/* ==========================================================================
   PRIME RADIOPROTECÇÃO — Corporate Stylesheet
   HEALTHLIFE CIÊNCIA E TECNOLOGIA EM PROTEÇÃO RADIOLÓGICA (ANGOLA)
   Slogan: A segurança do seu trabalhador em primeiro lugar
   Localização: Luanda, Angola
   Contacto: +244 937 293 510 | radioprimeprotecao@gmail.com
   ========================================================================== */

/* --------------------------------------------------------------------------
   Theme Variables (Light / White Theme & Dark / Black Theme)
   -------------------------------------------------------------------------- */
:root, [data-theme="light"] {
    --bg-navbar: #FFFFFF;
    --bg-main: #F8FAFC;
    --bg-card: #FFFFFF;
    --bg-section-alt: #FFFFFF;
    --bg-box-highlight: #F1F8F5;

    --text-primary: #0F172A;
    --text-secondary: #334155;
    --text-muted: #64748B;
    
    --primary-blue: #0047AB;
    --primary-blue-dark: #003380;
    --emerald-green: #00A859;
    --emerald-green-dark: #008746;
    --emerald-green-light: #E6F7EF;

    --border-color: #E2E8F0;
    --border-accent: #CBD5E1;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
    --bg-navbar: #0B132B;
    --bg-main: #060B18;
    --bg-card: #0F1B35;
    --bg-section-alt: #081022;
    --bg-box-highlight: #0D201A;

    --text-primary: #F8FAFC;
    --text-secondary: #E2E8F0;
    --text-muted: #94A3B8;
    
    --primary-blue: #3882F6;
    --primary-blue-dark: #1D4ED8;
    --emerald-green: #10B981;
    --emerald-green-dark: #059669;
    --emerald-green-light: rgba(16, 185, 129, 0.15);

    --border-color: rgba(255, 255, 255, 0.12);
    --border-accent: rgba(255, 255, 255, 0.2);

    --shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 30px rgba(0, 0, 0, 0.6);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.25;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.25s ease;
}

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

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.emerald-text {
    color: var(--emerald-green);
}

/* Navbar Principal */
.navbar {
    background: var(--bg-navbar);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 2px solid var(--emerald-green);
    padding: 0.9rem 0;
    transition: background-color 0.3s ease;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo-link {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand-logo-img {
    height: 52px;
    width: auto;
    object-fit: contain;
    background: #FFFFFF;
    padding: 2px;
    border-radius: 4px;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-company {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--primary-blue);
    letter-spacing: -0.01em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    padding: 0.4rem 0;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--emerald-green);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--emerald-green);
    border-radius: 2px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Theme Switcher Button (Branco / Preto) */
.btn-theme-toggle {
    background: var(--bg-main);
    border: 1px solid var(--border-accent);
    color: var(--text-primary);
    padding: 0.5rem 0.9rem;
    border-radius: 6px;
    font-family: 'Outfit', sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.25s ease;
}

.btn-theme-toggle:hover {
    border-color: var(--emerald-green);
    color: var(--emerald-green);
}

[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: inline-block; }
[data-theme="dark"] .sun-icon { display: inline-block; }
[data-theme="dark"] .moon-icon { display: none; }

.btn-whatsapp-header {
    background: #25D366;
    color: #FFF;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp-header:hover {
    background: #1EBE57;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.35);
}

.mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    font-size: 1.6rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Buttons System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 1.6rem;
    border-radius: 6px;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all 0.25s ease;
    text-align: center;
}

.btn-primary {
    background: var(--emerald-green);
    color: #FFFFFF;
    box-shadow: 0 4px 14px rgba(0, 168, 89, 0.3);
}

.btn-primary:hover {
    background: var(--emerald-green-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(0, 168, 89, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
}

