/* ==========================================================================
   THEME: Modern EdTech SaaS — Public Navy (original dark) + Minimalist Dashboard
   Institusi: Universitas Darussalam Gontor — Wisuda v2
   Public  : navy ultra dark #060B18 (original)
   Dashboard (auth): putih / abu muda, aksen biru, ungu & hijau pastel
   ========================================================================== */

:root {
    /* Public — Background (ultra dark navy — gelap berkarakter) */
    --bg-primary: #060B18;        /* ultra dark navy */
    --bg-surface: #0B132B;        /* dark navy surface */
    --bg-card: #FFFFFF;
    --bg-card-dark: #0F172A;
    --bg-glass: rgba(15, 23, 42, 0.75);

    /* Grid Pattern — lebih halus di navy terang */
    --grid-color: rgba(56, 189, 248, 0.09);
    --grid-size: 36px;

    /* Typography & Accents */
    --text-white: #F8FAFC;
    --text-electric: #00E5FF;     /* electric cyan */
    --text-blue: #7DD3FC;
    --text-indigo: #A5B4FC;
    --text-muted: #94A3B8;
    --text-dark: #0F172A;

    /* Glows & Shadows */
    --glow-cyan: 0 0 25px rgba(0, 229, 255, 0.35);
    --glow-blue: 0 0 30px rgba(56, 189, 248, 0.25);
    --shadow-floating: 0 25px 60px -15px rgba(0, 0, 0, 0.45), 0 0 30px rgba(0, 229, 255, 0.12);
    --shadow-card-dark: 0 15px 35px -10px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255,255,255,0.1);
    --shadow-soft: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 12px rgba(15, 23, 42, 0.05);

    /* Borders */
    --border-cyan: rgba(0, 229, 255, 0.25);
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-light: #E2E8F0;

    /* Status */
    --status-success: #10B981;
    --status-warning: #F59E0B;
    --status-danger: #EF4444;
    --accent-blue: #2563EB;
    --accent-violet: #7C3AED;
    --accent-emerald: #059669;
    --accent-amber: #D97706;

    /* Radii */
    --radius-full: 9999px;
    --radius-2xl: 1.5rem;
    --radius-xl: 1rem;
    --radius-lg: 0.75rem;

    /* Dashboard — Minimalist Education */
    --dash-bg: #F8FAFC;
    --dash-bg-muted: #F1F5F9;
    --dash-sidebar-bg: #FFFFFF;
    --dash-sidebar-border: #E2E8F0;
    --dash-card-bg: #FFFFFF;
    --dash-card-border: #E2E8F0;
    --dash-text: #0F172A;
    --dash-muted: #64748B;
    --dash-kpi-blue-bg: #EFF6FF;  --dash-kpi-blue-fg: #2563EB;
    --dash-kpi-violet-bg: #F5F3FF; --dash-kpi-violet-fg: #7C3AED;
    --dash-kpi-emerald-bg: #ECFDF5; --dash-kpi-emerald-fg: #059669;
    --dash-kpi-amber-bg: #FFFBEB;  --dash-kpi-amber-fg: #D97706;

    /* Typography */
    --font-heading: 'Space Grotesk', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
    background-color: var(--dash-bg);
    color: #1E293B;
    font-family: var(--font-body);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Background Grid — scoped (hanya section gelap) */
.bg-edtech-grid {
    background-color: var(--bg-primary);
    background-image:
        linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
    background-size: var(--grid-size) var(--grid-size);
    background-position: center top;
}

/* Section shells */
.section-hero-dark {
    position: relative;
    background-color: var(--bg-primary);
    background-image:
        linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
    background-size: var(--grid-size) var(--grid-size);
    background-position: center top;
    overflow: hidden;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.section-light { background: #F1F5F9; position: relative; padding: 2.5rem 0 3.5rem; border-top: 1px solid #E2E8F0; }
.section-light--white { background: #F8FAFC; }
.section-footer-dark { background: #060B18; border-top: 1px solid rgba(255,255,255,0.08); }

