/* ============================================================
   NAWALA CHECKER — ODIN Family · Alto's Odyssey Theme
   Sister product of ODIN. Dark mystical palette.
   ============================================================ */

:root {
    /* Dark base — night sky */
    --bg-body: #060c14;
    --bg-deep: #040810;
    --bg-card: #0e1620;
    --bg-card-hover: #142030;
    --bg-input: #0a121c;
    --bg-overlay: rgba(0,0,0,.6);

    /* Borders & dividers */
    --border: #1c2e3a;
    --border-subtle: #142028;
    --border-input: #243845;

    /* Text */
    --text-primary: #ecfdf7;
    --text-secondary: #93b3aa;
    --text-muted: #5d7d75;

    /* Accent — Alto teal/cyan glow (waterfall) */
    --accent: #5fe3c2;
    --accent-hover: #34c4a4;
    --accent-glow: rgba(95,227,194,.18);
    --accent-deep: #1fb8a0;

    /* Secondary — Warm gold (moon spotlight) */
    --gold: #f5d77a;
    --gold-hover: #e0c060;
    --gold-glow: rgba(245,215,122,.2);

    /* Status */
    --success: #4ade80;
    --success-bg: rgba(74,222,128,.12);
    --warning: #fbbf24;
    --warning-bg: rgba(251,191,36,.14);
    --danger: #f87171;
    --danger-bg: rgba(248,113,113,.14);
    --info: #a78bfa;
    --info-bg: rgba(167,139,250,.12);

    /* Shape & motion */
    --radius: 14px;
    --radius-sm: 10px;
    --radius-lg: 20px;
    --shadow: 0 8px 32px rgba(0,0,0,.45);
    --shadow-glow: 0 0 32px rgba(95,227,194,.2);
    --shadow-gold: 0 0 24px rgba(245,215,122,.25);
    --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition: .3s cubic-bezier(.4,0,.2,1);
}

/* ============= RESET ============= */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
    font-family:var(--font);
    background:var(--bg-body);
    color:var(--text-primary);
    line-height:1.6;
    min-height:100vh;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
}
a { color:var(--accent); text-decoration:none; transition:color var(--transition); }
a:hover { color:var(--accent-hover); }
img { max-width:100%; display:block; }
ul,ol { list-style:none; }
button,input,select,textarea { font-family:inherit; font-size:inherit; color:inherit; border:none; outline:none; background:none; }
button { cursor:pointer; }
table { border-collapse:collapse; width:100%; }

/* ============= UTIL ============= */
.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.text-center { text-align:center; }
.text-muted { color:var(--text-muted); }
.text-accent { color:var(--accent); }
.text-gold { color:var(--gold); }
.text-success { color:var(--success); }
.text-danger { color:var(--danger); }
.hidden { display:none!important; }
.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mt-5{margin-top:48px}
.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:32px}.mb-5{margin-bottom:48px}

/* ============= BUTTONS ============= */
.btn {
    display:inline-flex; align-items:center; justify-content:center; gap:10px;
    padding:12px 26px; border-radius:var(--radius-sm);
    font-weight:600; font-size:.95rem;
    transition:all var(--transition); white-space:nowrap;
    border:1px solid transparent;
    background:var(--accent); color:#04231d; cursor:pointer;
}
.btn:hover {
    background:var(--accent-hover); transform:translateY(-2px);
    box-shadow:var(--shadow-glow); color:#04231d;
}
.btn-gold {
    background:var(--gold); color:#3a2c0a;
}
.btn-gold:hover { background:var(--gold-hover); box-shadow:var(--shadow-gold); color:#3a2c0a; }
.btn-outline {
    background:transparent; border-color:var(--border); color:var(--text-primary);
}
.btn-outline:hover {
    border-color:var(--accent); color:var(--accent); background:var(--accent-glow);
}
.btn-ghost { background:transparent; color:var(--text-secondary); border:none; }
.btn-ghost:hover { color:var(--accent); background:var(--accent-glow); }
.btn-sm { padding:8px 16px; font-size:.85rem; }
.btn-lg { padding:16px 38px; font-size:1.05rem; }
.btn-block { width:100%; }

