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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: #f9fbfc;
    color: #1e2a3a;
    line-height: 1.6;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== COLOR VARIABLES ===== */
:root {
    --primary: #00bcd4;
    --primary-dark: #00838f;
    --primary-light: #e0f7fa;
    --primary-mid: #26c6da;
    --primary-deep: #006064;
    --accent: #00acc1;
    --text-dark: #1e2a3a;
    --text-muted: #546e7a;
    --white: #ffffff;
    --shadow: 0 8px 30px rgba(0, 188, 212, 0.12);
    --shadow-hover: 0 16px 48px rgba(0, 188, 212, 0.20);
    --radius: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --header-height: 76px;
}

/* ===== HERO TYPOGRAPHY (responsive) ===== */
.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--text-dark);
    margin-bottom: 20px;
}
.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 520px;
    margin-bottom: 32px;
}

/* ===== SKIP TO CONTENT ===== */
.skip-to-content {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-dark);
    color: var(--white);
    padding: 10px 24px;
    border-radius: 0 0 8px 8px;
    font-weight: 600;
    z-index: 10000;
    transition: top 0.2s ease;
}
.skip-to-content:focus {
    top: 0;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}
.btn:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 3px;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(0, 188, 212, 0.35);
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 188, 212, 0.45);
}
.btn-primary:active {
    transform: translateY(0);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--white);
    color: var(--primary-dark);
}
.btn-white:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.9rem;
}

/* ===== HEADER / NAV ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 188, 212, 0.10);
    transition: var(--transition);
    height: var(--header-height);
}
.header.scrolled {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-dark);
}
.logo:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 4px;
    border-radius: 8px;
}
.logo i {
    font-size: 2rem;
    color: var(--primary);
}
.logo span {
    color: var(--text-dark);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-muted);
    transition: var(--transition);
    position: relative;
    cursor: pointer;
    padding: 4px 0;
}
.nav-links a:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 4px;
    border-radius: 4px;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2.5px;
    background: var(--primary);
    transition: var(--transition);
    border-radius: 4px;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--text-dark);
}
.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    background: var(--primary);
    color: var(--white) !important;
    padding: 10px 24px !important;
    border-radius: 50px;
    font-weight: 600 !important;
}
.nav-cta::after {
    display: none !important;
}
.nav-cta:hover {
    background: var(--primary-dark) !important;
    color: var(--white) !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
    border-radius: 6px;
}
.hamburger:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}
.hamburger span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 4px;
    transition: var(--transition);
}
.hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ===== PAGE HERO (for inner pages) ===== */
.page-hero {
    padding: 130px 0 60px;
    background: linear-gradient(135deg, #e0f7fa 0%, #b2ebf2 50%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -20%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(0, 188, 212, 0.06);
    pointer-events: none;
}
.page-hero .container {
    position: relative;
    z-index: 2;
}
.page-hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 12px;
}
.page-hero p {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 600px;
}
.page-hero .accent-line {
    display: inline-block;
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 4px;
    margin-top: 16px;
}

/* ===== BREADCRUMBS ===== */
.breadcrumbs {
    padding: 16px 0;
    background: var(--white);
    border-bottom: 1px solid rgba(0, 188, 212, 0.08);
    font-size: 0.85rem;
    color: var(--text-muted);
}
.breadcrumbs a {
    color: var(--primary-dark);
    font-weight: 500;
}
.breadcrumbs a:hover {
    text-decoration: underline;
}
.breadcrumbs i {
    margin: 0 8px;
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ===== SECTION TITLES ===== */
.section-title {
    text-align: center;
    margin-bottom: 48px;
}
.section-title h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 12px;
}
.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 640px;
    margin: 0 auto;
}
.section-title .accent-line {
    display: inline-block;
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 4px;
    margin-top: 8px;
}

/* ===== CARDS ===== */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 188, 212, 0.06);
    overflow: hidden;
    transition: var(--transition);
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}
.card-body {
    padding: 32px;
}
.card-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-dark);
}
.card-body p {
    color: var(--text-muted);
    font-size: 0.95rem;
}
.card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 16px;
}

/* ===== STATISTICS BANNER ===== */
.stats-banner {
    background: var(--primary-dark);
    color: var(--white);
    padding: 48px 0;
}
.stats-banner .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}
.stats-banner .stat-item .number {
    font-size: 2.6rem;
    font-weight: 800;
    display: block;
    letter-spacing: -0.5px;
}
.stats-banner .stat-item .label {
    font-size: 0.95rem;
    opacity: 0.85;
    font-weight: 400;
}

