/* style.css - Transfer Certificate System Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --primary-purple: #7C3AED;
    --primary-purple-dark: #6D28D9;
    --accent-orange: #E67E22;
    --accent-yellow: #F59E0B;
    --accent-yellow-hover: #D97706;
    --bg-light: #F8FAFC;
    --card-bg: #FFFFFF;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --border-color: #E5E7EB;
}

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

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Top Navbar */
.navbar {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    padding: 0.85rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
}

.navbar-brand img, .navbar-brand svg {
    height: 32px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 12px;
}

.nav-btn {
    padding: 8px 18px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
}

.nav-btn-secondary {
    background-color: #F3F4F6;
    color: #374151;
}

.nav-btn-secondary:hover {
    background-color: #E5E7EB;
    color: #111827;
}

.nav-btn-primary {
    background-color: var(--primary-purple);
    color: #ffffff;
}

.nav-btn-primary:hover {
    background-color: var(--primary-purple-dark);
}

/* Main Container */
.main-container {
    flex: 1;
    max-width: 900px;
    width: 100%;
    margin: 2.5rem auto;
    padding: 0 1.5rem;
}

/* Screenshot Framed Box Container */
.framed-card {
    background-color: var(--card-bg);
    border: 3px solid var(--accent-orange);
    border-radius: 4px;
    padding: 2.5rem 3rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
}

/* Header Section inside Card */
.card-header-icon {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1.5rem;
}

.header-icon-box {
    width: 42px;
    height: 42px;
    background-color: #F3E8FF;
    color: var(--primary-purple);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-icon-box svg {
    width: 24px;
    height: 24px;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-purple);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.page-subtitle {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Forms */
.form-group {
    margin-bottom: 1.4rem;
}

.form-label {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}

.form-label .required {
    color: #EF4444;
    margin-left: 2px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.95rem;
    font-family: inherit;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: #F9FAFB;
    color: var(--text-main);
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-purple);
    background-color: #FFFFFF;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.12);
}

/* Date of Birth 3-box Input Layout */
.dob-triple-group {
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 320px;
}

.dob-input-small {
    width: 80px;
    text-align: center;
}

.dob-input-year {
    width: 110px;
    text-align: center;
}

.dob-separator {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 1.1rem;
}

/* Drag & Drop File Upload Box */
.dropzone {
    border: 2px dashed #CBD5E1;
    border-radius: 6px;
    background-color: #F8FAFC;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
}

.dropzone:hover, .dropzone.dragover {
    border-color: var(--primary-purple);
    background-color: #F3E8FF;
}

.dropzone-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background-color: #E2E8F0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #475569;
}

.dropzone-text {
    text-align: left;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.dropzone-text strong {
    color: var(--text-main);
}

.file-input-hidden {
    display: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-upload {
    background-color: #E5E7EB;
    color: #374151;
    border: 1px solid #D1D5DB;
    padding: 10px 32px;
}

.btn-upload:hover {
    background-color: #D1D5DB;
    color: #111827;
}

.btn-search {
    background-color: var(--accent-yellow);
    color: #111827;
    padding: 11px 40px;
    font-size: 1rem;
    box-shadow: 0 2px 4px rgba(245, 158, 11, 0.2);
}

.btn-search:hover {
    background-color: var(--accent-yellow-hover);
    color: #ffffff;
}

/* Divider */
.divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 2rem 0;
}

/* Results Table */
.results-section {
    margin-top: 2rem;
}

.results-table-container {
    width: 100%;
    overflow-x: auto;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    text-align: left;
}

.results-table th {
    padding: 12px 16px;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-main);
    border-bottom: 2px solid var(--border-color);
}

.results-table td {
    padding: 14px 16px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
    color: #374151;
    vertical-align: middle;
}

.no-data-msg {
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
}

.btn-view-pdf {
    background-color: #EFF6FF;
    color: #2563EB;
    border: 1px solid #BFDBFE;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-view-pdf:hover {
    background-color: #2563EB;
    color: #ffffff;
    border-color: #2563EB;
}

/* Alert Banners */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background-color: #DEF7EC;
    color: #03543F;
    border: 1px solid #BCF0DA;
}

.alert-error {
    background-color: #FDE8E8;
    color: #9B1C1C;
    border: 1px solid #FBD5D5;
}

/* Footer */
.footer {
    text-align: center;
    padding: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    background-color: #ffffff;
    margin-top: auto;
}

/* 4-Digit PIN Authentication */
.pin-card-wrapper {
    max-width: 440px;
    margin: 3rem auto;
    text-align: center;
}

.pin-inputs-group {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 2rem 0;
}

.pin-box {
    width: 58px;
    height: 64px;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: #F8FAFC;
    color: var(--primary-purple);
    transition: all 0.2s ease;
}

.pin-box:focus {
    outline: none;
    border-color: var(--primary-purple);
    background-color: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.15);
}

.logout-link {
    font-size: 0.85rem;
    color: #EF4444;
    text-decoration: none;
    font-weight: 600;
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.logout-link:hover {
    text-decoration: underline;
}

/* Datatable Action Buttons (Edit / Delete) */
.btn-action-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-edit {
    background-color: #FEF3C7;
    color: #92400E;
    border: 1px solid #FDE68A;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s ease;
}

.btn-edit:hover {
    background-color: #F59E0B;
    color: #FFFFFF;
    border-color: #D97706;
}

.btn-delete {
    background-color: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FCA5A5;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s ease;
}

.btn-delete:hover {
    background-color: #EF4444;
    color: #FFFFFF;
    border-color: #DC2626;
}

.btn-cancel {
    background-color: #9CA3AF;
    color: #FFFFFF;
    border: none;
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    margin-left: 10px;
    transition: all 0.2s ease;
}

.btn-cancel:hover {
    background-color: #6B7280;
}