/* BookPing design tokens — dark theme matching brand */
:root {
  --green: #25D366;
  --green-dark: #128C7E;
  --dark: #0a0a0a;
  --dark-card: #141414;
  --dark-border: #222;
  --text: #e8e8e8;
  --text-muted: #888;
  --accent-glow: rgba(37, 211, 102, 0.15);
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--dark);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; }

/* Noise overlay */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }

/* NAV */
nav { padding: 28px 0; display: flex; align-items: center; justify-content: space-between; }
.logo { font-family: 'Space Grotesk', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--text); text-decoration: none; display: flex; align-items: center; gap: 10px; }
.logo-dot { width: 10px; height: 10px; background: var(--green); border-radius: 50%; display: inline-block; }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.btn-primary { background: var(--green); color: #000; border: none; padding: 10px 20px; border-radius: 8px; font-weight: 600; cursor: pointer; font-size: 0.9rem; text-decoration: none; display: inline-block; transition: opacity 0.2s; font-family: inherit; }
.btn-primary:hover { opacity: 0.85; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--dark-border); padding: 10px 20px; border-radius: 8px; font-weight: 500; cursor: pointer; font-size: 0.9rem; text-decoration: none; display: inline-block; transition: border-color 0.2s; font-family: inherit; }
.btn-ghost:hover { border-color: var(--green); color: var(--green); }

/* HERO */
.hero { padding: 80px 0 60px; text-align: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--accent-glow); border: 1px solid rgba(37,211,102,0.3); border-radius: 20px; padding: 6px 14px; font-size: 0.8rem; color: var(--green); margin-bottom: 28px; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; line-height: 1.1; margin-bottom: 20px; }
.hero h1 span { color: var(--green); }
.hero p { color: var(--text-muted); font-size: 1.1rem; max-width: 560px; margin: 0 auto 36px; line-height: 1.6; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* PHONE MOCKUP */
.phone-mockup { display: flex; justify-content: center; padding: 60px 0 40px; }
.phone { width: 320px; background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: 32px; overflow: hidden; box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04); }
.phone-header { background: var(--green-dark); padding: 16px 20px; display: flex; align-items: center; gap: 12px; }
.phone-avatar { width: 40px; height: 40px; background: var(--green); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1rem; color: #000; flex-shrink: 0; }
.phone-info h4 { font-size: 0.95rem; color: #fff; margin: 0; }
.phone-info p { font-size: 0.75rem; color: rgba(255,255,255,0.7); margin: 0; }
.phone-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; min-height: 300px; background: #0d1117; }
.msg { max-width: 82%; padding: 10px 14px; border-radius: 14px; font-size: 0.85rem; line-height: 1.5; }
.msg.received { background: var(--dark-card); border: 1px solid var(--dark-border); color: var(--text); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg.sent { background: var(--green-dark); color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; }
.msg .time { font-size: 0.7rem; opacity: 0.6; margin-top: 4px; display: block; text-align: right; }
.chip-row { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 16px 16px; }
.chip { background: transparent; border: 1px solid var(--green); color: var(--green); padding: 6px 12px; border-radius: 20px; font-size: 0.78rem; cursor: pointer; transition: background 0.15s; font-family: inherit; }
.chip:hover { background: var(--accent-glow); }

/* FEATURES */
.features { padding: 80px 0; }
.section-label { font-size: 0.8rem; color: var(--green); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 12px; }
.features h2 { font-size: 2.2rem; margin-bottom: 48px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.feature-card { background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: 16px; padding: 28px; transition: border-color 0.2s; }
.feature-card:hover { border-color: rgba(37,211,102,0.4); }
.feature-icon { width: 44px; height: 44px; background: var(--accent-glow); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: 16px; }
.feature-card h3 { font-size: 1rem; margin-bottom: 8px; }
.feature-card p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.6; }

