/* SEPS Glass Design System — Apple Liquid Glass Aesthetic */

/* Foundation */
:root {
    --glass-bg: rgba(255,255,255,0.03);
    --glass-bg-hover: rgba(255,255,255,0.06);
    --glass-border: rgba(255,255,255,0.08);
    --glass-border-hover: rgba(255,255,255,0.14);
    --glass-blur: blur(40px) saturate(1.4);
    --glass-radius: 16px;
    --glass-radius-lg: 24px;
    --glass-shadow: 0 8px 32px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05);
    --glass-shadow-hover: 0 12px 48px rgba(0,0,0,0.4), 0 0 30px rgba(255,107,53,0.04);
    --accent: #FF6B35;
    --accent-dim: rgba(255,107,53,0.7);
    --accent-glow: rgba(255,107,53,0.15);
    --bg-primary: #232f3e;
    --bg-surface: #2a3a4e;
    --text-primary: rgba(255,255,255,0.95);
    --text-secondary: rgba(255,255,255,0.7);
    --text-tertiary: rgba(255,255,255,0.5);
    --text-muted: rgba(255,255,255,0.3);
}

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

body {
    font-family: -apple-system, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Ambient background — static gradient on body, no pseudo-element */

/* Nav bar */
.nav-glass {
    background: rgba(35,47,62,0.9);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 14px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-glass .brand {
    color: var(--accent);
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
}
.nav-glass .links { display: flex; gap: 18px; align-items: center; }
.nav-glass .links a {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 12px;
    font-weight: 300;
    transition: color 0.3s;
}
.nav-glass .links a:hover { color: var(--text-primary); }
.nav-glass .links a.active { color: var(--accent); }

/* Header */
.header-glass {
    background: linear-gradient(135deg, rgba(13,13,17,0.9) 0%, rgba(0,48,73,0.3) 100%);
    backdrop-filter: blur(20px);
    padding: 48px 24px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.header-glass h1 {
    font-size: 28px;
    font-weight: 200;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}
.header-glass p {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* Cards */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius);
    box-shadow: var(--glass-shadow);
    padding: 24px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.card-glass:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    box-shadow: var(--glass-shadow-hover);
    transform: translateY(-2px);
}

/* Buttons */
.btn-glass {
    padding: 14px 28px;
    background: linear-gradient(135deg, rgba(255,107,53,0.2), rgba(208,74,2,0.3));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: white;
    border: 1px solid rgba(255,107,53,0.3);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 20px rgba(255,107,53,0.15), inset 0 1px 0 rgba(255,255,255,0.08);
}
.btn-glass:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, rgba(255,107,53,0.35), rgba(208,74,2,0.45));
    border-color: rgba(255,107,53,0.5);
    box-shadow: 0 8px 32px rgba(255,107,53,0.25), inset 0 1px 0 rgba(255,255,255,0.1), 0 0 40px rgba(255,107,53,0.08);
}
.btn-glass:disabled {
    opacity: 0.5;
    cursor: wait;
    transform: none;
}

.btn-glass-secondary {
    padding: 10px 20px;
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(20px);
    color: var(--text-secondary);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s;
}
.btn-glass-secondary:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.15);
    color: var(--text-primary);
}

/* Form inputs */
.input-glass {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    font-size: 14px;
    color: var(--text-primary);
    transition: all 0.3s;
    outline: none;
}
.input-glass:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.1), 0 0 20px rgba(255,107,53,0.05);
}
.input-glass::placeholder { color: var(--text-muted); }

select.input-glass {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='rgba(255,255,255,0.4)'%3E%3Cpath d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

label.label-glass {
    display: block;
    font-size: 10px;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
    margin-top: 18px;
}

/* Tables */
.table-glass {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.table-glass th {
    text-align: left;
    padding: 12px 10px;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-tertiary);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    cursor: pointer;
    transition: color 0.2s;
}
.table-glass th:hover { color: var(--accent); }
.table-glass td {
    padding: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    color: var(--text-secondary);
}
.table-glass tr:hover td {
    background: rgba(255,107,53,0.02);
}

/* Sections */
.section-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-lg);
    padding: 32px;
    margin-bottom: 20px;
    box-shadow: var(--glass-shadow);
}

/* Badges */
.badge-glass {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 500;
    backdrop-filter: blur(10px);
}
.badge-elevated { background: rgba(224,48,30,0.15); color: #ff6b6b; border: 1px solid rgba(224,48,30,0.2); }
.badge-balanced { background: rgba(255,107,53,0.12); color: var(--accent); border: 1px solid rgba(255,107,53,0.2); }
.badge-absorption { background: rgba(0,163,108,0.12); color: #4ade80; border: 1px solid rgba(0,163,108,0.2); }

/* Score display */
.score-glass {
    font-size: 56px;
    font-weight: 100;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Accent color utilities */
.text-accent { color: var(--accent); }
.glow-accent { text-shadow: 0 0 12px var(--accent-glow); }

/* Container */
.container-glass {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px;
}

/* Stats row */
.stats-glass {
    display: flex;
    justify-content: center;
    gap: 40px;
    padding: 32px;
    flex-wrap: wrap;
}
.stat-glass { text-align: center; }
.stat-glass .number { font-size: 28px; font-weight: 100; color: var(--accent); }
.stat-glass .label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }

/* Footer */
.footer-glass {
    padding: 20px 24px;
    text-align: center;
    font-size: 11px;
    color: var(--text-muted);
    border-top: 1px solid rgba(255,255,255,0.03);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-glass .links { gap: 12px; }
    .nav-glass .links a { font-size: 11px; }
    .header-glass h1 { font-size: 22px; }
    .card-glass { padding: 18px; }
    .section-glass { padding: 20px; border-radius: var(--glass-radius); }
}

/* Mobile nav improvements */
@media (max-width: 768px) {
    .nav-bar { padding: 12px 16px; gap: 0; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
    .nav-bar::-webkit-scrollbar { display: none; }
    .nav-bar .brand { margin-right: 16px; white-space: nowrap; }
    .nav-bar a { white-space: nowrap; padding: 6px 10px; font-size: 12px; }
}

/* General mobile improvements */
@media (max-width: 640px) {
    .kpis { grid-template-columns: repeat(2, 1fr) !important; }
    .grid-2 { grid-template-columns: 1fr !important; }
    .ploc-stats { grid-template-columns: repeat(2, 1fr) !important; }
    .page-title { font-size: 22px !important; }
    .content { padding: 20px 12px !important; }
}