/* =============================================================
   AIOU STUDENT DASHBOARD — GLOBAL STYLES
   dashboard-global.css  →  enqueue in functions.php
   ============================================================= */

/* ── Google Font ── */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ── Design tokens ── */
:root {
    --sd-blue:        #1a6fc4;
    --sd-blue-dark:   #155da0;
    --sd-blue-light:  #e8f1fb;
    --sd-green:       #16a34a;
    --sd-green-light: #dcfce7;
    --sd-amber:       #d97706;
    --sd-amber-light: #fef3c7;
    --sd-red:         #dc2626;
    --sd-red-light:   #fee2e2;

    --sd-navy:        #0d1b2a;
    --sd-ink:         #1a2a3a;
    --sd-text:        #334155;
    --sd-muted:       #64748b;
    --sd-border:      #e2e8f0;
    --sd-surface:     #f8fafc;
    --sd-white:       #ffffff;

    --sd-sidebar-w:   270px;
    --sd-header-h:    68px;
    --sd-radius:      12px;
    --sd-radius-lg:   18px;
    --sd-shadow-sm:   0 1px 4px rgba(0,0,0,0.06);
    --sd-shadow:      0 4px 16px rgba(0,0,0,0.08);
    --sd-shadow-lg:   0 10px 32px rgba(0,0,0,0.10);

    --sd-font: 'Plus Jakarta Sans', system-ui, sans-serif;
    --sd-transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--sd-font); background: #f1f5f9; color: var(--sd-text); }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: var(--sd-font); cursor: pointer; }
input, select, textarea { font-family: var(--sd-font); }

/* ── Root layout ── */
.sd-root {
    display: flex;
    min-height: 100vh;
}

/* ── Body (right of sidebar) ── */
.sd-body {
    flex: 1;
    margin-left: var(--sd-sidebar-w);
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: margin-left var(--sd-transition);
}

.sd-body.sidebar-collapsed {
    margin-left: 72px;
}

/* ── Main content area ── */
.sd-main {
    flex: 1;
    padding: 32px;
    overflow-x: hidden;
}

/* ── Sections ── */
.sd-section {
    display: none;
    animation: sdFadeUp 0.35s ease both;
}

.sd-section.active {
    display: block;
}

@keyframes sdFadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Section header ── */
.sd-section-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--sd-ink);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.sd-section-sub {
    font-size: 13.5px;
    color: var(--sd-muted);
    margin-bottom: 28px;
}

/* ── Card base ── */
.sd-card {
    background: var(--sd-white);
    border-radius: var(--sd-radius-lg);
    border: 1px solid var(--sd-border);
    padding: 24px;
}

/* ── Badge ── */
.sd-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.sd-badge--blue   { background: var(--sd-blue-light);  color: var(--sd-blue); }
.sd-badge--green  { background: var(--sd-green-light); color: var(--sd-green); }
.sd-badge--amber  { background: var(--sd-amber-light); color: var(--sd-amber); }
.sd-badge--red    { background: var(--sd-red-light);   color: var(--sd-red); }

/* ── Buttons ── */
.sd-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 9px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    transition: all var(--sd-transition);
    cursor: pointer;
    white-space: nowrap;
}

.sd-btn--primary {
    background: var(--sd-blue);
    color: #fff;
    box-shadow: 0 4px 12px rgba(26,111,196,0.25);
}

.sd-btn--primary:hover {
    background: var(--sd-blue-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(26,111,196,0.35);
}

.sd-btn--ghost {
    background: var(--sd-surface);
    color: var(--sd-text);
    border: 1px solid var(--sd-border);
}

.sd-btn--ghost:hover {
    background: var(--sd-border);
}

/* ── Empty state ── */
.sd-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--sd-muted);
}

.sd-empty svg {
    width: 52px;
    height: 52px;
    margin: 0 auto 16px;
    display: block;
    opacity: 0.4;
}

.sd-empty h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--sd-ink);
    margin-bottom: 6px;
}

.sd-empty p {
    font-size: 13.5px;
}

/* ── Alert ── */
.sd-alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 13px 16px;
    border-radius: 10px;
    font-size: 13.5px;
    margin-bottom: 24px;
}

.sd-alert--error   { background: var(--sd-red-light);   border: 1px solid #fca5a5; color: var(--sd-red); }
.sd-alert--success { background: var(--sd-green-light); border: 1px solid #86efac; color: var(--sd-green); }
.sd-alert--info    { background: var(--sd-blue-light);  border: 1px solid #93c5fd; color: var(--sd-blue); }

/* ── Overlay for mobile sidebar ── */
.sd-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 199;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .sd-main { padding: 20px 16px; }
}

@media (max-width: 768px) {
    .sd-body {
        margin-left: 0 !important;
    }

    .sd-overlay.open {
        display: block;
    }
}