/* Ambient Glow — lebih soft di navy terang */
.ambient-glow {
    position: fixed;
    top: -18%;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 560px;
    background: radial-gradient(ellipse 900px 520px at 50% 0%, rgba(0, 229, 255, 0.18) 0%, rgba(56, 189, 248, 0.08) 38%, transparent 72%);
    pointer-events: none;
    z-index: 0;
}
.section-hero-dark .ambient-glow { position: absolute; top: -10%; }

/* Floating White Card (public) */
.card-floating {
    background: var(--bg-card);
    color: var(--text-dark);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-floating);
    border: 1px solid rgba(255,255,255,0.9);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card-floating:hover { box-shadow: 0 28px 64px -14px rgba(16,36,68,0.38), 0 0 28px rgba(125,211,252,0.14); }

/* Dark card (legacy public) */
.card-dark { background: var(--bg-surface); border: 1px solid var(--border-subtle); border-radius: var(--radius-xl); box-shadow: var(--shadow-card-dark); color: var(--text-white); position: relative; }
.card-dark:hover { border-color: var(--border-cyan); }

/* Headings */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); letter-spacing: -0.02em; font-weight: 700; }
.heading-gradient { background: linear-gradient(135deg, #FFFFFF 0%, #7DD3FC 55%, #A5B4FC 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; display: inline-block; }
.heading-electric { color: var(--text-electric); text-shadow: var(--glow-cyan); }

/* Buttons */
.btn-primary-rounded {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.85rem 2.2rem; border-radius: var(--radius-full);
    font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
    color: #FFFFFF; background: linear-gradient(135deg, #2563EB 0%, #3B82F6 100%);
    border: none; cursor: pointer; box-shadow: 0 4px 14px rgba(37,99,235,0.32);
    text-decoration: none; transition: all 0.22s ease;
}
.btn-primary-rounded:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(37,99,235,0.38); }
.btn-outline-rounded {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.8rem 2rem; border-radius: var(--radius-full);
    font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
    color: var(--accent-blue); background: transparent; border: 1.5px solid #BFDBFE;
    cursor: pointer; text-decoration: none; transition: all 0.22s ease;
}
.btn-outline-rounded:hover { background: #EFF6FF; color: #1D4ED8; }
.btn-dark-rounded {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.75rem 1.8rem; border-radius: var(--radius-full); font-weight: 600;
    color: #334155; background: #FFFFFF; border: 1px solid #E2E8F0;
    cursor: pointer; text-decoration: none; transition: all 0.18s ease; box-shadow: var(--shadow-soft);
}
.btn-dark-rounded:hover { background: #F8FAFC; border-color: #CBD5E1; color: #0F172A; }

/* Badges */
.badge-status { display: inline-flex; align-items: center; padding: 0.35rem 0.9rem; border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
.badge-valid { background: #ECFDF5; color: #065F46; border: 1px solid #A7F3D0; }
.badge-pending { background: #FFFBEB; color: #92400E; border: 1px solid #FDE68A; }
.badge-electric { background: #EFF6FF; color: #1D4ED8; border: 1px solid #BFDBFE; }

/* Forms */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 0.4rem; color: #475569; }
.form-label-dark { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--text-muted); }
.input-rounded { width: 100%; padding: 0.8rem 1.25rem; border-radius: var(--radius-xl); border: 1.5px solid #CBD5E1; background: #F8FAFC; color: #0F172A; font-size: 0.95rem; transition: all 0.2s ease; }
.input-rounded:focus { outline: none; border-color: #93C5FD; box-shadow: 0 0 0 3px rgba(37,99,235,0.12); background: #FFFFFF; }
.input-dark { width: 100%; padding: 0.8rem 1.25rem; border-radius: var(--radius-xl); border: 1px solid var(--border-subtle); background: #1E3C63; color: var(--text-white); font-size: 0.95rem; }
.input-dark:focus { outline: none; border-color: var(--text-electric); box-shadow: 0 0 0 3px rgba(125,211,252,0.15); }

