/* ═══════════════════════════════════════════════════════════════════
   Hemant Children Academy Secondary School - Material Design Styles
   Materialize CSS overrides + custom theme
   ═══════════════════════════════════════════════════════════════════ */

:root {
    --primary: #1565C0;
    --primary-light: #42A5F5;
    --primary-dark: #0D47A1;
    --accent: #FF6F00;
    --accent-light: #FFA726;
    --success: #2E7D32;
    --success-light: #A5D6A7;
    --warning: #F57F17;
    --warning-light: #FFF59D;
    --danger: #C62828;
    --danger-light: #EF9A9A;
    --teal: #00897B;
    --purple: #7B1FA2;
    --gradient-1: linear-gradient(135deg, #1565C0 0%, #0D47A1 50%, #1A237E 100%);
    --gradient-2: linear-gradient(135deg, #00897B 0%, #00695C 100%);
    --gradient-accent: linear-gradient(135deg, #FF6F00 0%, #E65100 100%);
    --card-shadow: 0 4px 20px rgba(0,0,0,0.08);
    --card-hover: 0 8px 30px rgba(0,0,0,0.15);
}

/* ─── Materialize Overrides ───────────────────────────────────────── */
/* Restore native radio buttons (Materialize hides them with opacity:0) */
.form-group input[type="radio"],
.radio-label input[type="radio"],
.radio-group input[type="radio"] {
    opacity: 1 !important;
    position: relative !important;
    pointer-events: auto !important;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
}

/* Restore native checkboxes */
.form-group input[type="checkbox"],
label input[type="checkbox"] {
    opacity: 1 !important;
    position: relative !important;
    pointer-events: auto !important;
    width: auto !important;
    height: auto !important;
    margin: 0 3px 0 0 !important;
}

/* Override Materialize hiding native selects */
select {
    display: block !important;
    height: auto !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    position: relative !important;
    -webkit-appearance: menulist !important;
    -moz-appearance: menulist !important;
    appearance: menulist !important;
}
/* Hide Materialize's generated dropdown wrapper */
.select-wrapper { display: none !important; }

/* Override Materialize's input sizing */
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group select,
.form-group textarea {
    box-sizing: border-box !important;
    height: auto !important;
    border-bottom: none !important;
    margin: 0 !important;
}

/* ─── Global ─────────────────────────────────────────────────────── */
body {
    font-family: 'Roboto', sans-serif;
    background: #ECEFF1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ─── Gradient Header/Footer ─────────────────────────────────────── */
.gradient-header {
    background: var(--gradient-1) !important;
    box-shadow: 0 4px 20px rgba(13,71,161,0.3);
}
.gradient-footer {
    background: var(--gradient-1) !important;
    padding: 15px 0 !important;
}
.gradient-footer .container { color: rgba(255,255,255,0.85); font-size: 0.85rem; }

nav {
    height: auto !important;
    line-height: normal !important;
}
nav .nav-wrapper {
    height: auto !important;
    padding: 6px 0;
}
nav .brand-logo {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    position: relative !important;
    height: auto !important;
    line-height: 1.3 !important;
    padding: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    flex-wrap: wrap;
}
nav .brand-logo i {
    margin-right: 6px;
    float: none !important;
    flex-shrink: 0;
}
nav .nav-subtitle {
    font-family: 'Roboto', sans-serif;
    flex-basis: 100%;
    margin-left: 30px;
}
nav ul { height: auto !important; }
nav ul li a {
    height: auto !important;
    line-height: 40px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px;
}
nav ul li a i.material-icons {
    float: none !important;
    margin-right: 4px;
}

/* ─── Main Content ───────────────────────────────────────────────── */
.main-content {
    flex: 1;
    padding-top: 24px;
    padding-bottom: 40px;
}

/* ─── Flash Messages ─────────────────────────────────────────────── */
.flash-success { background: #E8F5E9 !important; color: #1B5E20; border-left: 4px solid var(--success); }
.flash-error { background: #FFEBEE !important; color: #B71C1C; border-left: 4px solid var(--danger); }
.flash-warning { background: #FFF8E1 !important; color: #E65100; border-left: 4px solid var(--warning); }