/* ===== PRODUCT CARDS ===== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}
.product-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(0, 188, 212, 0.06);
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}
.product-card:focus-within {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}
.product-card .img-wrap {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}
.product-card .img-wrap img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    border-radius: 8px;
    transition: var(--transition);
}
.product-card:hover .img-wrap img {
    transform: scale(1.04);
}
.product-card .body {
    padding: 24px 20px 28px;
}
.product-card .body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}
.product-card .body .tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 12px;
    border-radius: 50px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 10px;
}
.product-card .body p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 14px;
}
.product-card .body .popia-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #e8f5e9;
    color: #2e7d32;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 50px;
}
.product-card .body .popia-badge i {
    font-size: 0.85rem;
}

/* Product detail section */
.product-detail {
    padding: 40px 0;
    background: var(--white);
}
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
    margin-bottom: 40px;
}
.product-detail-grid.reverse {
    direction: rtl;
}
.product-detail-grid.reverse > * {
    direction: ltr;
}
.product-detail-image {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.product-detail-image img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
}
.product-detail-text h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}
.product-detail-text .tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 50px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.product-detail-text p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 1.02rem;
}
.feature-list {
    margin: 16px 0;
}
.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 10px;
    color: var(--text-dark);
    font-size: 0.95rem;
}
.feature-list li i {
    color: var(--primary);
    margin-top: 2px;
    flex-shrink: 0;
}

/* ===== COMPARISON TABLE ===== */
.comparison-section {
    padding: 40px 0 60px;
    background: var(--white);
}
.comparison-table-wrapper {
    overflow-x: auto;
}
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
}
.comparison-table th,
.comparison-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid #e8edf0;
}
.comparison-table th {
    background: var(--primary-dark);
    color: var(--white);
    font-weight: 600;
    font-size: 0.9rem;
}
.comparison-table th:first-child {
    border-radius: 10px 0 0 0;
}
.comparison-table th:last-child {
    border-radius: 0 10px 0 0;
}
.comparison-table td {
    font-size: 0.92rem;
    color: var(--text-muted);
}
.comparison-table td strong {
    color: var(--text-dark);
}
.comparison-table tr:hover td {
    background: #f5fafb;
}
.comparison-table .fa-check {
    color: #2e7d32;
}
.comparison-table .fa-times {
    color: #c62828;
    opacity: 0.5;
}

/* ===== ABOUT PAGE ===== */
.about-section {
    padding: 60px 0;
}
.timeline {
    position: relative;
    padding-left: 32px;
    border-left: 3px solid var(--primary-light);
    margin: 32px 0;
}
.timeline-item {
    position: relative;
    padding-bottom: 28px;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: -41px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid var(--white);
    box-shadow: 0 0 0 3px var(--primary-light);
}
.timeline-item .year {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-dark);
    background: var(--primary-light);
    padding: 2px 12px;
    border-radius: 50px;
    display: inline-block;
    margin-bottom: 6px;
}
.timeline-item h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}
.timeline-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-top: 32px;
}
.value-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 188, 212, 0.06);
    transition: var(--transition);
}
.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.value-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 14px;
}
.value-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}
.value-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 28px;
    margin-top: 32px;
}
.team-card {
    text-align: center;
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 188, 212, 0.06);
    transition: var(--transition);
}
.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.team-card .avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 2rem;
    color: var(--primary-dark);
}
.team-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}
.team-card .role {
    font-size: 0.85rem;
    color: var(--primary-dark);
    font-weight: 600;
    margin-bottom: 8px;
}
.team-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.cert-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 24px;
}
.cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 188, 212, 0.08);
}
.cert-badge i {
    color: var(--primary);
}

