/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #003366;
    --primary-light: #004a99;
    --primary-dark: #00234d;
    --accent: #0066cc;
    --accent-light: #e8f0fe;
    --gold: #c9a84c;
    --gold-light: #f5ecd0;
    --text: #1a1a2e;
    --text-light: #555;
    --bg: #f8f9fa;
    --white: #ffffff;
    --border: #d0d5dd;
    --success: #0d7c3d;
    --success-bg: #e6f5ec;
    --error: #c0392b;
    --error-bg: #fde8e8;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* === Header === */
.header {
    background: var(--primary);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 14px;
}

.emblem {
    font-size: 32px;
    color: var(--gold);
    line-height: 1;
}

.logo-text h1 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo-text p {
    font-size: 11px;
    opacity: 0.8;
    letter-spacing: 0.3px;
}

.nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.15);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
}

/* === Hero === */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, #1a5276 100%);
    color: var(--white);
    padding: 100px 24px;
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cdefs%3E%3Cpattern id='grid' width='60' height='60' patternUnits='userSpaceOnUse'%3E%3Cpath d='M 60 0 L 0 0 0 60' fill='none' stroke='rgba(255,255,255,0.03)' stroke-width='1'/%3E%3C/pattern%3E%3C/defs%3E%3Crect width='60' height='60' fill='url(%23grid)'/%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.hero-content h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 18px;
    letter-spacing: -0.5px;
}

.hero-content p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 36px;
    line-height: 1.7;
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: var(--gold);
    color: var(--primary-dark);
    border-color: var(--gold);
}

.btn-primary:hover {
    background: #b8933e;
    border-color: #b8933e;
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
    margin-left: 12px;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.btn-secondary {
    background: var(--white);
    color: var(--text);
    border-color: var(--border);
}

.btn-secondary:hover {
    background: var(--bg);
}

.btn-lg {
    padding: 14px 40px;
    font-size: 16px;
}

/* === Sections === */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 16px;
    margin-bottom: 48px;
}

/* === How It Works === */
.how-it-works {
    background: var(--white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.step-card {
    text-align: center;
    padding: 32px 20px;
    border-radius: var(--radius);
    background: var(--bg);
    border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 16px;
}

.step-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--primary);
}

.step-card p {
    font-size: 14px;
    color: var(--text-light);
}

/* === Application Form === */
.apply-section {
    background: var(--bg);
}

.application-form {
    max-width: 900px;
    margin: 0 auto;
}

.form-fieldset {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    margin-bottom: 24px;
}

.form-fieldset legend {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary);
    padding: 0 12px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text);
}

.required {
    color: var(--error);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    background: var(--white);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1);
}

.form-group input[type="file"] {
    padding: 8px;
    font-size: 13px;
}

.form-group small {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 4px;
}

.form-group .error-message {
    font-size: 12px;
    color: var(--error);
    margin-top: 4px;
    display: none;
}

.form-group.has-error .error-message {
    display: block;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    line-height: 1.5;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.declaration-fieldset .form-group {
    margin-bottom: 16px;
}

.declaration-fieldset .form-group:last-child {
    margin-bottom: 0;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    margin-top: 8px;
}

/* === Track Section === */
.track-section {
    background: var(--white);
}

.track-form-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.track-input-group {
    display: flex;
    gap: 12px;
}

.track-input-group input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
}

.track-input-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

.track-result {
    margin-top: 24px;
    padding: 24px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.track-result.status-pending {
    background: #fff8e1;
    border-color: #f9a825;
}

.track-result.status-approved {
    background: var(--success-bg);
    border-color: var(--success);
}

.track-result.status-denied {
    background: var(--error-bg);
    border-color: var(--error);
}

/* === Contact === */
.contact-section {
    background: var(--bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.contact-card {
    background: var(--white);
    padding: 32px 20px;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    font-size: 36px;
    margin-bottom: 12px;
}

.contact-card h3 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 8px;
}

.contact-card p {
    font-size: 14px;
    color: var(--text-light);
}

.contact-card small {
    font-size: 12px;
    color: #999;
}

/* === Footer === */
.footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 40px 0;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-brand .emblem {
    font-size: 24px;
}

.footer-brand p {
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--gold);
}

.footer-legal {
    font-size: 12px;
    opacity: 0.6;
}

.footer-legal a {
    color: inherit;
    text-decoration: none;
}

.footer-legal a:hover {
    text-decoration: underline;
}

/* === Modal === */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 24px;
}

.modal-content {
    background: var(--white);
    border-radius: 12px;
    padding: 48px;
    max-width: 500px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.modal-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--success-bg);
    color: var(--success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 20px;
}

.modal-content h3 {
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 12px;
}

.ref-number {
    background: var(--accent-light);
    padding: 12px;
    border-radius: 6px;
    margin: 16px 0;
    font-size: 16px;
}

.modal-note {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 24px;
}

/* === Utility === */
.hidden {
    display: none !important;
}

/* === Responsive === */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--primary);
        flex-direction: column;
        padding: 16px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav.open {
        display: flex;
    }

    .hero-content h2 {
        font-size: 28px;
    }

    .hero-content p {
        font-size: 16px;
    }

    .hero {
        padding: 60px 24px;
    }

    .steps-grid,
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .track-input-group {
        flex-direction: column;
    }

    .form-actions {
        flex-direction: column;
    }

    .btn-outline {
        margin-left: 0;
        margin-top: 8px;
    }

    .section {
        padding: 48px 0;
    }
}

@media (max-width: 480px) {
    .steps-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .logo-text h1 {
        font-size: 15px;
    }

    .logo-text p {
        font-size: 10px;
    }

    .form-fieldset {
        padding: 20px;
    }
}