/* Stepper */
.stepper-nav { display: flex; justify-content: space-between; align-items: center; position: relative; margin-bottom: 2.5rem; }
.stepper-nav::before { content: ''; position: absolute; top: 50%; left: 0; right: 0; height: 2px; background: #E2E8F0; z-index: 1; transform: translateY(-50%); }
.stepper-step { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; text-decoration: none; }
.step-circle { width: 42px; height: 42px; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.95rem; background: #FFFFFF; border: 2px solid #CBD5E1; color: #64748B; transition: all 0.25s ease; }
.stepper-step.active .step-circle { background: #2563EB; border-color: #2563EB; color: #FFFFFF; box-shadow: 0 4px 14px rgba(37,99,235,0.28); }
.stepper-step.completed .step-circle { background: #0F172A; border-color: #0F172A; color: #7DD3FC; }
.step-title { margin-top: 0.5rem; font-size: 0.75rem; font-weight: 600; color: #64748B; }
.stepper-step.active .step-title { color: #0F172A; font-weight: 700; }

/* Navbar (public — now softened navy) */
.saas-navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1.05rem 2.25rem;
    background: rgba(6, 11, 24, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.10);
    position: sticky; top: 0; z-index: 100;
}

/* Tables (legacy dark) */
.table-dark-custom { width: 100%; border-collapse: separate; border-spacing: 0 0.5rem; }
.table-dark-custom th { padding: 0.85rem 1.2rem; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); border-bottom: 1px solid var(--border-subtle); }
.table-dark-custom td { padding: 1rem 1.2rem; background: #1E3C63; color: var(--text-white); border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.table-dark-custom tr td:first-child { border-left: 1px solid var(--border-subtle); border-top-left-radius: var(--radius-lg); border-bottom-left-radius: var(--radius-lg); }
.table-dark-custom tr td:last-child { border-right: 1px solid var(--border-subtle); border-top-right-radius: var(--radius-lg); border-bottom-right-radius: var(--radius-lg); }

/* Alerts */
.alert-box { padding: 1rem 1.5rem; border-radius: var(--radius-xl); margin-bottom: 1.5rem; font-size: 0.95rem; display: flex; align-items: center; gap: 0.75rem; }
.alert-success { background: #ECFDF5; border: 1px solid #A7F3D0; color: #065F46; }
.alert-danger { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; }

/* ==========================================================================
   DASHBOARD — Modern Minimalist Education (setelah login)
   Putih + abu muda, aksen biru, ungu & hijau pastel
   ========================================================================== */
.dash-layout { display: flex; min-height: 100vh; background: var(--dash-bg); }
.dash-sidebar {
    width: 272px; background: var(--dash-sidebar-bg);
    border-right: 1px solid var(--dash-sidebar-border);
    display: flex; flex-direction: column;
    position: fixed; top: 0; bottom: 0; left: 0; z-index: 50;
    box-shadow: 2px 0 12px rgba(15,23,42,0.04);
}
.dash-main { margin-left: 272px; flex: 1; display: flex; flex-direction: column; min-width: 0; background: var(--dash-bg); }
.dash-topbar {
    height: 64px; background: #FFFFFF; border-bottom: 1px solid #E2E8F0;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 1.75rem; position: sticky; top: 0; z-index: 30;
    box-shadow: 0 1px 2px rgba(15,23,42,0.04);
}
.dash-content { padding: 1.75rem 1.75rem 2rem; flex: 1; max-width: 1280px; width: 100%; margin: 0 auto; }

.dash-card {
    background: var(--dash-card-bg);
    border: 1px solid var(--dash-card-border);
    border-radius: 16px;
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}
.dash-card__header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.15rem 1.35rem; border-bottom: 1px solid #F1F5F9;
    background: #FFFFFF;
}
.dash-card__title { font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; color: var(--dash-text); letter-spacing: -0.01em; }
.dash-card__subtitle { font-size: 0.8rem; color: var(--dash-muted); margin-top: 0.15rem; }
.dash-card__body { padding: 1.35rem; }