/* ============= BADGES ============= */
.badge {
    display:inline-flex; align-items:center; gap:5px;
    padding:4px 12px; border-radius:999px; font-size:.78rem; font-weight:600;
    border:1px solid transparent;
}
.badge-success { background:var(--success-bg); color:var(--success); border-color:rgba(74,222,128,.25); }
.badge-danger  { background:var(--danger-bg);  color:var(--danger);  border-color:rgba(248,113,113,.3); }
.badge-warning { background:var(--warning-bg); color:var(--warning); border-color:rgba(251,191,36,.25); }
.badge-info    { background:var(--info-bg);    color:var(--info);    border-color:rgba(167,139,250,.25); }
.badge-accent  { background:var(--accent-glow); color:var(--accent); border-color:rgba(95,227,194,.3); }
.badge-gold    { background:var(--gold-glow); color:var(--gold); border-color:rgba(245,215,122,.3); }

/* ============= FORM ============= */
.form-group { margin-bottom:20px; }
.form-label { display:block; margin-bottom:8px; font-weight:600; font-size:.88rem; color:var(--text-secondary); }
.form-control {
    width:100%; padding:14px 18px;
    background:var(--bg-input); border:1px solid var(--border-input);
    border-radius:var(--radius-sm); color:var(--text-primary);
    font-size:.95rem; line-height:1.5;
    transition:border-color var(--transition), box-shadow var(--transition);
    font-family:var(--font);
}
.form-control:focus {
    border-color:var(--accent);
    box-shadow:0 0 0 4px var(--accent-glow);
}
.form-control::placeholder { color:var(--text-muted); }
textarea.form-control { resize:vertical; min-height:140px; line-height:1.7; font-family:'JetBrains Mono', 'Courier New', monospace; font-size:.9rem; }
.form-text { font-size:.82rem; color:var(--text-muted); margin-top:6px; }

/* ============= CARD ============= */
.card {
    background:var(--bg-card);
    border:1px solid var(--border);
    border-radius:var(--radius);
    overflow:hidden;
    transition:border-color var(--transition);
}
.card:hover { border-color:var(--border-input); }
.card-header {
    display:flex; align-items:center; justify-content:space-between;
    padding:20px 26px; border-bottom:1px solid var(--border);
}
.card-title { font-size:1.05rem; font-weight:700; display:flex; align-items:center; gap:10px; }
.card-body { padding:26px; }
.card-footer { padding:18px 26px; border-top:1px solid var(--border); background:var(--bg-deep); }

/* ============= TABLES ============= */
.table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; border-radius:var(--radius-sm); border:1px solid var(--border); }
.table { width:100%; }
.table th {
    text-align:left; padding:14px 18px;
    font-size:.76rem; font-weight:700;
    color:var(--text-muted); text-transform:uppercase; letter-spacing:.6px;
    border-bottom:1px solid var(--border);
    background:var(--bg-deep);
}
.table td {
    padding:14px 18px;
    border-bottom:1px solid var(--border-subtle);
    font-size:.92rem; vertical-align:middle;
}
.table tbody tr { transition:background var(--transition); }
.table tbody tr:hover { background:var(--bg-card-hover); }
.table tbody tr:last-child td { border-bottom:none; }

