/* Base styles – shared across public pages */

:root {
    --primary-color: #1f4f83;
    --primary-dark: #0f2a4d;
    --primary-light: #2f5f96;
    --accent-color: #d4af37;
    --accent-light: #f0dc73;
    --text-main: #0f172a;
    --text-muted: #475569;
    --surface: #ffffff;
    --surface-muted: #f7faff;
    --border: rgba(15, 42, 77, 0.12);
    --shadow: 0 12px 28px rgba(15, 42, 77, 0.12);
    --radius: 16px;
    --header-height: 84px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--text-main);
    background: var(--surface-muted);
    line-height: 1.7;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

button,
input,
select,
textarea {
    font: inherit;
}

.container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}

/* Header */
.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(15, 42, 77, 0.08);
}

.header-container {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
}

.header-content {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo-icon img {
    height: 56px;
    width: auto;
}

body.homepage .logo-icon img {
    height: 80px;
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 6px;
}

.main-nav a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 12px;
    color: var(--text-main);
    font-weight: 600;
    transition: background 0.2s ease, color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
    background: rgba(31, 79, 131, 0.08);
    color: var(--primary-color);
}

.main-nav .has-submenu {
    position: relative;
}

.main-nav .submenu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 240px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: 0.2s ease;
    z-index: 20;
}

.main-nav .has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-nav .submenu a {
    width: 100%;
    border-radius: 10px;
}

.register-btn-header {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: #fff;
    font-weight: 700;
    overflow: hidden;
    flex-shrink: 0;
}

.register-btn-header .btn-content {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.mobile-menu-btn {
    display: none;
    width: 46px;
    height: 46px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--surface);
    color: var(--primary-color);
    cursor: pointer;
}

/* Mobile menu */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    opacity: 0;
    visibility: hidden;
    transition: 0.25s ease;
    z-index: 1100;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(320px, 88vw);
    height: 100vh;
    background: var(--surface);
    box-shadow: -12px 0 40px rgba(15, 42, 77, 0.18);
    padding: 24px 20px;
    transition: right 0.3s ease;
    z-index: 1200;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-close {
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: transparent;
    color: var(--text-main);
    cursor: pointer;
    margin-bottom: 20px;
}

.mobile-menu-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 10px;
    border-radius: 10px;
    font-weight: 600;
}

.mobile-menu-nav a:hover,
.mobile-menu-nav a.active {
    background: rgba(31, 79, 131, 0.08);
    color: var(--primary-color);
}

.mobile-menu-nav .submenu {
    padding-right: 16px;
    margin-top: 4px;
}

.mobile-register-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-top: 20px;
    padding: 14px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: #fff;
    font-weight: 700;
}

/* Alerts */
.system-alert-section {
    padding: 16px 0 0;
}

.system-alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 12px;
    background: #fff7ed;
    border: 1px solid #fdba74;
    color: #9a3412;
    font-weight: 600;
}

/* Hero */
.hero-slider {
    position: relative;
    min-height: 72vh;
    overflow: hidden;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.hero-slide.active {
    opacity: 1;
    position: relative;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 42, 77, 0.82), rgba(47, 95, 150, 0.55));
}

.hero-container {
    position: relative;
    z-index: 2;
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
    min-height: 72vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
}

.hero-content {
    max-width: 720px;
    color: #fff;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.25);
    margin-bottom: 18px;
}

.hero-title {
    margin: 0 0 16px;
    font-size: clamp(32px, 5vw, 52px);
    line-height: 1.3;
    font-weight: 900;
}

.hero-description {
    margin: 0 0 28px;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.92);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    border-radius: 14px;
    font-weight: 700;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #b8941f);
    color: #0f172a;
    box-shadow: 0 10px 24px rgba(212, 175, 55, 0.35);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-primary:hover,
.btn-secondary:hover {
    transform: translateY(-2px);
}

/* Sections */
.features-section,
.services-section {
    padding: 80px 0;
}

.features-section {
    background: linear-gradient(180deg, #eef4ff 0%, #f8fbff 100%);
}