/* CTA */
.cta-section { padding: 80px 0; text-align: center; }
.cta-box { background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: 20px; padding: 60px 40px; max-width: 600px; margin: 0 auto; }
.cta-box h2 { font-size: 2rem; margin-bottom: 16px; }
.cta-box p { color: var(--text-muted); margin-bottom: 32px; }

/* FOOTER */
footer { border-top: 1px solid var(--dark-border); padding: 32px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
footer p { color: var(--text-muted); font-size: 0.85rem; }
footer a { color: var(--text-muted); text-decoration: none; }
footer a:hover { color: var(--green); }

/* CHAT PAGE */
.chat-page { min-height: 100vh; display: flex; flex-direction: column; align-items: center; padding: 40px 24px; }
.chat-wrap { width: 100%; max-width: 520px; display: flex; flex-direction: column; height: calc(100vh - 80px); }
.chat-header { background: var(--green-dark); padding: 16px 20px; border-radius: 16px 16px 0 0; display: flex; align-items: center; gap: 14px; }
.chat-header .avatar { width: 44px; height: 44px; background: var(--green); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.1rem; color: #000; flex-shrink: 0; }
.chat-header .info h4 { color: #fff; margin: 0; font-size: 1rem; }
.chat-header .info p { color: rgba(255,255,255,0.7); margin: 0; font-size: 0.78rem; }
.chat-messages { flex: 1; overflow-y: auto; padding: 20px; background: #0d1117; border: 1px solid var(--dark-border); border-top: none; border-bottom: none; display: flex; flex-direction: column; gap: 10px; }
.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--dark-border); border-radius: 2px; }
.chat-input-area { background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: 0 0 16px 16px; padding: 16px; }
.chat-suggestions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.chat-suggestions .chip { font-size: 0.82rem; }
.chat-input-row { display: flex; gap: 10px; }
.chat-input { flex: 1; background: var(--dark); border: 1px solid var(--dark-border); color: var(--text); padding: 12px 16px; border-radius: 12px; font-family: inherit; font-size: 0.9rem; outline: none; transition: border-color 0.2s; }
.chat-input:focus { border-color: var(--green); }
.chat-send-btn { background: var(--green); border: none; color: #000; width: 44px; height: 44px; border-radius: 12px; cursor: pointer; display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: opacity 0.2s; font-size: 1.1rem; }
.chat-send-btn:hover { opacity: 0.85; }
.typing-indicator { display: flex; gap: 4px; align-items: center; padding: 12px 16px; }
.typing-indicator span { width: 7px; height: 7px; background: var(--text-muted); border-radius: 50%; animation: bounce 1.2s infinite; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
@keyframes bounce { 0%,60%,100% { transform: translateY(0); } 30% { transform: translateY(-6px); } }