/* ============= TOAST ============= */
.toast {
    position:fixed; bottom:28px; right:28px; z-index:9999;
    display:flex; align-items:center; gap:12px;
    padding:16px 24px; border-radius:var(--radius-sm);
    background:var(--bg-card); border:1px solid var(--border);
    box-shadow:var(--shadow);
    transform:translateY(140%); opacity:0;
    transition:all .45s cubic-bezier(.4,0,.2,1);
    max-width:420px;
}
.toast.show { transform:translateY(0); opacity:1; }
.toast.success { border-color:var(--success); }
.toast.error { border-color:var(--danger); }
.toast.success .toast-icon { color:var(--success); }
.toast.error .toast-icon { color:var(--danger); }
.toast-text { font-size:.92rem; }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position:fixed; top:0; left:0; right:0; z-index:100;
    padding:18px 0; transition:all var(--transition);
}
.navbar.scrolled {
    background:rgba(6,12,20,.85); backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
    border-bottom:1px solid var(--border); padding:12px 0;
}
.navbar-container {
    max-width:1200px; margin:0 auto; padding:0 24px;
    display:flex; align-items:center; justify-content:space-between;
}
.logo {
    display:flex; align-items:center; gap:12px;
    font-size:1.3rem; font-weight:800;
    color:var(--text-primary); letter-spacing:.3px;
}
.logo:hover { color:var(--text-primary); }
.logo-mark {
    width:36px; height:36px; display:block;
    filter:drop-shadow(0 4px 14px rgba(95,227,194,.35));
    transition:transform var(--transition);
}
.logo:hover .logo-mark { transform:rotate(-6deg) scale(1.05); }
.logo-wordmark { display:flex; flex-direction:column; line-height:1; }
.logo-text { background:linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 100%); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.logo-sub { font-size:.62rem; font-weight:600; letter-spacing:4px; color:var(--accent); margin-top:3px; opacity:.85; }
/* legacy fallback for any remaining .logo-icon usages */
.logo-icon {
    width:42px; height:42px; border-radius:11px;
    background:linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 50%, var(--gold) 130%);
    display:flex; align-items:center; justify-content:center;
    color:#04231d; font-size:1.05rem;
    box-shadow:0 4px 16px rgba(95,227,194,.35);
}
.nav-links { display:flex; align-items:center; gap:6px; }
.nav-link {
    padding:9px 18px; border-radius:var(--radius-sm);
    color:var(--text-secondary); font-weight:500; font-size:.94rem;
    transition:all var(--transition);
}
.nav-link:hover, .nav-link.active {
    color:var(--accent); background:var(--accent-glow);
}
.nav-actions { display:flex; align-items:center; gap:12px; }
.nav-mobile-toggle {
    display:none; width:38px; height:38px; border-radius:10px;
    border:1px solid var(--border); background:var(--bg-card);
    color:var(--text-primary); font-size:1.1rem;
}

/* ============================================================
   HERO — Alto's Odyssey scene
   ============================================================ */
.hero {
    position:relative; min-height:100vh;
    padding:120px 0 80px;
    display:flex; align-items:center; justify-content:center;
    overflow:hidden;
    background:
        radial-gradient(circle at 50% 30%, rgba(95,227,194,.12) 0%, transparent 50%),
        radial-gradient(circle at 50% 35%, rgba(245,215,122,.18) 0%, transparent 25%),
        linear-gradient(180deg, #060c14 0%, #0a1620 40%, #06121b 70%, #040810 100%);
}
.hero::before {
    content:""; position:absolute; inset:0;
    background:
        radial-gradient(ellipse at 50% 90%, rgba(95,227,194,.08) 0%, transparent 60%),
        repeating-linear-gradient(0deg, transparent 0%, rgba(255,255,255,.015) 2px, transparent 4px);
    pointer-events:none;
}

/* Moon */
.hero-moon {
    position:absolute; top:18%; left:50%; transform:translateX(-50%);
    width:110px; height:110px; border-radius:50%;
    background:radial-gradient(circle at 35% 35%, #fff7d0 0%, #f5d77a 40%, rgba(245,215,122,.4) 80%);
    box-shadow:
        0 0 40px rgba(245,215,122,.35),
        0 0 100px rgba(245,215,122,.2),
        0 0 200px rgba(95,227,194,.15);
    animation:moonFloat 8s ease-in-out infinite;
    z-index:1;
}
@keyframes moonFloat {
    0%,100% { transform:translateX(-50%) translateY(0); }
    50% { transform:translateX(-50%) translateY(-12px); }
}

