:root {
    /* Colors - Light Mode */
    --primary-color: #2e7d32;
    --primary-hover: #1b5e20;
    --secondary-color: #37474f;
    --bg-color: #f5f7fa;
    --surface-color: #ffffff;
    --text-color: #263238;
    --text-muted: #546e7a;
    --accent-color: #ff8f00;
    --accent-hover: #ff6f00;
    --border-color: #e0e0e0;
    --error-color: #d32f2f;
    --success-color: #388e3c;

    /* Typography */
    --font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    /* Spacing & Layout */
    --border-radius: 12px;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --container-width: 1200px;

    /* Shadows & Transitions */
    --box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    --hover-shadow: 0 8px 24px rgba(0,0,0,0.1);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --primary-color: #4caf50;
    --primary-hover: #81c784;
    --bg-color: #121212;
    --surface-color: #1e1e1e;
    --text-color: #e0e0e0;
    --text-muted: #9e9e9e;
    --border-color: #333333;
    --box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    --hover-shadow: 0 8px 24px rgba(0,0,0,0.5);
}

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

html, body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
    scroll-behavior: smooth;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-hover);
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

/* Header */
#main-header {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
}

[data-theme="dark"] #main-header {
    background-color: rgba(30, 30, 30, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

#main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
}

.logo a {
    display: flex;
    flex-direction: column;
    color: var(--text-color);
}

.logo h1 {
    font-size: 1.6rem;
    color: var(--primary-color);
    margin: 0;
    line-height: 1.2;
    font-weight: 800;
}

.logo p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

/* Shared navigation: compact, semantic icons and accessible active states. */
#main-nav {
    min-width: 0;
}

#main-nav ul {
    display: flex;
    align-items: center;
    gap: clamp(0.1rem, 0.45vw, 0.65rem);
}

#main-nav a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-height: 42px;
    padding: 0.42rem 0.52rem;
    position: relative;
    border-radius: 10px;
    color: var(--text-color);
    font-size: clamp(0.84rem, 0.95vw, 0.95rem);
    font-weight: 600;
    line-height: 1.35;
    white-space: nowrap;
    transition: color 0.2s, background-color 0.2s;
}

#main-nav .nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.7rem;
    height: 1.7rem;
    flex: 0 0 1.7rem;
    border-radius: 8px;
    background: rgba(46, 125, 50, 0.09);
    color: var(--primary-color);
    font-size: 0.85rem;
}

[data-theme="dark"] #main-nav .nav-icon {
    background: rgba(76, 175, 80, 0.14);
}

#main-nav a::after {
    content: '';
    position: absolute;
    inset-inline: 0.65rem;
    bottom: 2px;
    height: 2px;
    border-radius: 2px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.2s;
}

#main-nav a:is(:hover, :focus-visible, [aria-current="page"], .nav-parent-active) {
    background: rgba(46, 125, 50, 0.09);
    color: var(--primary-color);
}

#main-nav a:is(:hover, :focus-visible, [aria-current="page"], .nav-parent-active)::after {
    transform: scaleX(1);
}

#main-nav a:focus-visible, .mobile-menu-toggle:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

#main-header .header-actions {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.header-actions button {
    background: none;
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--text-color);
    padding: var(--spacing-sm);
    border-radius: 50%;
    transition: var(--transition);
}

.header-actions button:hover {
    background-color: var(--border-color);
    transform: rotate(15deg);
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: #fff;
    padding: 0.8rem 1.5rem;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.btn:hover {
    background-color: var(--primary-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.btn:active {
    transform: translateY(0);
}

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

.btn-secondary:hover {
    background-color: #263238;
}

/* Grid System */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

/* Cards */
.card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.tool-card-title {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-sm);
}

.tool-badges { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.tool-badge {
    background: rgba(46, 125, 50, 0.12);
    color: var(--primary-color);
    border-radius: 999px;
    padding: 0.15rem 0.5rem;
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap;
}
.tool-badge-new { background: var(--accent-color); color: #fff; }
.tool-card-actions {
    margin-top: auto;
    padding-top: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}
.fav-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    font-size: 1.25rem;
}
.category-link { margin-top: auto; }
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    padding: var(--spacing-lg);
}
.error-state { color: var(--error-color); }

.citizen-assistant-section { padding: var(--spacing-lg) 0 4rem; }
.assistant-banner {
    background: linear-gradient(135deg, var(--primary-color), #124d25);
    color: #fff;
    border-radius: calc(var(--border-radius) * 1.5);
    padding: clamp(1.5rem, 5vw, 3rem);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}
.assistant-banner h3 { font-size: clamp(1.7rem, 4vw, 2.4rem); margin: 0.25rem 0; }
.assistant-banner .btn { background: #fff; color: var(--primary-color); white-space: nowrap; }
.eyebrow { display: inline-block; color: var(--accent-color); font-weight: 800; font-size: 0.85rem; }
.procedures-page { padding-top: 2rem; padding-bottom: 4rem; }
.page-intro { max-width: 760px; margin-bottom: 2rem; }
.page-intro h2 { font-size: clamp(2rem, 5vw, 3rem); margin: 0.3rem 0; }
.notice-box {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(255, 143, 0, 0.1);
    border-right: 4px solid var(--accent-color);
    border-radius: var(--border-radius);
}
.procedure-card { gap: 0.8rem; }
.procedure-steps { display: grid; gap: 0.55rem; margin: 0.5rem 0; }
.procedure-step { display: flex; gap: 0.65rem; align-items: flex-start; cursor: pointer; }
.procedure-step input { width: 1.15rem; height: 1.15rem; margin-top: 0.2rem; accent-color: var(--primary-color); }
.procedure-step input:checked + span { text-decoration: line-through; color: var(--text-muted); }
.procedure-tools { display: flex; flex-wrap: wrap; gap: 0.45rem; align-items: center; }
.procedure-tool { background: var(--bg-color); border: 1px solid var(--border-color); border-radius: 999px; padding: 0.25rem 0.65rem; font-size: 0.85rem; }
.procedure-card small { color: var(--text-muted); }