/* ===== TERMS PAGE ===== */
.terms-section {
    padding: 60px 0;
}
.terms-nav {
    position: sticky;
    top: calc(var(--header-height) + 20px);
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 188, 212, 0.06);
}
.terms-nav h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--text-dark);
}
.terms-nav ul li {
    margin-bottom: 6px;
}
.terms-nav ul li a {
    font-size: 0.9rem;
    color: var(--text-muted);
    padding: 4px 0;
    display: block;
    transition: var(--transition);
}
.terms-nav ul li a:hover {
    color: var(--primary-dark);
    padding-left: 6px;
}
.terms-nav ul li a.active {
    color: var(--primary-dark);
    font-weight: 600;
}
.terms-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 40px;
    align-items: start;
}
.terms-content {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 48px;
    box-shadow: var(--shadow);
}
.terms-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 40px 0 14px;
    color: var(--text-dark);
    scroll-margin-top: calc(var(--header-height) + 20px);
}
.terms-content h3:first-of-type {
    margin-top: 0;
}
.terms-content h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 20px 0 8px;
    color: var(--text-dark);
}
.terms-content p {
    color: var(--text-muted);
    margin-bottom: 14px;
    font-size: 0.98rem;
}
.terms-content ul {
    padding-left: 24px;
    margin-bottom: 14px;
}
.terms-content ul li {
    list-style: disc;
    color: var(--text-muted);
    margin-bottom: 6px;
    font-size: 0.95rem;
}
.terms-content ol {
    padding-left: 24px;
    margin-bottom: 14px;
}
.terms-content ol li {
    color: var(--text-muted);
    margin-bottom: 6px;
    font-size: 0.95rem;
}
.terms-content a {
    color: var(--primary-dark);
    text-decoration: underline;
}
.terms-content strong {
    color: var(--text-dark);
}

/* ===== CONTACT PAGE ===== */
.contact-section {
    padding: 60px 0;
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}
.contact-info h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 28px;
    font-size: 1.05rem;
}
.contact-info .detail {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}
.contact-info .detail i {
    width: 44px;
    height: 44px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 1.2rem;
    flex-shrink: 0;
}
.contact-info .detail .text {
    font-weight: 500;
}
.contact-info .detail .text a {
    color: var(--text-dark);
}
.contact-info .detail .text a:hover {
    color: var(--primary-dark);
}
.contact-info .detail .text small {
    display: block;
    font-weight: 400;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.social-links {
    margin-top: 28px;
    display: flex;
    gap: 12px;
}
.social-links a {
    background: var(--primary-light);
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600;
    color: var(--primary-dark);
    font-size: 0.9rem;
    transition: var(--transition);
}
.social-links a:hover {
    background: var(--primary);
    color: var(--white);
}

.contact-form {
    background: var(--white);
    padding: 36px 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.contact-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 0.9rem;
    color: var(--text-dark);
}
.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e8edf0;
    border-radius: 10px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
    background: #fafcfc;
    margin-bottom: 18px;
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0, 188, 212, 0.12);
    background: var(--white);
}
.contact-form textarea {
    min-height: 130px;
    resize: vertical;
}
.contact-form .btn {
    width: 100%;
}

/* ===== Form states (@formspree/ajax compatible) ===== */

/* Success banner — hidden by default, shown by the library */
.form-success {
    background: #e8f5e9;
    color: #2e7d32;
    padding: 16px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-weight: 500;
    display: none;
    align-items: center;
    gap: 10px;
}
/* Shown when @formspree/ajax injects content OR .visible class */
.form-success[data-fs-success]:not(:empty),
.form-success.visible {
    display: flex;
}

/* Error messages — hidden by default, shown by the library */
.form-error {
    background: #fce4ec;
    color: #c62828;
    padding: 12px 16px;
    border-radius: 8px;
    margin-top: -12px;
    margin-bottom: 14px;
    font-size: 0.85rem;
    font-weight: 500;
    display: none;
}
/* Shown when @formspree/ajax injects content OR .visible class */
.form-error[data-fs-error]:not(:empty),
.form-error.visible {
    display: block;
}

/* Consent checkbox label */
.consent-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 400;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: -8px;
    margin-bottom: 18px;
    cursor: pointer;
}
.consent-label input[type="checkbox"] {
    width: auto;
    margin-bottom: 0;
    margin-top: 3px;
}
.consent-label a {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Small note under submit button */
.form-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 8px;
    text-align: center;
}
.form-note a {
    color: var(--primary);
}

/* Fields with validation errors (aria-invalid added by @formspree/ajax) */
.contact-form input[aria-invalid="true"],
.contact-form textarea[aria-invalid="true"],
.contact-form select[aria-invalid="true"],
.contact-form input.error,
.contact-form textarea.error,
.contact-form select.error {
    border-color: #ef5350;
    background: #fff5f5;
}
.contact-form input[aria-invalid="true"]:focus,
.contact-form textarea[aria-invalid="true"]:focus,
.contact-form select[aria-invalid="true"]:focus,
.contact-form input.error:focus,
.contact-form textarea.error:focus,
.contact-form select.error:focus {
    box-shadow: 0 0 0 4px rgba(239, 83, 80, 0.12);
}