/* Mountain layers SVG */
.hero-mountains {
    position:absolute; bottom:0; left:0; right:0;
    height:55%;
    pointer-events:none; z-index:2;
}
.hero-mountains svg { width:100%; height:100%; display:block; }

/* Fog overlay */
.hero-fog {
    position:absolute; left:0; right:0; bottom:0; height:45%;
    background:linear-gradient(180deg, transparent 0%, rgba(95,227,194,.06) 40%, rgba(6,12,20,.7) 100%);
    pointer-events:none; z-index:3;
}

/* Floating particles */
.particle {
    position:absolute; width:3px; height:3px; border-radius:50%;
    background:var(--accent); opacity:.6;
    animation:floatUp linear infinite;
    pointer-events:none; z-index:2;
}
@keyframes floatUp {
    0% { transform:translateY(0); opacity:0; }
    20% { opacity:.7; }
    80% { opacity:.4; }
    100% { transform:translateY(-100vh); opacity:0; }
}

.hero-content {
    position:relative; z-index:10;
    text-align:center; max-width:780px;
    padding:0 24px;
}
.hero-badge {
    display:inline-flex; align-items:center; gap:8px;
    padding:8px 18px; border-radius:999px;
    background:rgba(95,227,194,.08);
    border:1px solid rgba(95,227,194,.2);
    font-size:.82rem; font-weight:600; color:var(--accent);
    margin-bottom:24px; backdrop-filter:blur(10px);
}
.hero-badge i { color:var(--gold); }
.hero-title {
    font-size:clamp(2.4rem, 5.5vw, 4.4rem);
    font-weight:800; line-height:1.1; letter-spacing:-1px;
    margin-bottom:20px;
    background:linear-gradient(135deg, #ecfdf7 0%, #5fe3c2 50%, #f5d77a 100%);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
    text-shadow:0 0 80px rgba(95,227,194,.15);
}
.hero-title .accent { color:var(--gold); -webkit-text-fill-color:var(--gold); }
.hero-subtitle {
    font-size:clamp(1rem, 1.6vw, 1.2rem);
    color:var(--text-secondary); max-width:600px; margin:0 auto 40px;
    line-height:1.7;
}
.hero-stats {
    display:flex; gap:36px; justify-content:center; flex-wrap:wrap;
    margin-top:48px; padding-top:40px;
    border-top:1px solid rgba(95,227,194,.15);
}
.hero-stat { text-align:center; }
.hero-stat-value {
    font-size:2rem; font-weight:800;
    background:linear-gradient(135deg, var(--accent), var(--gold));
    -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
    margin-bottom:4px;
}
.hero-stat-label {
    font-size:.78rem; color:var(--text-muted);
    text-transform:uppercase; letter-spacing:1.2px;
}
.hero-cta { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

/* Scroll cue */
.scroll-cue {
    position:absolute; bottom:30px; left:50%; transform:translateX(-50%);
    color:var(--text-muted); font-size:.78rem; letter-spacing:2px;
    animation:bounceY 2.4s ease-in-out infinite;
    z-index:5; text-transform:uppercase; font-weight:600;
}
@keyframes bounceY {
    0%,100% { transform:translateX(-50%) translateY(0); opacity:.4; }
    50% { transform:translateX(-50%) translateY(8px); opacity:.9; }
}