/* ─── Buttons ────────────────────────────────────────────────────── */
.btn, .btn-large, .btn-small {
    border-radius: 8px;
    font-weight: 500;
    letter-spacing: 0.3px;
    text-transform: none;
}
.btn { padding: 0 24px; }
.btn-primary, .btn.blue.darken-2 {
    background: var(--primary) !important;
}
.btn-primary:hover { background: var(--primary-dark) !important; }
.btn-accent {
    background: var(--accent) !important;
}
.btn-accent:hover { background: #E65100 !important; }
.btn-success {
    background: var(--success) !important;
}
.btn-danger {
    background: var(--danger) !important;
}
.btn-danger:hover { background: #B71C1C !important; }
.btn-secondary {
    background: #ECEFF1 !important;
    color: #37474F !important;
}
.btn-secondary:hover { background: #CFD8DC !important; }
.btn-sm { padding: 0 12px; height: 28px; line-height: 28px; font-size: 0.82rem; }
.btn-lg { padding: 0 36px; height: 48px; line-height: 48px; font-size: 1rem; }
.btn-block { width: 100%; }
.btn-flat.white-text:hover { background: rgba(255,255,255,0.1) !important; }
.btn-link {
    background: transparent !important;
    color: var(--primary) !important;
    box-shadow: none !important;
    text-decoration: underline;
    padding: 0 12px;
}
.inline-form { display: inline; }

/* ─── Cards ──────────────────────────────────────────────────────── */
.card, .card-panel {
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    transition: box-shadow 0.3s, transform 0.2s;
}
.card:hover { box-shadow: var(--card-hover); }

/* ─── Login ──────────────────────────────────────────────────────── */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}
.login-card {
    background: #fff;
    padding: 40px 36px;
    border-radius: 20px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.12);
    width: 100%;
    max-width: 440px;
    position: relative;
    overflow: hidden;
}
.login-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 5px;
    background: var(--gradient-1);
}
.login-card h2 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-dark);
    text-align: center;
    font-size: 1.6rem;
    margin-bottom: 4px;
}
.login-subtitle {
    text-align: center;
    color: #78909C;
    margin-bottom: 28px;
    font-size: 0.9rem;
}
.login-form { display: flex; flex-direction: column; gap: 16px; }
.otp-input {
    font-size: 2rem !important;
    text-align: center;
    letter-spacing: 12px;
    font-weight: 700;
    color: var(--primary-dark) !important;
    border-bottom: 3px solid var(--primary) !important;
}
.otp-input:focus { border-bottom-color: var(--accent) !important; }
.otp-timer {
    text-align: center;
    color: #78909C;
    font-size: 0.88rem;
    margin: 8px 0;
}
.otp-timer #countdown {
    font-weight: 700;
    color: var(--accent);
    font-size: 1.1rem;
}
.otp-actions { text-align: center; margin-top: 10px; }
.otp-info {
    background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
    padding: 14px;
    border-radius: 12px;
    text-align: center;
    margin-bottom: 16px;
    color: #0D47A1;
    font-weight: 500;
}

/* ─── Form Container ─────────────────────────────────────────────── */
.form-container {
    background: #fff;
    padding: 32px;
    border-radius: 20px;
    box-shadow: var(--card-shadow);
}
.form-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    text-align: center;
    color: var(--primary-dark);
    font-size: 1.6rem;
    margin-bottom: 16px;
}
.form-intro {
    color: #546E7A;
    font-size: 0.92rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

/* ─── Fieldsets ───────────────────────────────────────────────────── */
fieldset {
    border: none;
    background: #FAFAFA;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    position: relative;
    border-left: 4px solid var(--primary);
}
fieldset:nth-child(even of fieldset) { border-left-color: var(--teal); }
fieldset:nth-child(3n of fieldset) { border-left-color: var(--purple); }

legend {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-dark);
    font-size: 1.1rem;
    padding: 4px 16px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