/* Submit button loading state (disabled by @formspree/ajax during submission) */
.contact-form button[data-fs-submit-btn]:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Office locations */
.office-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 32px;
}
.office-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 188, 212, 0.06);
}
.office-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}
.office-card .city {
    font-size: 0.85rem;
    color: var(--primary-dark);
    font-weight: 600;
    margin-bottom: 12px;
}
.office-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.office-card p i {
    width: 18px;
    color: var(--primary);
    margin-right: 6px;
}

/* Map embed */
.map-embed {
    width: 100%;
    height: 350px;
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-top: 24px;
}

/* ===== POPIA SECTION ===== */
.popia-section {
    margin-top: 56px;
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 48px;
    box-shadow: var(--shadow);
    border-left: 6px solid var(--primary);
}
.popia-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.popia-section h3 i {
    color: var(--primary);
    flex-shrink: 0;
}
.popia-section p {
    color: var(--text-muted);
    font-size: 1.02rem;
    max-width: 800px;
}
.popia-section .badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}
.popia-section .badge-row span {
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 6px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* ===== FAQ SECTION ===== */
.faq-section {
    padding: 60px 0;
    background: #f5fafb;
}
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    background: var(--white);
    border-radius: 12px;
    margin-bottom: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
}
.faq-item summary {
    padding: 20px 24px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    list-style: none;
}
.faq-item summary::-webkit-details-marker {
    display: none;
}
.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}
.faq-item[open] summary::after {
    transform: rotate(45deg);
}
.faq-item summary:hover {
    background: var(--primary-light);
}
.faq-item .faq-answer {
    padding: 0 24px 20px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    text-align: center;
    color: var(--white);
}
.cta-section h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
}
.cta-section p {
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 560px;
    margin: 0 auto 28px;
}
.cta-section .btn-white {
    margin-top: 8px;
}

/* ===== TESTIMONIALS ===== */
.testimonials-section {
    padding: 60px 0;
    background: var(--white);
}
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
}
.testimonial-card {
    background: #f5fafb;
    border-radius: var(--radius);
    padding: 32px;
    border: 1px solid rgba(0, 188, 212, 0.06);
    transition: var(--transition);
}
.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.testimonial-card .stars {
    color: #ffc107;
    margin-bottom: 12px;
    font-size: 0.9rem;
}
.testimonial-card .quote {
    color: var(--text-dark);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 16px;
    font-style: italic;
}
.testimonial-card .author {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 0.95rem;
}
.testimonial-card .company {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== FOOTER ===== */
.footer {
    background: #0d1c2a;
    color: rgba(255, 255, 255, 0.8);
    padding: 48px 0 28px;
}
.footer .container {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.footer-vendors {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-vendors .vendor {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}
.footer-vendors .vendor i {
    font-size: 1.8rem;
    color: var(--primary-light);
}
.footer-vendors .vendor:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.9rem;
}
.footer-bottom .copy {
    opacity: 0.6;
}
.footer-bottom .socials {
    display: flex;
    gap: 16px;
}
.footer-bottom .socials a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: rgba(255, 255, 255, 0.6);
}
.footer-bottom .socials a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* ===== SCROLL REVEAL ===== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===== PREFERS REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    .hamburger[aria-expanded="true"] span {
        transition: none;
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .terms-layout {
        grid-template-columns: 1fr;
    }
    .terms-nav {
        position: static;
        display: none;
    }
    .product-detail-grid,
    .product-detail-grid.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .stats-banner .container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 32px 24px;
        gap: 20px;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
        transform: translateY(-120%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        border-bottom: 3px solid var(--primary-light);
        align-items: stretch;
        text-align: center;
        z-index: 999;
    }
    .nav-links.open {
        transform: translateY(0);
    }
    .nav-links a {
        font-size: 1.1rem;
        padding: 8px 0;
    }
    .nav-cta {
        text-align: center;
        margin-top: 8px;
    }
    .hamburger {
        display: flex;
    }