/* ============================================================
   CHECKER SECTION
   ============================================================ */
.checker-section {
    position:relative; padding:80px 0;
    background:var(--bg-body);
}
.section-header { text-align:center; margin-bottom:48px; }
.section-eyebrow {
    display:inline-block; font-size:.82rem; font-weight:700;
    color:var(--accent); text-transform:uppercase; letter-spacing:2px;
    margin-bottom:12px;
}
.section-title {
    font-size:clamp(1.8rem, 3.2vw, 2.6rem);
    font-weight:800; line-height:1.2; margin-bottom:14px;
}
.section-subtitle {
    font-size:1.05rem; color:var(--text-secondary);
    max-width:580px; margin:0 auto;
}

.checker-card {
    max-width:880px; margin:0 auto;
    background:linear-gradient(180deg, rgba(14,22,32,.8) 0%, rgba(14,22,32,.95) 100%);
    border:1px solid var(--border);
    border-radius:var(--radius-lg);
    overflow:hidden;
    box-shadow:var(--shadow), 0 0 80px rgba(95,227,194,.05);
    backdrop-filter:blur(20px);
    position:relative;
}
.checker-card::before {
    content:""; position:absolute; inset:0; pointer-events:none;
    background:linear-gradient(135deg, rgba(95,227,194,.04) 0%, transparent 50%, rgba(245,215,122,.03) 100%);
}
.checker-card-inner { position:relative; padding:36px; }

.input-row { position:relative; }
.input-counter {
    position:absolute; right:14px; bottom:14px;
    font-size:.78rem; color:var(--text-muted);
    background:var(--bg-deep); padding:4px 10px; border-radius:6px;
    border:1px solid var(--border);
}
.input-actions {
    display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin-top:18px;
}
.input-actions .meta { color:var(--text-muted); font-size:.85rem; margin-right:auto; display:flex; align-items:center; gap:6px; }

/* Loading state */
.spinner {
    display:inline-block; width:18px; height:18px;
    border:2.5px solid rgba(95,227,194,.2);
    border-top-color:var(--accent);
    border-radius:50%; animation:spin .9s linear infinite;
}
@keyframes spin { to { transform:rotate(360deg); } }

/* Status pill on result */
.status-pill {
    display:inline-flex; align-items:center; gap:6px;
    padding:5px 12px; border-radius:999px;
    font-size:.78rem; font-weight:700;
    border:1px solid transparent;
}
.status-pill .dot {
    width:8px; height:8px; border-radius:50%;
}
.status-blocked { background:var(--danger-bg); color:var(--danger); border-color:rgba(248,113,113,.3); }
.status-blocked .dot { background:var(--danger); box-shadow:0 0 8px var(--danger); }
.status-safe    { background:var(--success-bg); color:var(--success); border-color:rgba(74,222,128,.3); }
.status-safe .dot { background:var(--success); box-shadow:0 0 8px var(--success); }
.status-unknown { background:var(--warning-bg); color:var(--warning); border-color:rgba(251,191,36,.3); }
.status-unknown .dot { background:var(--warning); box-shadow:0 0 8px var(--warning); }

/* Summary chips */
.summary-grid {
    display:grid; grid-template-columns:repeat(auto-fit, minmax(160px, 1fr));
    gap:14px; margin:0 0 24px;
}
.summary-chip {
    background:var(--bg-deep); border:1px solid var(--border);
    border-radius:var(--radius-sm); padding:18px 20px;
    display:flex; align-items:center; gap:14px;
}
.summary-icon {
    width:42px; height:42px; border-radius:11px;
    display:flex; align-items:center; justify-content:center;
    font-size:1rem; flex-shrink:0;
}
.summary-icon.total    { background:var(--accent-glow); color:var(--accent); }
.summary-icon.blocked  { background:var(--danger-bg); color:var(--danger); }
.summary-icon.safe     { background:var(--success-bg); color:var(--success); }
.summary-icon.unknown  { background:var(--warning-bg); color:var(--warning); }
.summary-info { flex:1; min-width:0; }
.summary-label { font-size:.74rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:.6px; margin-bottom:2px; }
.summary-value { font-size:1.5rem; font-weight:800; line-height:1; }