.services-section {
    background: linear-gradient(180deg, #f8fbff 0%, #eef4ff 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(31, 79, 131, 0.08);
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 14px;
}

.section-title,
.section-title-main {
    margin: 0 0 12px;
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 900;
    color: var(--primary-dark);
}

.section-description {
    margin: 0 auto;
    max-width: 720px;
    color: var(--text-muted);
    font-size: 17px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 28px 24px;
    text-align: center;
    box-shadow: 0 10px 24px rgba(15, 42, 77, 0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 18px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eaf2ff, #dce9fb);
    color: var(--primary-color);
    font-size: 30px;
}

.feature-card h3 {
    margin: 0 0 10px;
    color: var(--primary-dark);
    font-size: 20px;
}

.feature-card p {
    margin: 0;
    color: var(--text-muted);
}

.feature-card a {
    color: var(--primary-color);
    text-decoration: underline;
    text-underline-offset: 3px;
    font-weight: 600;
}

.feature-card a:hover {
    color: var(--accent-color);
}

/* Service cards */
.services-grid-all {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
}

.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 12px 28px rgba(15, 42, 77, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
}

.service-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 42, 77, 0.55);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.service-card:hover .service-overlay {
    opacity: 1;
}

.service-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border: none;
    border-radius: 12px;
    background: #fff;
    color: var(--primary-dark);
    font-weight: 700;
    cursor: pointer;
}

.service-info {
    position: relative;
    padding: 20px;
}

.service-info h3 {
    margin: 10px 0 8px;
    font-size: 20px;
    color: var(--primary-dark);
}

.service-info p {
    margin: 0;
    color: var(--text-muted);
    font-size: 14px;
}

.service-category-tag {
    display: inline-flex;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    background: rgba(31, 79, 131, 0.1);
    color: var(--primary-color);
}

.service-category-tag.health { background: rgba(16, 185, 129, 0.12); color: #047857; }
.service-category-tag.cultural { background: rgba(99, 102, 241, 0.12); color: #4338ca; }
.service-category-tag.entertainment { background: rgba(245, 158, 11, 0.15); color: #b45309; }

/* Footer */
.main-footer {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: #fff;
    padding: 60px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.footer-section h3 {
    margin: 0 0 16px;
    font-size: 20px;
}

.footer-section p,
.footer-section li {
    color: rgba(255, 255, 255, 0.88);
    margin-bottom: 8px;
}

.footer-section ul li a:hover {
    color: var(--accent-light);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    text-align: center;
    color: rgba(255, 255, 255, 0.85);
}

/* Auth modal */
.auth-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 2000;
}

.auth-modal-overlay.active {
    display: flex;
}

.auth-modal {
    width: min(460px, 100%);
    background: var(--surface);
    border-radius: 20px;
    padding: 28px;
    position: relative;
    box-shadow: var(--shadow);
}

.auth-modal-close {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 38px;
    height: 38px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: transparent;
    cursor: pointer;
}

.auth-modal-header h3 {
    margin: 0 0 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-dark);
}

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-main);
}

.form-group input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #f8fbff;
}

.submit-btn,
.resend-otp-btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

.resend-otp-btn {
    margin-top: 10px;
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--border);
}

.error-message {
    display: none;
    margin-top: 12px;
    padding: 12px;
    border-radius: 10px;
    background: #fef2f2;
    color: #b91c1c;
    font-size: 14px;
}

.error-message.show {
    display: block;
}

/* AOS-lite */
[data-aos] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Shared states */
.loading-spinner,
.empty-state,
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 48px 20px;
    color: var(--text-muted);
    grid-column: 1 / -1;
}

.loading-spinner i,
.empty-state i,
.error-state i {
    font-size: 36px;
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 1024px) {
    .main-nav,
    .register-btn-header {
        display: none;
    }

    .mobile-menu-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 72px;
    }

    .hero-container {
        min-height: 62vh;
        padding-top: 90px;
    }

    .features-section,
    .services-section {
        padding: 60px 0;
    }

    .services-grid-all {
        grid-template-columns: 1fr;
    }
}