    .page-hero h1 {
        font-size: 2rem;
    }
    .page-hero p {
        font-size: 1rem;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }
    .product-grid {
        grid-template-columns: 1fr;
    }
    .terms-content {
        padding: 28px 20px;
    }
    .contact-form {
        padding: 24px 20px;
    }
    .popia-section {
        padding: 28px 20px;
    }
    .cta-section h2 {
        font-size: 1.6rem;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .footer-vendors {
        gap: 24px;
    }
    .comparison-table-wrapper {
        margin: 0 -24px;
        padding: 0 24px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        grid-template-columns: 1fr 1fr;
    }
    .container {
        padding: 0 16px;
    }
    .values-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== COMPREHENSIVE MOBILE & TABLET RESPONSIVENESS ===== */

/* --- Tablets (768px - 1023px) --- */
@media (max-width: 1023px) {
    /* Hero section: stack content and reduce font */
    .hero {
        flex-direction: column;
        padding: 60px 0 40px;
    }
    .hero-content {
        max-width: 100%;
        text-align: center;
        padding: 0 8px;
    }
    .hero-title,
    .hero-content h1 {
        font-size: 2.4rem;
    }
    .hero-subtitle,
    .hero-content p {
        font-size: 1.05rem;
        max-width: 100%;
    }
    .hero-content p {
        font-size: 1.05rem !important;
        max-width: 100% !important;
    }
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    .hero-image {
        max-width: 100%;
        margin-top: 32px;
    }
    .hero-image img {
        max-height: 320px;
        margin: 0 auto;
    }

    /* Stats banner */
    .stats-banner .container {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    /* Product grids */
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .product-cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    /* Blog grid */
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    /* About grid */
    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 32px;
    }
    .about-grid img {
        max-width: 400px;
        margin: 0 auto;
    }

    /* Contact grid */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    /* Product detail */
    .product-detail-grid,
    .product-detail-grid.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    .product-detail-image {
        max-height: 350px;
    }

    /* Footer */
    .footer-vendors {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }
    .footer-vendors .vendor {
        font-size: 0.8rem;
    }

    /* Values & team */
    .values-grid,
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Comparison table */
    .comparison-table-wrapper {
        margin: 0 -16px;
        padding: 0 16px;
    }
}

/* --- Large phones / small tablets (481px - 767px) --- */
@media (max-width: 767px) {
    :root {
        --header-height: 64px;
    }

    /* Typography scaling */
    .hero-title,
    .hero-content h1 {
        font-size: 1.9rem;
        line-height: 1.2;
    }
    .hero-subtitle,
    .hero-content p {
        font-size: 1rem;
        max-width: 100%;
    }
    .page-hero h1 {
        font-size: 1.7rem;
    }
    .page-hero p {
        font-size: 1rem;
    }
    .section-title h2 {
        font-size: 1.6rem;
    }
    .cta-section h2 {
        font-size: 1.5rem;
    }

    /* Single column grids */
    .product-grid,
    .product-cards-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    /* Blog card single column */
    .blog-card {
        max-width: 100%;
    }

    /* Hero stats */
    .hero-stats {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    /* Stats banner single column on small screens */
    .stats-banner .container {
        grid-template-columns: 1fr 1fr;
    }

    /* Values & certifications */
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .cert-list {
        grid-template-columns: 1fr;
    }

    /* Contact form */
    .contact-form {
        padding: 20px 16px;
    }
    .contact-form label {
        font-size: 0.9rem;
    }

    /* Featured post */
    .featured-post-image {
        min-height: 180px;
    }
    .featured-post-content {
        padding: 24px;
    }
    .featured-post-content h2 {
        font-size: 1.35rem;
    }

    /* Product detail */
    .product-detail {
        padding: 48px 0;
    }
    .product-detail-image {
        max-height: 280px;
    }

    /* Breadcrumbs */
    .breadcrumbs {
        padding: 14px 0;
        font-size: 0.8rem;
    }

    /* Section padding reduction */
    .about-section {
        padding: 56px 0;
    }
    .cta-section {
        padding: 56px 0;
    }

    /* Comparison table scroll */
    .comparison-table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .comparison-table {
        min-width: 640px;
        font-size: 0.85rem;
    }

    /* Related articles */
    .related-articles {
        gap: 12px;
    }
    .related-article-card {
        padding: 18px;
    }
}