/* ============================================================
   FEATURES SECTION
   ============================================================ */
.features-section {
    padding:100px 0; position:relative;
    background:linear-gradient(180deg, var(--bg-body) 0%, var(--bg-deep) 100%);
    border-top:1px solid var(--border-subtle);
}
.features-grid {
    display:grid; grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));
    gap:24px; max-width:1100px; margin:0 auto;
}
.feature-card {
    background:var(--bg-card); border:1px solid var(--border);
    border-radius:var(--radius); padding:32px 28px;
    transition:all var(--transition);
    position:relative; overflow:hidden;
}
.feature-card::after {
    content:""; position:absolute; top:0; left:0; right:0; height:2px;
    background:linear-gradient(90deg, var(--accent), var(--gold));
    transform:scaleX(0); transform-origin:left; transition:transform .4s ease;
}
.feature-card:hover {
    border-color:var(--accent); transform:translateY(-4px);
    box-shadow:var(--shadow), 0 0 24px rgba(95,227,194,.1);
}
.feature-card:hover::after { transform:scaleX(1); }
.feature-icon {
    width:54px; height:54px; border-radius:14px;
    background:linear-gradient(135deg, var(--accent-glow), rgba(245,215,122,.1));
    border:1px solid rgba(95,227,194,.25);
    display:flex; align-items:center; justify-content:center;
    color:var(--accent); font-size:1.3rem;
    margin-bottom:18px;
}
.feature-title { font-size:1.15rem; font-weight:700; margin-bottom:10px; }
.feature-desc { color:var(--text-secondary); font-size:.94rem; line-height:1.65; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background:var(--bg-deep);
    border-top:1px solid var(--border-subtle);
    padding:40px 0 32px;
}
.footer-content {
    max-width:1200px; margin:0 auto; padding:0 24px;
    display:flex; flex-wrap:wrap; gap:18px;
    align-items:center; justify-content:space-between;
}
.footer-copy { color:var(--text-muted); font-size:.88rem; display:flex; align-items:center; gap:10px; flex-wrap:wrap; }
.footer-copy .sep { color:var(--border); }
.footer-links { display:flex; gap:6px; flex-wrap:wrap; }
.footer-link {
    padding:6px 12px; border-radius:8px;
    color:var(--text-secondary); font-size:.86rem;
    transition:all var(--transition);
}
.footer-link:hover { color:var(--accent); background:var(--accent-glow); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:880px) {
    .nav-links { display:none; }
    .nav-mobile-toggle { display:inline-flex; align-items:center; justify-content:center; }
    .nav-links.open {
        display:flex; flex-direction:column; align-items:stretch; gap:4px;
        position:absolute; top:100%; left:24px; right:24px;
        background:var(--bg-card); border:1px solid var(--border);
        border-radius:var(--radius); padding:12px; margin-top:10px;
        box-shadow:var(--shadow);
    }
    .nav-link { padding:12px 16px; }

    .hero { padding:100px 0 60px; min-height:auto; }
    .hero-moon { width:80px; height:80px; top:14%; }
    .hero-stats { gap:20px; padding-top:24px; margin-top:32px; }
    .hero-stat-value { font-size:1.5rem; }

    .checker-section { padding:48px 0; }
    .checker-card-inner { padding:24px 22px; }
    .features-section { padding:64px 0; }

    .footer-content { flex-direction:column; text-align:center; }
}

/* === Tiny moon-stars on top === */
.stars {
    position:absolute; inset:0; overflow:hidden; pointer-events:none; z-index:0;
}
.star {
    position:absolute; width:2px; height:2px; border-radius:50%;
    background:#fff; opacity:0; animation:twinkle 4s ease-in-out infinite;
}
@keyframes twinkle {
    0%,100% { opacity:0; transform:scale(.6); }
    50% { opacity:.9; transform:scale(1); }
}