/* ADMIN */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar { width: 220px; background: var(--dark-card); border-right: 1px solid var(--dark-border); padding: 24px 0; flex-shrink: 0; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.admin-sidebar .logo { padding: 0 20px 24px; font-size: 1.2rem; }
.sidebar-nav a { display: flex; align-items: center; gap: 10px; padding: 12px 20px; color: var(--text-muted); text-decoration: none; font-size: 0.88rem; transition: background 0.15s, color 0.15s; }
.sidebar-nav a:hover, .sidebar-nav a.active { background: var(--accent-glow); color: var(--green); }
.admin-main { flex: 1; padding: 32px; overflow-y: auto; }
.admin-main h2 { font-size: 1.6rem; margin-bottom: 24px; }
.card { background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: 12px; padding: 24px; margin-bottom: 20px; }
.card h3 { font-size: 1rem; margin-bottom: 16px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.78rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.form-group label { font-size: 0.82rem; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea { background: var(--dark); border: 1px solid var(--dark-border); color: var(--text); padding: 10px 12px; border-radius: 8px; font-family: inherit; font-size: 0.9rem; outline: none; transition: border-color 0.2s; }
.form-group input:focus, .form-group select:focus { border-color: var(--green); }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; padding: 10px 12px; font-size: 0.78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; border-bottom: 1px solid var(--dark-border); }
.table td { padding: 12px 12px; border-bottom: 1px solid rgba(34,34,34,0.5); font-size: 0.9rem; }
.table tr:last-child td { border-bottom: none; }
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; }
.badge-green { background: rgba(37,211,102,0.15); color: var(--green); }
.badge-red { background: rgba(255,80,80,0.15); color: #ff5050; }
.badge-yellow { background: rgba(255,200,80,0.15); color: #ffc850; }
.badge-muted { background: var(--dark); color: var(--text-muted); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: 12px; padding: 20px; }
.stat-card .label { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 8px; }
.stat-card .value { font-size: 1.8rem; font-weight: 700; font-family: 'Space Grotesk', sans-serif; }
.stat-card .value.green { color: var(--green); }
.action-row { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.btn-sm { padding: 6px 14px; font-size: 0.82rem; border-radius: 6px; border: none; cursor: pointer; font-family: inherit; font-weight: 600; }
.btn-sm.green { background: var(--green); color: #000; }
.btn-sm.red { background: rgba(255,80,80,0.15); color: #ff5050; border: 1px solid rgba(255,80,80,0.3); }
.btn-sm.ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--dark-border); }
.btn-sm.ghost:hover { border-color: var(--green); color: var(--green); }
.hours-grid { display: grid; gap: 10px; }
.hours-row { display: flex; align-items: center; gap: 12px; background: var(--dark); border: 1px solid var(--dark-border); border-radius: 8px; padding: 12px 16px; }
.hours-row .day-label { width: 90px; font-size: 0.88rem; font-weight: 600; }
.hours-row input[type=time] { background: var(--dark-card); border: 1px solid var(--dark-border); color: var(--text); padding: 6px 10px; border-radius: 6px; font-family: inherit; font-size: 0.85rem; outline: none; }
.hours-row input[type=checkbox] { accent-color: var(--green); width: 16px; height: 16px; }
.closed-label { font-size: 0.82rem; color: var(--text-muted); }
.tab-bar { display: flex; gap: 4px; margin-bottom: 24px; border-bottom: 1px solid var(--dark-border); }
.tab-btn { padding: 10px 18px; background: none; border: none; color: var(--text-muted); font-family: inherit; font-size: 0.88rem; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; transition: color 0.2s, border-color 0.2s; }
.tab-btn.active { color: var(--green); border-bottom-color: var(--green); }
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.7); z-index: 1000; align-items: center; justify-content: center; }
.modal-overlay.open { display: flex; }
.modal { background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: 16px; padding: 28px; width: 100%; max-width: 440px; position: relative; }
.modal h3 { margin-bottom: 20px; }
.modal-close { position: absolute; top: 16px; right: 16px; background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 1.2rem; }
.toast { position: fixed; bottom: 24px; right: 24px; background: var(--dark-card); border: 1px solid var(--green); color: var(--text); padding: 12px 20px; border-radius: 10px; font-size: 0.88rem; z-index: 2000; opacity: 0; transform: translateY(10px); transition: opacity 0.3s, transform 0.3s; pointer-events: none; }
.toast.show { opacity: 1; transform: translateY(0); }
@media (max-width: 700px) {
  .admin-sidebar { display: none; }
  .form-row { grid-template-columns: 1fr; }
}

/* ─── PayPal payment panel ────────────────────────────────────────────────── */
.paypal-sandbox-badge {
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(37,211,102,0.06);
  border: 1px solid rgba(37,211,102,0.2);
  border-radius: 6px;
  padding: 6px 10px;
  margin-bottom: 10px;
  text-align: center;
}
/* Ensure PayPal's iframe renders cleanly inside our dark chat UI */
#paypal-button-container { min-height: 48px; }
#paypal-button-container .paypal-buttons { border-radius: 8px; overflow: hidden; }