40px;
}

.form-card {
  background: rgba(0, 30, 52, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: 0 32px 64px rgba(0,0,0,0.4), 0 0 0 1px rgba(207,148,91,0.08);
  text-align: left;
}

/* General (server) error banner */
.form-alert {
  background: rgba(239,68,68,0.12);
  border: 1px solid rgba(239,68,68,0.4);
  color: #FCA5A5;
  font-size: 13px;
  font-weight: 500;
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  text-align: center;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 8px;
}

.form-label .required {
  color: var(--golden-ember);
  margin-left: 2px;
}

.form-input,
.form-select {
  width: 100%;
  background: rgba(0, 2, 4, 0.7);
  border: 1px solid rgba(207,148,91,0.2);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 400;
  color: var(--white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  -webkit-appearance: none;
  appearance: none;
  min-height: 52px;
}

.form-input::placeholder { color: rgba(255,255,255,0.25); }

.form-input:focus,
.form-select:focus {
  border-color: var(--golden-ember);
  background: rgba(0, 2, 4, 0.9);
  box-shadow: 0 0 0 3px rgba(207,148,91,0.12);
}

.form-input.error { border-color: #EF4444; box-shadow: 0 0 0 3px rgba(239,68,68,0.12); }

.field-error {
  font-size: 12px;
  color: #F87171;
  margin-top: 6px;
  display: none;
}

.field-error.visible { display: block; }

/* Select wrapper with custom chevron */
.select-wrap { position: relative; }

.select-wrap::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid rgba(207,148,91,0.7);
  pointer-events: none;
}

.form-select { padding-right: 40px; cursor: pointer; }
.form-select option { background: #001E34; color: var(--white); }

/* Submit button */
.btn-submit {
  width: 100%;
  background: var(--imperial-copper);
  color: var(--white);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 18px 24px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  margin-top: 8px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 0 28px rgba(188,92,43,0.4), 0 4px 16px rgba(0,0,0,0.3);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 56px;
}

.btn-submit::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.1) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 600ms ease;
}

.btn-submit:hover::after { transform: translateX(100%); }

.btn-submit:hover {
  background: var(--golden-ember);
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(207,148,91,0.5), 0 8px 24px rgba(0,0,0,0.4);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-submit .spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}

@keyframes spin { to { transform: rotate(360deg); } }

.btn-submit.loading .spinner { display: block; }
.btn-submit.loading .btn-text { display: none; }

.form-privacy {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  text-align: center;
  margin-top: 16px;
  line-height: 1.6;
}

/* ─────────────────────────────────────────
   THANK YOU PAGE (standalone — obrigado.php)
───────────────────────────────────────── */
.ty-page {
  min-height: 100dvh;
  background: var(--gradient-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  text-align: center;
  flex-direction: column;
  position: relative;
  z-index: 2;
}

.ty-coin {
  width: clamp(110px, 22vw, 150px);
  margin-bottom: 20px;
}

.ty-logo {
  font-size: clamp(26px, 6vw, 44px);
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--gradient-gold);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  margin-bottom: 32px;
}

.ty-title {
  font-size: clamp(24px, 5vw, 40px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.ty-text {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  max-width: 480px;
  margin: 0 auto 40px;
  line-height: 1.75;
}

.btn-discord {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #5865F2;
  color: var(--white);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 18px 48px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 0 32px rgba(88,101,242,0.4), 0 4px 16px rgba(0,0,0,0.3);
  margin-bottom: 20px;
}

.btn-discord:hover {
  background: #4752C4;
  transform: translateY(-2px);
  box-shadow: 0 0 48px rgba(88,101,242,0.5), 0 8px 24px rgba(0,0,0,0.4);
}

.ty-subtext {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.05em;
}

/* ─────────────────────────────────────────
   FOOTER
───────────────────────────────────────── */
.footer {
  background: var(--obsidian-blue);
  border-top: 1px solid rgba(207,148,91,0.1);
  padding: 40px 24px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.footer-coin {
  width: 56px;
  height: auto;
  margin: 0 auto 14px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.5)) drop-shadow(0 0 10px rgba(207,148,91,0.25));
}

.footer-logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--gradient-gold);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  margin-bottom: 12px;
}

.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.08em;
}

/* ─────────────────────────────────────────
   FADE-IN ANIMATION
───────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in:nth-child(2) { transition-delay: 0.1s; }
.fade-in:nth-child(3) { transition-delay: 0.2s; }

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 600px) {
  .form-card { padding: 28px 20px; }
  .cards-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ─────────────────────────────────────────
   REDUCED MOTION
───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}