/* --- Small phones (up to 390px) --- */
@media (max-width: 390px) {
    .container {
        padding: 0 12px;
    }
    .hero-title,
    .hero-content h1 {
        font-size: 1.6rem;
    }
    .hero-subtitle,
    .hero-content p {
        font-size: 0.92rem;
    }
    .btn {
        padding: 14px 22px;
        font-size: 0.85rem;
    }
    .page-hero h1 {
        font-size: 1.5rem;
    }
    .section-title h2 {
        font-size: 1.4rem;
    }
    .stats-banner .container {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .hero-stats {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .values-grid {
        grid-template-columns: 1fr;
    }
    .team-grid {
        grid-template-columns: 1fr;
    }
    .product-card-image {
        height: 160px;
    }
    .blog-card-image {
        height: 160px;
    }
    .featured-post-image {
        min-height: 150px;
    }
    .footer-vendors {
        gap: 10px;
    }
    .footer-vendors .vendor {
        font-size: 0.75rem;
        padding: 4px 10px;
    }
    .post-body h3 {
        font-size: 1.05rem;
    }
    .article-cta {
        padding: 28px 20px;
    }
}

/* --- Touch device optimizations --- */
@media (hover: none) and (pointer: coarse) {
    .btn:hover {
        transform: none;
    }
    .product-card:hover,
    .blog-card:hover,
    .related-article-card:hover {
        transform: none;
    }
    .vendor-card:hover {
        transform: none;
        box-shadow: var(--shadow);
    }
    .service-item:hover {
        transform: none;
    }
    .contact-method:hover {
        transform: none;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .header, .hamburger, .hero-buttons, .nav-cta, .footer-bottom .socials, .social-links, .terms-nav, .cta-section .btn {
        display: none !important;
    }
    .stats-banner {
        background: #f0f0f0 !important;
        color: #333 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    section {
        page-break-inside: avoid;
    }
    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: var(--text-muted);
    }
    .btn {
        border: 2px solid var(--primary);
    }
}

/* ===== NAVIGATION DROPDOWN ===== */
.dropdown {
    position: relative;
    display: inline-block;
}
.dropdown > a {
    cursor: pointer;
    display: inline-flex;
    align-items: center;
}
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 260px;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.25s ease;
    z-index: 2000;
    margin-top: 8px;
}
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--text-dark);
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}
.dropdown-menu a:hover {
    background: var(--primary-light);
    color: var(--primary-dark);
    border-left-color: var(--primary);
    padding-left: 24px;
}
.dropdown-menu a.active {
    color: var(--primary-dark);
    font-weight: 600;
    background: var(--primary-light);
    border-left-color: var(--primary);
}
.dropdown-menu i {
    width: 20px;
    text-align: center;
    color: var(--primary);
}

/* ===== PRODUCT CARDS (overview page) ===== */
.product-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
    margin-top: 40px;
}
.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}
.product-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}
.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.product-card:hover .product-card-image img {
    transform: scale(1.05);
}
.product-card-body {
    padding: 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.product-card-body .tag {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--primary);
    background: var(--primary-light);
    padding: 4px 12px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 12px;
    align-self: flex-start;
}
.product-card-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}
.product-card-body p {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-bottom: 20px;
    flex: 1;
}
.product-card-body .btn {
    width: 100%;
    padding: 12px 24px;
    font-size: 0.9rem;
}

/* ===== BLOG PAGE ===== */
.featured-post {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}
.featured-post-image {
    position: relative;
    min-height: 400px;
}
.featured-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.featured-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 12px rgba(0,188,212,0.3);
}
.featured-post-content {
    padding: 40px 40px 40px 0;
    display: flex;
    flex-direction: column;
}
.featured-post-content h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
    line-height: 1.25;
}
.featured-post-content > p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 20px;
}
.post-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}
.post-category {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--primary);
    background: var(--primary-light);
    padding: 4px 14px;
    border-radius: 20px;
}
.post-date {
    font-size: 0.85rem;
    color: var(--text-muted);
}
.post-date i {
    margin-right: 4px;
    color: var(--primary);
}
.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0;
}
.post-tags span {
    font-size: 0.78rem;
    color: var(--text-muted);
    background: #eef4f7;
    padding: 4px 12px;
    border-radius: 16px;
}
.post-body {
    margin-top: 20px;
}
.post-body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 24px 0 10px;
}
.post-body p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 12px;
    line-height: 1.65;
}
.post-body a {
    color: var(--primary-dark);
    text-decoration: underline;
}
.post-cta {
    background: var(--primary-light);
    border-left: 4px solid var(--primary);
    padding: 16px 20px;
    border-radius: 0 10px 10px 0;
    margin-top: 24px;
}
.post-cta p {
    margin: 0;
    color: var(--text-dark);
    font-weight: 500;
}
.post-cta a {
    color: var(--primary-dark);
    font-weight: 700;
    text-decoration: underline;
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 28px;
    margin-top: 40px;
}
.blog-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.blog-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}
.blog-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}
.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}
.blog-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.blog-card-body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 10px 0;
    line-height: 1.3;
}
.blog-card-body h3 a {
    color: inherit;
    transition: color 0.2s ease;
}
.blog-card-body h3 a:hover {
    color: var(--primary-dark);
}
.blog-card-body > p {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-bottom: 16px;
    flex: 1;
    line-height: 1.6;
}
.read-more {
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s ease;
}
.read-more:hover {
    gap: 10px;
}
.read-more i {
    font-size: 0.8rem;
}