/* ─── Form Fields ────────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }
.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 500;
    color: #455A64;
    margin-bottom: 5px;
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group select,
.form-group textarea {
    width: 100% !important;
    padding: 10px 14px !important;
    border: 2px solid #CFD8DC !important;
    border-radius: 10px !important;
    font-size: 0.92rem !important;
    transition: border-color 0.3s, box-shadow 0.3s;
    background: #fff !important;
    color: #263238;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 3px rgba(21,101,192,0.12) !important;
}
.form-group input:invalid:not(:placeholder-shown):not(:focus) {
    border-color: var(--danger) !important;
}
.form-group .field-error {
    color: var(--danger);
    font-size: 0.78rem;
    margin-top: 3px;
    display: none;
}
.form-group input:invalid:not(:placeholder-shown):not(:focus) ~ .field-error {
    display: block;
}
.form-group small { display: block; color: #90A4AE; margin-top: 4px; font-size: 0.8rem; }
.req { color: var(--danger); font-weight: 700; }

.form-row { display: flex; gap: 16px; flex-wrap: wrap; }
.form-group.full { flex: 1 1 100%; }
.form-group.half { flex: 1 1 calc(50% - 8px); min-width: 200px; }
.form-group.third { flex: 1 1 calc(33.33% - 11px); min-width: 150px; }
.form-group.two-thirds { flex: 2 1 calc(66.66% - 8px); min-width: 250px; }
.form-group.three-quarter { flex: 3 1 calc(75% - 8px); min-width: 250px; }
.form-group.quarter { flex: 1 1 calc(25% - 12px); min-width: 120px; }

.radio-group { display: flex; gap: 20px; flex-wrap: wrap; padding: 8px 0; }
.radio-label {
    display: flex; align-items: center; gap: 6px;
    font-weight: 400; cursor: pointer; font-size: 0.92rem;
    color: #37474F;
}
.radio-label input[type="radio"] { margin: 0; accent-color: var(--primary); }

.mt-sm { margin-top: 6px; }

/* ─── Photo Upload ───────────────────────────────────────────────── */
.photo-upload-section { display: flex; gap: 24px; align-items: flex-start; flex-wrap: wrap; }
.photo-preview-box {
    width: 130px; height: 160px;
    border: 3px dashed #B0BEC5;
    display: flex; align-items: center; justify-content: center;
    border-radius: 14px; overflow: hidden; background: #ECEFF1;
    flex-shrink: 0;
    transition: border-color 0.3s;
}
.photo-preview-box:hover { border-color: var(--primary-light); }
.photo-preview-img { width: 100%; height: 100%; object-fit: cover; }
.photo-placeholder { text-align: center; color: #90A4AE; font-size: 0.78rem; padding: 10px; }
.photo-controls { display: flex; flex-direction: column; gap: 10px; }
.file-input-hidden { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; }

/* ─── Signature Pad ──────────────────────────────────────────────── */
.signature-pad-wrapper { display: inline-block; }
.signature-pad {
    border: 2px solid #B0BEC5;
    border-radius: 12px;
    background: #fff;
    touch-action: none;
    cursor: crosshair;
    max-width: 100%;
    transition: border-color 0.3s;
}
.signature-pad:hover { border-color: var(--primary-light); }
.signatures-row { align-items: flex-start; }

/* ─── Declaration & Agreement ────────────────────────────────────── */
.declaration-text, .agreement-clauses {
    background: linear-gradient(135deg, #E8EAF6, #E3F2FD);
    padding: 20px;
    border-radius: 14px;
    margin-bottom: 20px;
    font-size: 0.88rem;
    color: #37474F;
    line-height: 1.7;
    border-left: 4px solid var(--primary-light);
}
.declaration-text ol, .agreement-clauses ol { padding-left: 25px; }
.declaration-text li, .agreement-clauses li { margin-bottom: 8px; }
.sign-note { color: #78909C; font-size: 0.88rem; margin-bottom: 16px; font-style: italic; }

.form-actions { text-align: center; padding-top: 24px; border-top: 2px solid #ECEFF1; }

/* ─── Auto-Save Status ──────────────────────────────────────────── */
.autosave-status {
    display: inline-block;
    margin-left: 16px;
    font-size: 0.82rem;
    vertical-align: middle;
    font-weight: 500;
}
.autosave-status.saving { color: #757575; }
.autosave-status.saved { color: var(--success); }
.autosave-status.error { color: var(--danger); }

