/* ================================================================
   Multimedia Class — Auth Pages CSS
   Semua halaman: login, register pembimbing, register siswa,
   lupa password, ganti password.
   ================================================================ */

/* ── Auth Body ──────────────────────────────────────────────── */
.auth-body {
    min-height: 100vh;
    background: linear-gradient(
        135deg,
        #eef2ff 0%,
        #f8fafc 45%,
        #e0f2fe 100%
    );
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: var(--sp-8) var(--sp-4);
    position: relative;
    overflow-x: hidden;
}

/* ── Background Decorations (flat circles) ──────────────────── */
.auth-deco {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.auth-deco-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #6366f1 0%, transparent 70%);
    opacity: 0.055;
    top: -180px;
    right: -120px;
}

.auth-deco-2 {
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, #38bdf8 0%, transparent 70%);
    opacity: 0.06;
    bottom: -100px;
    left: -100px;
}

.auth-deco-3 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, #818cf8 0%, transparent 70%);
    opacity: 0.08;
    top: 40%;
    left: 10%;
}

/* ── Auth Wrapper ───────────────────────────────────────────── */
.auth-wrapper {
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 1;
}

.auth-wrapper.auth-wide {
    max-width: 680px;
}

/* ── Auth Card ──────────────────────────────────────────────── */
.auth-card {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-2xl);
    box-shadow:
        0 1px 3px rgba(15,23,42,0.06),
        0 10px 40px rgba(99,102,241,0.08);
    padding: var(--sp-10) var(--sp-8);
    animation: authCardIn 300ms ease forwards;
}

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

/* ── Auth Brand ─────────────────────────────────────────────── */
.auth-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-3);
    margin-bottom: var(--sp-8);
    text-align: center;
}

.auth-logo {
    height: 64px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 6px rgba(99,102,241,0.15));
}

.auth-brand-name {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: var(--fw-extrabold);
    color: var(--clr-primary-600);
    line-height: 1;
}

.auth-school-name {
    font-size: var(--fs-xs);
    color: var(--clr-text-muted);
    font-weight: var(--fw-medium);
    letter-spacing: 0.04em;
    margin-top: 2px;
}

/* ── Auth Heading ───────────────────────────────────────────── */
.auth-title {
    font-family: var(--font-heading);
    font-size: var(--fs-2xl);
    font-weight: var(--fw-bold);
    color: var(--clr-text-primary);
    margin-bottom: var(--sp-1);
}

.auth-subtitle {
    font-size: var(--fs-sm);
    color: var(--clr-text-secondary);
    margin-bottom: var(--sp-6);
    line-height: var(--lh-relaxed);
}

/* ── Section Divider in Register ────────────────────────────── */
.form-section {
    margin-bottom: var(--sp-6);
}

.form-section-title {
    font-family: var(--font-heading);
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--clr-primary-600);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--sp-4);
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.form-section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, var(--clr-primary-200), transparent);
}

/* ── Input with Icon ────────────────────────────────────────── */
.input-icon-wrap {
    position: relative;
}

.input-icon-wrap > .bi {
    position: absolute;
    left: var(--sp-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--clr-text-muted);
    font-size: 0.95rem;
    pointer-events: none;
    z-index: 1;
}

.input-icon-wrap .form-control {
    padding-left: calc(var(--sp-4) + 1.3rem);
}

/* Toggle password visibility */
.input-icon-wrap .toggle-pw {
    position: absolute;
    right: var(--sp-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--clr-text-muted);
    font-size: 1rem;
    padding: var(--sp-1);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast);
}

.input-icon-wrap .toggle-pw:hover { color: var(--clr-primary-500); }

/* ── Checkbox Group (kelas ekskul) ──────────────────────────── */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-3) var(--sp-4);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition:
        border-color var(--transition-fast),
        background-color var(--transition-fast);
    user-select: none;
}

.checkbox-item:hover {
    border-color: var(--clr-primary-300);
    background-color: var(--clr-primary-50);
}

.checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--clr-primary-500);
    cursor: pointer;
    flex-shrink: 0;
}

.checkbox-item input[type="checkbox"]:checked + .checkbox-label {
    color: var(--clr-primary-700);
    font-weight: var(--fw-semibold);
}

.checkbox-item:has(input:checked) {
    border-color: var(--clr-primary-400);
    background-color: var(--clr-primary-50);
}