/* ===== BLOG ARTICLE PAGE ===== */
.blog-article-page .article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.blog-article-page .article-meta .post-category {
    font-size: 0.8rem;
}
.blog-article-page .article-meta .post-date {
    font-size: 0.9rem;
    color: var(--text-muted);
}
.blog-article-page .article-meta .post-date i {
    margin-right: 4px;
    color: var(--primary);
}
.article-body {
    max-width: 800px;
    margin: 0 auto;
}
.article-body p {
    color: var(--text-dark);
    font-size: 1.05rem;
    line-height: 1.75;
    margin-bottom: 20px;
}
.article-body h2 {
    font-size: 1.7rem;
    font-weight: 800;
    color: var(--text-dark);
    margin: 48px 0 20px;
    line-height: 1.25;
    scroll-margin-top: calc(var(--header-height) + 20px);
}
.article-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 32px 0 12px;
}
.article-body a {
    color: var(--primary-dark);
    text-decoration: underline;
    font-weight: 500;
}
.article-body strong {
    color: var(--text-dark);
    font-weight: 700;
}
.article-highlight {
    background: linear-gradient(135deg, #fff8e1, #fff3e0);
    border-left: 5px solid #ff8f00;
    padding: 24px 28px;
    border-radius: 0 12px 12px 0;
    margin: 28px 0;
}
.article-highlight p {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
}
.article-body ul.checklist {
    padding-left: 0;
    margin: 24px 0;
    list-style: none;
}
.article-body ul.checklist li {
    padding: 14px 0 14px 36px;
    position: relative;
    border-bottom: 1px solid #eef4f7;
    color: var(--text-dark);
    font-size: 1rem;
    line-height: 1.6;
}
.article-body ul.checklist li:last-child {
    border-bottom: none;
}
.article-body ul.checklist li i {
    position: absolute;
    left: 0;
    top: 16px;
    color: var(--primary);
    font-size: 1.1rem;
}
.article-cta {
    background: linear-gradient(135deg, var(--primary-light), #e0f7fa);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    margin: 48px 0 32px;
}
.article-cta h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 12px;
}
.article-cta p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 24px;
}
.article-share {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid #e8eef2;
}
.article-share span {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.95rem;
}
.article-share a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
}
.article-share a:hover {
    background: var(--primary);
    color: var(--white);
}
.related-articles {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.related-article-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary);
}
.related-article-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateX(4px);
}
.related-article-card .related-cat {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--primary);
    background: var(--primary-light);
    padding: 3px 12px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 10px;
}
.related-article-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}
.related-article-card .related-date {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== MOBILE DROPDOWN ===== */
@media (max-width: 768px) {
    .dropdown {
        display: block;
        width: 100%;
    }
    .dropdown > a {
        display: flex;
        justify-content: space-between;
        width: 100%;
        padding: 12px 0;
    }
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        min-width: auto;
        background: transparent;
        padding: 0 0 0 16px;
        margin-top: 0;
        display: none;
    }
    .dropdown.open .dropdown-menu {
        display: block;
    }
    .dropdown-menu a {
        padding: 10px 16px;
        font-size: 0.95rem;
        border-left: 2px solid var(--primary-light);
    }

    /* Blog mobile */
    .featured-post {
        grid-template-columns: 1fr;
    }
    .featured-post-image {
        min-height: 220px;
    }
    .featured-post-content {
        padding: 28px;
    }
    .featured-post-content h2 {
        font-size: 1.4rem;
    }
    .blog-grid {
        grid-template-columns: 1fr;
    }
}