.btn-outline:hover {
    background: var(--primary-blue);
    color: #FFFFFF;
}

.btn-lg {
    padding: 1rem 2.2rem;
    font-size: 1.08rem;
}

.btn-full {
    width: 100%;
}

/* Hero Section Improved & 100% Responsive */
.hero-section {
    background: var(--bg-main);
    padding: 5rem 0 5.5rem;
    border-bottom: 1px solid var(--border-color);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-accreditation-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--emerald-green-light);
    color: var(--emerald-green);
    border: 1px solid var(--emerald-green);
    padding: 0.45rem 1.1rem;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 2.9rem;
    margin-bottom: 1.2rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    line-height: 1.2;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
    margin-bottom: 2.5rem;
    padding: 1.2rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stat-box {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: 'Outfit', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-blue);
    line-height: 1.1;
}

.stat-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 0.2rem;
}

.hero-cta-group {
    display: flex;
    gap: 1.2rem;
    flex-wrap: wrap;
}

.logo-card-frame {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.hero-official-poster {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 0 auto 1rem;
}

.logo-card-caption {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--border-color);
    padding-top: 0.8rem;
}

.logo-card-caption strong {
    color: var(--primary-blue);
    font-size: 1rem;
}

.logo-card-caption span {
    color: var(--emerald-green);
    font-weight: 600;
    font-size: 0.85rem;
}

/* Institutional Highlight Section */
.institutional-highlight-section {
    padding: 5rem 0;
    background: var(--bg-section-alt);
}

.highlight-box {
    background: var(--bg-card);
    border: 2px solid var(--emerald-green);
    border-radius: 20px;
    padding: 3.5rem;
    box-shadow: var(--shadow-md);
}

.highlight-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--emerald-green);
    color: #FFFFFF;
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.highlight-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3.5rem;
    align-items: center;
}

.highlight-info h2 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.highlight-slogan {
    color: var(--primary-blue);
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
}

.highlight-text {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.05rem;
    line-height: 1.7;
}

.highlight-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;
    margin-bottom: 2.5rem;
}

.hf-item {
    display: flex;
    gap: 0.8rem;
    align-items: flex-start;
}

.hf-item i {
    color: var(--emerald-green);
    font-size: 1.3rem;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.hf-item strong {
    display: block;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.hf-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.highlight-contacts-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.direct-phone-box {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1.2rem;
    border-radius: 6px;
}

.direct-phone-box i {
    color: var(--primary-blue);
    font-size: 1.3rem;
}

.direct-phone-box small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.direct-phone-box strong {
    color: var(--text-primary);
    font-size: 0.95rem;
}

.highlight-side-media {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.highlight-media-img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.location-tag-box {
    padding: 1rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
}

.location-tag-box i {
    color: var(--emerald-green);
    font-size: 1.4rem;
}

.location-tag-box strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.location-tag-box span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Quem Somos */
.about-section {
    padding: 5rem 0;
}

.section-title-box {
    margin-bottom: 3.5rem;
}

.section-title-box.center {
    text-align: center;
}

.sub-title {
    color: var(--emerald-green);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 0.5rem;
}

.section-title-box h2 {
    font-size: 2.4rem;
    margin-bottom: 0.6rem;
}

.section-title-box p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.about-content-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3.5rem;
}

.about-text-column {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    font-size: 1.05rem;
    color: var(--text-primary);
    line-height: 1.7;
}

.lead-text {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-primary);
}

.about-cards-column {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.credential-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 1.4rem;
    border-radius: 12px;
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
    box-shadow: var(--shadow-sm);
}

.cred-icon {
    width: 44px;
    height: 44px;
    background: var(--emerald-green-light);
    color: var(--emerald-green);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.credential-card h4 {
    font-size: 1.05rem;
    margin-bottom: 0.3rem;
}

.credential-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Sectores */
.sectors-section {
    padding: 5rem 0;
    background: var(--bg-section-alt);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.sector-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.25s ease;
}

.sector-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--emerald-green);
}

.sector-img-box img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.sector-card-body {
    padding: 2rem;
    position: relative;
}

.sector-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-blue);
    color: #FFFFFF;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 1.2rem;
}

.sector-card-body h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

.sector-card-body p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.sector-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.sector-list li {
    font-size: 0.88rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sector-list li i {
    color: var(--emerald-green);
}

/* Serviços & Shielding Feature Card */
.services-section {
    padding: 5rem 0;
}