/* ─── Validation Error Summary ──────────────────────────────────── */
.validation-error-summary {
    margin-top: 16px;
    padding: 14px 18px;
    background: #fdecea;
    border: 1px solid #f5c6cb;
    border-left: 4px solid var(--danger);
    border-radius: 8px;
    color: #721c24;
    font-size: 0.88rem;
    animation: slideIn 0.3s ease;
}
.validation-error-summary strong {
    display: block;
    margin-bottom: 6px;
    font-size: 0.92rem;
}
.validation-error-summary ul {
    margin: 0;
    padding-left: 20px;
}
.validation-error-summary ul li {
    margin-bottom: 3px;
    line-height: 1.4;
}
@keyframes slideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── PDF Preview Iframe ─────────────────────────────────────────── */
.pdf-preview-wrapper {
    width: 100%;
    border: 2px solid #CFD8DC;
    border-radius: 10px;
    overflow: hidden;
    background: #f5f5f5;
}
.pdf-preview-iframe {
    width: 100%;
    height: 80vh;
    min-height: 600px;
    border: none;
    display: block;
}

/* ─── Camera Modal ───────────────────────────────────────────────── */
.modal {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.6); display: flex; align-items: center;
    justify-content: center; z-index: 1000;
    backdrop-filter: blur(4px);
}
.modal-content {
    background: #fff; border-radius: 20px;
    width: 90%; max-width: 500px; overflow: hidden;
    box-shadow: 0 16px 60px rgba(0,0,0,0.25);
}
.modal-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 18px 24px;
    background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
    border-bottom: none;
}
.modal-header h3 { margin: 0; color: var(--primary-dark); font-family: 'Poppins', sans-serif; font-weight: 600; }
.modal-close {
    background: none; border: none; font-size: 1.5rem; cursor: pointer;
    color: #78909C; width: 36px; height: 36px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.2s;
}
.modal-close:hover { background: rgba(0,0,0,0.08); }
.modal-body { padding: 20px; text-align: center; }
.modal-body video, .modal-body img { width: 100%; max-height: 350px; object-fit: contain; border-radius: 12px; }
.modal-footer {
    padding: 16px 24px; display: flex; gap: 10px; justify-content: center;
    border-top: 1px solid #ECEFF1; background: #FAFAFA;
}

/* ─── Preview ────────────────────────────────────────────────────── */
.preview-container {
    background: #fff;
    padding: 32px;
    border-radius: 20px;
    box-shadow: var(--card-shadow);
}
.preview-container h2 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 4px;
}
.preview-note { color: #78909C; margin-bottom: 24px; font-size: 0.92rem; }
.preview-section { margin-bottom: 28px; }
.preview-section h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--primary);
    border-bottom: 3px solid;
    border-image: var(--gradient-1) 1;
    padding-bottom: 8px;
    margin-bottom: 16px;
    font-size: 1.1rem;
}
.preview-table { width: 100%; border-collapse: collapse; }
.preview-table th, .preview-table td {
    padding: 10px 14px;
    border-bottom: 1px solid #ECEFF1;
    text-align: left;
    font-size: 0.9rem;
}
.preview-table th { width: 35%; color: #78909C; font-weight: 600; }
.preview-table td { color: #263238; }
.preview-table tr:hover { background: #F5F5F5; }

.preview-photo { display: inline-block; }
.preview-photo-img {
    width: 110px; height: 140px; object-fit: cover;
    border: 3px solid #ECEFF1; border-radius: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.preview-signatures { display: flex; gap: 32px; flex-wrap: wrap; margin-bottom: 12px; }
.sig-preview p { font-size: 0.88rem; color: #78909C; margin-bottom: 6px; font-weight: 500; }
.sig-preview-img {
    max-width: 220px; height: 65px; object-fit: contain;
    border: 2px solid #ECEFF1; border-radius: 10px;
    background: #FAFAFA; padding: 4px;
}
.preview-actions {
    text-align: center;
    padding-top: 24px;
    border-top: 2px solid #ECEFF1;
    display: flex; gap: 16px; justify-content: center; align-items: center;
    flex-wrap: wrap;
}

/* ─── Success ────────────────────────────────────────────────────── */
.success-container {
    display: flex; justify-content: center; align-items: center;
    min-height: 50vh;
}
.success-card {
    background: #fff;
    padding: 48px 40px;
    border-radius: 24px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.12);
    text-align: center;
    max-width: 520px; width: 100%;
    position: relative;
    overflow: hidden;
}
.success-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--success), var(--teal));
}
.success-icon {
    width: 80px; height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #A5D6A7, #66BB6A);
    color: #fff;
    font-size: 2.5rem;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 6px 20px rgba(46,125,50,0.3);
}
.success-card h2 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 12px;
}
.success-card p { color: #546E7A; margin-bottom: 10px; }
.success-actions { margin: 28px 0 16px; }
.success-footer { margin-top: 24px; }

