:root {
  --pink: #fe2c55;
  --pink-dark: #c41f3f;
  --cyan: #00f2ea;
  --gold: #ffd700;
  --bg: #080c14;
  --bg-card: rgba(15,23,42,0.6);
  --border: rgba(255,255,255,0.08);
  --text: #f0f4ff;
  --muted: rgba(255,255,255,0.4);
  --green: #00ff88;
  --blue: #00aaff;
  --grad-pink: linear-gradient(135deg, #fe2c55 0%, #ff6b9d 100%);
  --grad-tiktok: linear-gradient(135deg, #010101 0%, #1a1a2e 50%, #16213e 100%);
}

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

body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Animated Background */
.bg-animated {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}
.bg-blob {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.12; animation: blobFloat 8s ease-in-out infinite;
}
.blob1 { width: 500px; height: 500px; background: var(--pink); top: -10%; left: -10%; animation-delay: 0s; }
.blob2 { width: 400px; height: 400px; background: var(--cyan); top: 40%; right: -10%; animation-delay: 3s; }
.blob3 { width: 350px; height: 350px; background: #7c3aed; bottom: -10%; left: 30%; animation-delay: 6s; }

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 1; }

/* Header */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8,12,20,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 1.3rem; font-weight: 800; display: flex; align-items: center; gap: 10px; letter-spacing: -0.5px; }
.logo-accent { color: var(--pink); }
.nav-links { display: flex; gap: 20px; }
.nav-links a { color: var(--text); text-decoration: none; font-size: 0.9rem; opacity: 0.7; transition: opacity 0.2s; }
.nav-links a:hover { opacity: 1; }

/* Hero */
.hero { padding: 70px 0 50px; text-align: center; }
.hero-inner { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.hero-badge {
  background: rgba(254,44,85,0.15); border: 1px solid rgba(254,44,85,0.3);
  color: var(--pink); border-radius: 20px; padding: 6px 16px;
  font-size: 0.82rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 900; line-height: 1.1; letter-spacing: -1px; }
.gradient-text {
  background: linear-gradient(135deg, var(--pink) 0%, var(--cyan) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub { font-size: 1.05rem; color: var(--muted); line-height: 1.6; max-width: 560px; }
.hero-badges { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 6px; }
.badge { padding: 5px 14px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; display: flex; align-items: center; gap: 6px; }
.badge-green { background: rgba(0,255,136,0.12); border: 1px solid rgba(0,255,136,0.25); color: var(--green); }
.badge-blue { background: rgba(0,170,255,0.12); border: 1px solid rgba(0,170,255,0.25); color: var(--blue); }
.badge-pink { background: rgba(254,44,85,0.12); border: 1px solid rgba(254,44,85,0.25); color: var(--pink); }

/* How To */
.how-to { padding: 50px 0; }
.section-title { font-size: 1.8rem; font-weight: 800; text-align: center; margin-bottom: 32px; }
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.step-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 24px; text-align: center;
  backdrop-filter: blur(10px); position: relative;
  transition: transform 0.2s, border-color 0.2s;
}
.step-card:hover { transform: translateY(-4px); border-color: rgba(254,44,85,0.3); }
.step-num {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--grad-pink); color: #fff;
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 800;
}
.step-icon { font-size: 2rem; color: var(--cyan); margin-bottom: 12px; display: block; margin-top: 8px; }
.step-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: 0.82rem; color: var(--muted); line-height: 1.5; }

/* Shop */
.shop { padding: 40px 0 80px; }
.accounts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.loading-spinner { grid-column: 1/-1; text-align: center; padding: 60px; color: var(--muted); font-size: 1rem; }
.loading-spinner i { font-size: 2rem; color: var(--pink); margin-bottom: 12px; display: block; }

.account-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 20px; backdrop-filter: blur(10px);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  position: relative; overflow: hidden;
}
.account-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad-pink);
}
.account-card:hover { transform: translateY(-4px); border-color: rgba(254,44,85,0.3); box-shadow: 0 12px 40px rgba(254,44,85,0.1); }
.card-icon { font-size: 2.5rem; margin-bottom: 12px; }
.card-title { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.card-desc { font-size: 0.82rem; color: var(--muted); margin-bottom: 14px; line-height: 1.5; }
.card-price { font-size: 1.5rem; font-weight: 900; color: var(--pink); margin-bottom: 14px; }
.card-price span { font-size: 0.8rem; font-weight: 400; color: var(--muted); }
.card-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.card-tag { background: rgba(0,242,234,0.1); border: 1px solid rgba(0,242,234,0.2); color: var(--cyan); border-radius: 6px; padding: 3px 8px; font-size: 0.72rem; font-weight: 600; }