.shielding-feature-card {
    background: var(--bg-card);
    border: 2px solid var(--primary-blue);
    border-radius: 20px;
    padding: 2.5rem;
    margin-bottom: 3.5rem;
    box-shadow: var(--shadow-md);
}

.sfc-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3rem;
    align-items: center;
}

.sfc-media img {
    border-radius: 12px;
    border: 1px solid var(--border-color);
    width: 100%;
    box-shadow: var(--shadow-sm);
}

.sfc-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--primary-blue);
    color: #FFF;
    padding: 0.3rem 0.9rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.sfc-content h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.sfc-content p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.sfc-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.sfc-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.sfc-list li i {
    color: var(--emerald-green);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.2rem 1.8rem;
    border-radius: 12px;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
}

.service-box:hover {
    transform: translateY(-4px);
    border-color: var(--emerald-green);
    box-shadow: var(--shadow-md);
}

.service-box.highlight-box {
    border: 2px solid var(--emerald-green);
}

.s-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--emerald-green);
    color: #FFF;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.8rem;
    border-radius: 50px;
    text-transform: uppercase;
}

.s-icon {
    width: 52px;
    height: 52px;
    background: var(--emerald-green-light);
    color: var(--emerald-green);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
}

.service-box h3 {
    font-size: 1.25rem;
    margin-bottom: 0.8rem;
}

.service-box p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* FAQ Accordion */
.faq-section {
    padding: 5rem 0;
    background: var(--bg-section-alt);
}

.faq-accordion {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.faq-question {
    padding: 1.4rem 1.8rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question i {
    transition: transform 0.25s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.8rem 1.4rem;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 3rem;
}

.contact-card-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.c-info-item {
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
}

.c-icon {
    width: 48px;
    height: 48px;
    background: var(--emerald-green-light);
    color: var(--emerald-green);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.c-info-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.highlight-contact a {
    color: var(--primary-blue);
    font-weight: 800;
    font-size: 1.2rem;
}

.contact-form-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.contact-form-box h3 {
    margin-bottom: 1.8rem;
    font-size: 1.4rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-input, .form-select {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--bg-main);
    border: 1px solid var(--border-accent);
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.form-input:focus, .form-select:focus {
    outline: none;
    border-color: var(--emerald-green);
    box-shadow: 0 0 0 3px var(--emerald-green-light);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-status-msg {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 6px;
    font-size: 0.95rem;
    text-align: center;
}

.form-status-msg.success {
    background: var(--emerald-green-light);
    border: 1px solid var(--emerald-green);
    color: var(--emerald-green);
}

/* Footer */
.footer {
    background: #040914;
    color: #94A3B8;
    padding: 4rem 0 2rem;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    max-width: 180px;
    height: auto;
    background: #FFF;
    padding: 0.5rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.footer-col h4 {
    color: #FFF;
    font-size: 1.1rem;
    margin-bottom: 1.2rem;
}

.footer-col a {
    color: #CBD5E1;
    display: block;
    margin-bottom: 0.6rem;
}

.footer-col a:hover {
    color: var(--emerald-green);
}

.footer-col p {
    margin-bottom: 0.6rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
}

/* Responsive Media Queries (100% Responsivo em Mobile, Tablet e Desktop) */
@media (max-width: 1024px) {
    .hero-container, .highlight-grid, .sfc-grid, .about-content-grid, .contact-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .highlight-features-grid {
        grid-template-columns: 1fr;
    }
    .hero-stats-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 74px;
        left: 0;
        width: 100%;
        background: var(--bg-navbar);
        flex-direction: column;
        padding: 2rem;
        border-bottom: 2px solid var(--emerald-green);
        display: none;
        box-shadow: var(--shadow-lg);
    }
    .nav-menu.active {
        display: flex;
    }
    .mobile-toggle {
        display: block;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero-title {
        font-size: 2.1rem;
    }
    .hero-cta-group {
        flex-direction: column;
    }
    .btn-lg {
        width: 100%;
    }
    .btn-theme-toggle {
        padding: 0.4rem 0.6rem;
    }
}