/* ─── Admin ──────────────────────────────────────────────────────── */
.admin-container {
    background: #fff;
    padding: 28px;
    border-radius: 20px;
    box-shadow: var(--card-shadow);
}
.admin-container h2 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 12px;
}
.admin-toolbar {
    display: flex; gap: 16px; align-items: center;
    margin-bottom: 24px; padding: 16px;
    background: linear-gradient(135deg, #E3F2FD, #E8EAF6);
    border-radius: 14px; flex-wrap: wrap;
}
.admin-toolbar label { font-size: 0.9rem; font-weight: 600; color: #37474F; }
.admin-toolbar input[type="date"],
.admin-toolbar input[type="text"] {
    padding: 8px 14px;
    border: 2px solid #B0BEC5;
    border-radius: 10px;
    font-size: 0.9rem;
    transition: border-color 0.3s;
}
.admin-toolbar input:focus {
    border-color: var(--primary);
    outline: none;
}
.delete-form { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.table-responsive { overflow-x: auto; border-radius: 14px; }
.admin-table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    font-size: 0.88rem;
    border-radius: 14px; overflow: hidden;
}
.admin-table th {
    background: var(--gradient-1);
    color: #fff;
    padding: 14px 12px;
    text-align: left;
    white-space: nowrap;
    font-weight: 500;
    font-size: 0.85rem;
    letter-spacing: 0.3px;
}
.admin-table td {
    padding: 12px;
    border-bottom: 1px solid #ECEFF1;
    color: #37474F;
}
.admin-table tbody tr { transition: background 0.2s; }
.admin-table tbody tr:nth-child(even) { background: #F5F5F5; }
.admin-table tbody tr:hover { background: #E3F2FD; }
.actions-cell { white-space: nowrap; display: flex; gap: 6px; align-items: center; }

.badge {
    padding: 4px 12px; border-radius: 20px;
    font-size: 0.75rem; font-weight: 600;
    display: inline-block;
}
.badge-success { background: #E8F5E9; color: #2E7D32; }
.badge-warning { background: #FFF8E1; color: #E65100; }

.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 24px; }
.page-link, .page-current {
    padding: 8px 14px; border-radius: 10px;
    text-decoration: none; font-size: 0.88rem; font-weight: 500;
    transition: all 0.2s;
}
.page-link { background: #ECEFF1; color: #455A64; }
.page-link:hover { background: #CFD8DC; transform: translateY(-1px); }
.page-current {
    background: var(--gradient-1); color: #fff;
    box-shadow: 0 2px 8px rgba(21,101,192,0.3);
}

.text-center { text-align: center; }

/* ─── OTP Code ───────────────────────────────────────────────────── */
.otp-code {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--primary-dark);
    background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
    padding: 4px 14px;
    border-radius: 8px;
    font-family: 'Roboto Mono', monospace;
}
.filter-form {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}
.filter-input {
    padding: 8px 14px;
    border: 2px solid #B0BEC5;
    border-radius: 10px;
    font-size: 0.9rem;
    width: 260px;
    transition: border-color 0.3s;
}
.filter-input:focus {
    border-color: var(--primary);
    outline: none;
}

/* ─── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .form-row { flex-direction: column; gap: 0; }
    .form-group.half, .form-group.third, .form-group.two-thirds,
    .form-group.three-quarter, .form-group.quarter {
        flex: 1 1 100%; min-width: 100%;
    }
    .login-card { padding: 28px 20px; margin: 10px; }
    .form-container { padding: 18px; }
    .photo-upload-section { flex-direction: column; align-items: center; }
    .signatures-row { flex-direction: column; }
    .signature-pad { width: 100%; height: 100px; }
    .admin-toolbar { flex-direction: column; }
    .preview-actions { flex-direction: column; }
    .preview-container, .admin-container, .success-card { padding: 18px; }
    nav .brand-logo { font-size: 1.1rem; }
}