/* ============================================================
   base.css  –  Shared styles across all pages
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap");

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

/* === CSS VARIABLES === */
:root {
  --bg: #0a0a0f;
  --surface: #111118;
  --card: #16161f;
  --border: #2a2a3a;
  --accent: #6c63ff;
  --accent2: #ff6b9d;
  --accent3: #00d4aa;
  --text: #f0f0f5;
  --text-muted: #8888aa;
  --error: #ff4d6d;
  --success: #00d4aa;
  --radius: 16px;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
}

/* === BASE BODY === */
html {
  scroll-behavior: smooth;
}

body {
  font-family: "DM Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-x: hidden;
}

/* === BACKGROUND EFFECTS === */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(108, 99, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 99, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  pointer-events: none;
}

/* === PAGE WRAPPER & CARD === */
.page-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 600px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 48px 44px;
  box-shadow: var(--shadow);
  animation: cardIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(32px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* === BRAND === */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
}
.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
}
.brand-name {
  font-family: "Syne", sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text);
}
.brand-tag {
  font-size: 0.7rem;
  color: var(--accent);
  background: rgba(108, 99, 255, 0.12);
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid rgba(108, 99, 255, 0.25);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* === HEADINGS === */
.card h1 {
  font-family: "Syne", sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 6px;
}
.card h1 span {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 32px;
  font-weight: 300;
}

/* === ALERT === */
.alert {
  display: none;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 0.875rem;
  margin-bottom: 18px;
  animation: cardIn 0.3s ease;
}
.alert.show {
  display: flex;
  align-items: center;
  gap: 8px;
}
.alert-error {
  background: rgba(255, 77, 109, 0.1);
  border: 1px solid rgba(255, 77, 109, 0.25);
  color: #ff8fa3;
}
.alert-success {
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.25);
  color: var(--success);
}

/* === RESPONSIVE === */
@media (max-width: 520px) {
  .card {
    padding: 36px 24px;
  }
  .card h1 {
    font-size: 1.7rem;
  }
}