/* KPI Grid */
.dash-kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
@media (max-width: 1100px) { .dash-kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px)  { .dash-kpi-grid { grid-template-columns: 1fr; } }
.dash-kpi {
    background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 16px;
    padding: 1.15rem 1.2rem; box-shadow: var(--shadow-soft);
    display: flex; flex-direction: column; gap: 0.85rem;
    transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.dash-kpi:hover { box-shadow: 0 4px 16px rgba(15,23,42,0.08); transform: translateY(-1px); }
.dash-kpi__top { display: flex; align-items: flex-start; justify-content: space-between; }
.dash-kpi__icon {
    width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.25rem;
}
.dash-kpi__icon--blue { background: var(--dash-kpi-blue-bg); color: var(--dash-kpi-blue-fg); }
.dash-kpi__icon--violet { background: var(--dash-kpi-violet-bg); color: var(--dash-kpi-violet-fg); }
.dash-kpi__icon--emerald { background: var(--dash-kpi-emerald-bg); color: var(--dash-kpi-emerald-fg); }
.dash-kpi__icon--amber { background: var(--dash-kpi-amber-bg); color: var(--dash-kpi-amber-fg); }
.dash-kpi__trend { display: inline-flex; align-items: center; gap: 0.25rem; font-size: 0.72rem; font-weight: 700; padding: 0.2rem 0.5rem; border-radius: 9999px; }
.dash-kpi__trend--up { background: #ECFDF5; color: #065F46; }
.dash-kpi__trend--neutral { background: #F1F5F9; color: #64748B; }
.dash-kpi__label { font-size: 0.72rem; font-weight: 700; color: #64748B; text-transform: uppercase; letter-spacing: 0.06em; }
.dash-kpi__value { font-family: var(--font-heading); font-weight: 800; font-size: 1.75rem; color: #0F172A; line-height: 1; letter-spacing: -0.02em; }
.dash-kpi__hint { font-size: 0.78rem; color: #94A3B8; }

/* Status dot & badge pastel */
.dot-status { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-status--success { background: #10B981; box-shadow: 0 0 0 4px #ECFDF5; }
.dot-status--warning { background: #F59E0B; box-shadow: 0 0 0 4px #FFFBEB; }
.dot-status--danger  { background: #EF4444; box-shadow: 0 0 0 4px #FEF2F2; }
.badge-soft { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.3rem 0.7rem; border-radius: 9999px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.03em; border: 1px solid transparent; }
.badge-soft--blue { background: #EFF6FF; color: #1D4ED8; border-color: #DBEAFE; }
.badge-soft--violet { background: #F5F3FF; color: #6D28D9; border-color: #EDE9FE; }
.badge-soft--emerald { background: #ECFDF5; color: #065F46; border-color: #A7F3D0; }
.badge-soft--amber { background: #FFFBEB; color: #92400E; border-color: #FDE68A; }
.badge-soft--slate { background: #F1F5F9; color: #475569; border-color: #E2E8F0; }

/* Minimal table */
.dash-table { width: 100%; border-collapse: collapse; }
.dash-table th { text-align: left; padding: 0.75rem 1rem; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: #64748B; border-bottom: 1px solid #E2E8F0; background: #F8FAFC; white-space: nowrap; }
.dash-table td { padding: 0.9rem 1rem; font-size: 0.875rem; color: #334155; border-bottom: 1px solid #F1F5F9; vertical-align: middle; }
.dash-table tr:last-child td { border-bottom: none; }
.dash-table tr:hover td { background: #F8FAFC; }

/* Progress bar */
.dash-progress { height: 6px; background: #E2E8F0; border-radius: 9999px; overflow: hidden; }
.dash-progress__bar { height: 100%; border-radius: 9999px; transition: width 0.4s ease; }
.dash-progress__bar--blue { background: linear-gradient(90deg, #2563EB, #60A5FA); }
.dash-progress__bar--violet { background: linear-gradient(90deg, #7C3AED, #A78BFA); }
.dash-progress__bar--emerald { background: linear-gradient(90deg, #059669, #34D399); }

/* Section title */
.dash-section-title { font-family: var(--font-heading); font-weight: 700; font-size: 1.05rem; color: #0F172A; letter-spacing: -0.015em; }
.dash-section-desc { font-size: 0.84rem; color: #64748B; margin-top: 0.2rem; }