/* Buttons */
.btn-primary {
  background: var(--grad-pink); color: #fff;
  border: none; border-radius: 10px; padding: 12px 20px;
  font-family: 'Outfit', sans-serif; font-size: 0.95rem; font-weight: 700;
  cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  transition: opacity 0.2s, transform 0.15s;
}
.btn-primary:hover { opacity: 0.9; transform: scale(1.02); }
.btn-block { width: 100%; }
.btn-copy {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15);
  color: var(--text); border-radius: 7px; padding: 6px 10px; cursor: pointer;
  font-size: 0.85rem; transition: background 0.2s;
}
.btn-copy:hover { background: rgba(255,255,255,0.2); }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px); z-index: 1000;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal-box {
  background: #0e1220; border: 1px solid rgba(254,44,85,0.2);
  border-radius: 20px; padding: 30px; max-width: 460px; width: 100%;
  position: relative; max-height: 90vh; overflow-y: auto;
}
.modal-box h2 { font-size: 1.2rem; font-weight: 800; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border);
  color: var(--muted); border-radius: 50%; width: 32px; height: 32px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.modal-close:hover { background: rgba(254,44,85,0.2); color: var(--pink); }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 0.82rem; color: var(--muted); margin-bottom: 6px; font-weight: 600; }
.form-input {
  width: 100%; background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: 10px; padding: 11px 14px; color: var(--text);
  font-family: 'Outfit', sans-serif; font-size: 0.92rem;
  transition: border-color 0.2s;
}
.form-input:focus { outline: none; border-color: var(--pink); }

.price-display {
  background: rgba(254,44,85,0.08); border: 1px solid rgba(254,44,85,0.2);
  border-radius: 10px; padding: 12px 16px; margin-bottom: 16px;
  font-weight: 700; color: var(--pink); font-size: 1.1rem; text-align: center;
}

/* QR */
.qr-section { text-align: center; margin-bottom: 16px; }
.qr-label { font-size: 0.85rem; color: var(--muted); margin-bottom: 10px; }
.qr-wrap { background: white; border-radius: 12px; padding: 12px; display: inline-block; margin-bottom: 8px; }
.qr-amount { font-size: 1rem; font-weight: 700; color: var(--text); }

/* Upload */
.upload-area {
  display: block; border: 2px dashed rgba(254,44,85,0.3); border-radius: 12px;
  padding: 24px; text-align: center; cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  color: var(--muted); font-size: 0.88rem;
}
.upload-area:hover { border-color: var(--pink); background: rgba(254,44,85,0.05); }
.upload-area i { font-size: 1.8rem; color: var(--pink); display: block; margin-bottom: 8px; }

/* Success */
.success-box { text-align: center; padding: 10px 0; }
.success-icon { font-size: 3rem; color: var(--green); margin-bottom: 12px; display: block; }
.success-box h3 { font-size: 1.3rem; font-weight: 800; margin-bottom: 8px; }
.success-box p { color: var(--muted); font-size: 0.88rem; margin-bottom: 14px; }
.order-link-box {
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 14px; margin-bottom: 10px;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  word-break: break-all; font-size: 0.8rem; color: var(--cyan);
}
.hint { font-size: 0.78rem; color: var(--muted); }

/* OTP Page specific */
.otp-wrap {
  background: rgba(0,255,136,0.06); border: 2px solid rgba(0,255,136,0.3);
  border-radius: 16px; padding: 24px; text-align: center; margin: 20px 0;
}
.otp-code {
  font-size: 3rem; font-weight: 900; letter-spacing: 8px;
  color: var(--green); font-family: monospace;
  text-shadow: 0 0 20px rgba(0,255,136,0.4);
}
.otp-status { font-size: 0.82rem; color: var(--muted); margin-top: 8px; }

/* Credential box */
.cred-box {
  background: rgba(255,255,255,0.03); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px; margin-bottom: 10px;
}
.cred-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.cred-row:last-child { margin-bottom: 0; }
.cred-label { font-size: 0.75rem; color: var(--muted); font-weight: 600; text-transform: uppercase; }
.cred-value { font-size: 0.9rem; font-weight: 700; color: var(--text); word-break: break-all; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 30px 0; text-align: center; color: var(--muted); font-size: 0.88rem; }

/* Empty state */
.empty-state { grid-column: 1/-1; text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-state i { font-size: 3rem; margin-bottom: 16px; display: block; color: var(--pink); }

/* Admin specific */
.admin-header { background: rgba(8,12,20,0.9); border-bottom: 1px solid var(--border); padding: 16px 0; margin-bottom: 30px; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th { text-align: left; padding: 10px 12px; font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--border); }
.admin-table td { padding: 12px; font-size: 0.88rem; border-bottom: 1px solid rgba(255,255,255,0.04); vertical-align: middle; }
.admin-table tr:hover td { background: rgba(255,255,255,0.02); }
.status-badge { padding: 3px 10px; border-radius: 20px; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; }
.status-available { background: rgba(0,255,136,0.12); color: var(--green); border: 1px solid rgba(0,255,136,0.25); }
.status-sold { background: rgba(255,77,77,0.12); color: #ff4d4d; border: 1px solid rgba(255,77,77,0.25); }
.status-reserved { background: rgba(255,183,3,0.12); color: #ffb703; border: 1px solid rgba(255,183,3,0.25); }
.status-pending { background: rgba(255,183,3,0.12); color: #ffb703; border: 1px solid rgba(255,183,3,0.25); }
.status-confirmed { background: rgba(0,255,136,0.12); color: var(--green); border: 1px solid rgba(0,255,136,0.25); }
.tab-btn { padding: 10px 20px; background: transparent; border: 1px solid var(--border); color: var(--muted); border-radius: 8px; cursor: pointer; font-family: 'Outfit',sans-serif; font-size: 0.88rem; transition: all 0.2s; }
.tab-btn.active { background: var(--grad-pink); color: #fff; border-color: transparent; }

@media (max-width: 600px) {
  h1 { font-size: 1.8rem; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .accounts-grid { grid-template-columns: 1fr; }
}