.checkbox-label {
    font-size: var(--fs-sm);
    color: var(--clr-text-primary);
    transition: color var(--transition-fast);
}

.checkbox-icon {
    margin-left: auto;
    font-size: 1rem;
    color: var(--clr-primary-400);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.checkbox-item:has(input:checked) .checkbox-icon {
    opacity: 1;
}

/* ── Radio Group (jenis kelamin, jenjang) ───────────────────── */
.radio-group {
    display: flex;
    gap: var(--sp-3);
    flex-wrap: wrap;
}

.radio-item {
    flex: 1;
    min-width: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--sp-4);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition:
        border-color var(--transition-fast),
        background-color var(--transition-fast);
    user-select: none;
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--clr-text-secondary);
}

.radio-item:hover {
    border-color: var(--clr-primary-300);
    background-color: var(--clr-primary-50);
}

.radio-item input[type="radio"] {
    display: none;
}

.radio-item:has(input:checked) {
    border-color: var(--clr-primary-500);
    background-color: var(--clr-primary-100);
    color: var(--clr-primary-700);
}

/* ── Textarea ───────────────────────────────────────────────── */
.form-control.textarea {
    resize: vertical;
    min-height: 80px;
    padding-top: var(--sp-3);
}

/* ── Auth Footer Links ──────────────────────────────────────── */
.auth-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
}

.auth-link-row {
    font-size: var(--fs-sm);
    color: var(--clr-text-secondary);
    text-align: center;
}

.auth-link-row a {
    color: var(--clr-primary-600);
    font-weight: var(--fw-semibold);
}

.auth-link-row a:hover {
    color: var(--clr-primary-700);
    text-decoration: underline;
}

/* ── Tab Switcher (Login page) ──────────────────────────────── */
.auth-tabs {
    display: flex;
    gap: var(--sp-1);
    background-color: var(--clr-surface-2);
    border-radius: var(--radius-xl);
    padding: 4px;
    margin-bottom: var(--sp-6);
}

.auth-tab {
    flex: 1;
    padding: var(--sp-2) var(--sp-4);
    border-radius: var(--radius-lg);
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    text-align: center;
    cursor: pointer;
    border: none;
    background: transparent;
    color: var(--clr-text-muted);
    transition:
        background-color var(--transition-fast),
        color var(--transition-fast),
        box-shadow var(--transition-fast);
    font-family: var(--font-body);
}

.auth-tab.active {
    background-color: var(--clr-white);
    color: var(--clr-primary-600);
    box-shadow: var(--shadow-sm);
}

/* ── Status Badge on Pending ────────────────────────────────── */
.status-pending-banner {
    background: #fffbeb;
    border: 1.5px solid #fde68a;
    border-radius: var(--radius-xl);
    padding: var(--sp-4) var(--sp-5);
    display: flex;
    gap: var(--sp-3);
    align-items: flex-start;
}

.status-pending-banner .bi {
    color: #d97706;
    font-size: 1.3rem;
    flex-shrink: 0;
    margin-top: 1px;
}

.status-pending-banner-text strong {
    display: block;
    font-weight: var(--fw-semibold);
    color: #92400e;
    font-size: var(--fs-sm);
}

.status-pending-banner-text span {
    font-size: var(--fs-xs);
    color: #b45309;
    line-height: var(--lh-relaxed);
}

/* ── Password Strength Bar ──────────────────────────────────── */
.pw-strength-bar {
    height: 4px;
    border-radius: var(--radius-full);
    background-color: var(--clr-border);
    margin-top: var(--sp-2);
    overflow: hidden;
}

.pw-strength-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 300ms ease, background-color 300ms ease;
    width: 0%;
}

.pw-strength-text {
    font-size: var(--fs-xs);
    margin-top: var(--sp-1);
    color: var(--clr-text-muted);
}

/* ── Back Link ──────────────────────────────────────────────── */
.auth-back {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    color: var(--clr-text-muted);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    margin-bottom: var(--sp-5);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.auth-back:hover { color: var(--clr-primary-600); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 520px) {
    .auth-body { padding: var(--sp-4) var(--sp-3); }
    .auth-card { padding: var(--sp-8) var(--sp-5); }
    .auth-tabs { flex-direction: column; }
    .radio-group { flex-direction: column; }
}