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: 0;
    color: var(--text-color);
    font-size: 1.6rem;
    cursor: pointer;
}
.pwa-update-notice {
    position: fixed;
    inset-inline: 1rem;
    bottom: 1rem;
    z-index: 2000;
    max-width: 520px;
    margin-inline: auto;
    padding: 0.85rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: var(--secondary-color);
    color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--hover-shadow);
}
.pwa-update-notice button { border: 0; border-radius: 8px; padding: 0.55rem 0.8rem; cursor: pointer; font-weight: 700; }

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
    border-color: var(--primary-color);
}

.card-icon {
    font-size: 2.2rem;
    margin-bottom: var(--spacing-md);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: rgba(46, 125, 50, 0.1);
    color: var(--primary-color);
}

[data-theme="dark"] .card-icon {
    background-color: rgba(76, 175, 80, 0.1);
}

.card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
    background-color: var(--primary-color);
    color: #fff;
}

.card h4 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.card p {
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

/* Footer */
#main-footer {
    background-color: #1a232c;
    color: #cfd8dc;
    padding: 4rem 0 2rem 0;
    margin-top: 5rem;
    border-top: none;
}

#main-footer a {
    color: #cfd8dc;
}

#main-footer a:hover {
    color: var(--accent-color);
}

#main-footer .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.footer-info h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-copyright {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Sections */
section {
    padding: 4rem 0;
}

.hero-section {
    text-align: center;
    background: linear-gradient(135deg, #1b5e20, #2e7d32, #4caf50, #2e7d32);
    background-size: 300% 300%;
    animation: gradientBG 10s ease infinite;
    color: #fff;
    padding: 7rem 0 8rem 0;
    position: relative;
    clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-section h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    font-weight: 800;
}

.hero-section p {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.search-box {
    max-width: 650px;
    margin: 0 auto;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 1.2rem;
    border-radius: 30px;
    border: none;
    font-size: 1.1rem;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    box-shadow: 0 12px 25px rgba(0,0,0,0.25);
    transform: translateY(-2px);
}

.hidden {
    display: none !important;
}

/* Common form styles */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-color);
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--surface-color);
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.1);
}

/* Footer links enhancement (site-wide) */
#main-footer {
    padding-block: clamp(2.75rem, 5vw, 4rem) 1.5rem;
}

#main-footer .container {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(1.5rem, 4vw, 4rem);
    row-gap: 1.75rem;
}

#main-footer .footer-info,
#main-footer .footer-links {
    min-width: 0;
}

#main-footer .footer-info p {
    max-width: 35rem;
    color: #bdcbd1;
    line-height: 1.9;
}

#main-footer .footer-links ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
}

#main-footer .footer-links a.footer-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 0;
    min-height: 48px;
    padding: 0.55rem 0.65rem;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.035);
    text-align: start;
    font-size: 0.94rem;
    font-weight: 550;
    line-height: 1.5;
    overflow-wrap: anywhere;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

#main-footer .footer-link-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 2.15rem;
    width: 2.15rem;
    height: 2.15rem;
    border-radius: 10px;
    background: rgba(76, 175, 80, 0.16);
    color: #81c784;
    font-size: 0.92rem;
}

#main-footer .footer-links a.footer-link:hover,
#main-footer .footer-links a.footer-link:focus-visible,
#main-footer .footer-links a.footer-link[aria-current="page"] {
    color: #ffffff;
    background: rgba(76, 175, 80, 0.14);
    border-color: rgba(129, 199, 132, 0.45);
}

#main-footer .footer-links a.footer-link:hover {
    transform: translateY(-2px);
}

#main-footer .footer-social {
    flex-wrap: wrap;
    align-items: center;
}

#main-footer .footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(129, 199, 132, 0.25);
    border-radius: 12px;
    background: rgba(76, 175, 80, 0.12);
    color: #a5d6a7;
    font-size: 1.2rem;
    transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

#main-footer .footer-social a:hover {
    background: rgba(76, 175, 80, 0.25);
    border-color: #81c784;
    color: #ffffff;
    transform: translateY(-2px);
}

#main-footer a:focus-visible {
    outline: 2px solid #ffb74d;
    outline-offset: 3px;
}

#main-footer .footer-copyright {
    margin-top: 0;
    border-top-color: rgba(255, 255, 255, 0.15) !important;
    color: #bdcbd1;
    font-size: 0.9rem;
}

@media (prefers-reduced-motion: reduce) {
    #main-footer .footer-links a.footer-link,
    #main-footer .footer-social a {
        transition: none;
        transform: none;
    }
}