/* ========================
   K-Implant Korea Styles
   Senior Dental Implants
   ======================== */

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

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #60a5fa;
    --secondary-color: #10b981;
    --secondary-dark: #059669;
    --k-gold: #f59e0b;
    --k-orange: #ff6b35;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --container-width: 1200px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.7;
    color: var(--gray-700);
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

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

ul {
    list-style: none;
}

/* ========================
   Typography
   ======================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 700px;
}

.k-highlight {
    background: linear-gradient(135deg, var(--k-gold), var(--k-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

/* ========================
   Announcement Banner
   ======================== */

.announcement-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 12px 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    box-shadow: var(--shadow-md);
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.banner-icon {
    font-size: 1.5rem;
    animation: wave 1s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(20deg); }
    75% { transform: rotate(-20deg); }
}

.banner-text {
    font-size: 0.95rem;
}

.banner-cta {
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    transition: var(--transition);
}

.banner-cta:hover {
    background: var(--white);
    color: var(--primary-color);
}

/* ========================
   Navigation
   ======================== */

.navbar {
    position: fixed;
    top: 46px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo i {
    font-size: 2.5rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-name {
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--k-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-tagline {
    font-size: 0.7rem;
    color: var(--gray-600);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.nav-link {
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

.btn-primary-nav {
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--gray-800);
    border-radius: 3px;
    transition: var(--transition);
}

/* ========================
   Buttons
   ======================== */

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.125rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

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

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

.btn-block {
    width: 100%;
}

/* ========================
   Hero Section - K-Implant
   ======================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.95), rgba(30, 64, 175, 0.95)),
                url('https://images.unsplash.com/photo-1606811971618-4486d14f3f99?w=1920') center/cover;
    color: var(--white);
    text-align: center;
    padding: 180px 20px 80px;
    margin-top: 46px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.4));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.k-wave-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    padding-top: 2rem;
}

.hero-stat-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
}

.hero-stat-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 2.5rem;
}

.stat-content strong {
    display: block;
    font-size: 2rem;
    font-weight: 800;
}

.stat-content span {
    font-size: 0.875rem;
    opacity: 0.9;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.hero-scroll a {
    color: var(--white);
    font-size: 2rem;
    opacity: 0.8;
    transition: var(--transition);
}

.hero-scroll a:hover {
    opacity: 1;
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

/* ========================
   K-Implant Section
   ======================== */

.k-implant-section {
    padding: 100px 0;
    background: var(--gray-50);
}

.k-implant-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.k-implant-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
}

.k-implant-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.k-implant-card.featured {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(245, 158, 11, 0.1));
    border-color: var(--k-gold);
}

.k-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.k-implant-features {
    margin-top: 4rem;
}

.feature-row {
    display: flex;
    gap: 2rem;
    align-items: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-row:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.feature-number {
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--k-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    min-width: 100px;
}

.feature-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* ========================
   Seniors Section
   ======================== */

.seniors-section {
    padding: 100px 0;
    background: var(--white);
}

.seniors-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.seniors-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 2rem 0;
}

.senior-feature {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: 12px;
    transition: var(--transition);
}

.senior-feature:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 2rem;
    min-width: 50px;
}

.senior-feature h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.senior-feature p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.seniors-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--white);
    padding: 1.5rem 2rem;
    border-radius: 12px;
    margin-top: 2rem;
}

.seniors-badge i {
    font-size: 2.5rem;
}

.seniors-badge strong {
    display: block;
    font-size: 1.25rem;
}

.seniors-badge span {
    font-size: 0.875rem;
    opacity: 0.9;
}

.seniors-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.seniors-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.seniors-image:hover img {
    transform: scale(1.05);
}

.image-badge {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: var(--white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
}

.badge-icon {
    font-size: 2rem;
}

.badge-text strong {
    display: block;
    font-size: 1.5rem;
    color: var(--k-gold);
}

.badge-text span {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* ========================
   Pricing Section
   ======================== */

.pricing-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
}

.price-comparison-table {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    margin-top: 3rem;
}

.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1fr 1fr 1fr 1.5fr;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    font-weight: 600;
    padding: 1.5rem 1rem;
}

.header-item {
    padding: 0.5rem;
    text-align: center;
}

.header-item.highlight {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1fr 1fr 1fr 1.5fr;
    border-bottom: 1px solid var(--gray-200);
    padding: 1.5rem 1rem;
    align-items: center;
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-row:hover {
    background: var(--gray-50);
}

.row-item {
    padding: 0.5rem;
    text-align: center;
}

.row-item.procedure {
    text-align: left;
    font-weight: 600;
    color: var(--gray-900);
}

.row-item.price {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-700);
}

.row-item.price.highlight {
    color: var(--k-gold);
    font-size: 1.5rem;
    font-weight: 800;
}

.savings-badge {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--white);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.95rem;
}

.pricing-benefits {
    margin-top: 3rem;
    text-align: center;
}

.pricing-benefits h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.benefit-item {
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    font-weight: 500;
    color: var(--gray-700);
}

.pricing-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.cta-text {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--gray-800);
}

/* ========================
   Gallery Section
   ======================== */

.gallery-section {
    padding: 100px 0;
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.gallery-item {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.gallery-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover .gallery-image img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.7));
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.overlay-badge {
    background: var(--white);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
}

.gallery-caption {
    padding: 1.5rem;
    background: var(--gray-50);
}

.gallery-caption strong {
    display: block;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.gallery-caption span {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.gallery-video {
    margin-top: 3rem;
}

.video-container {
    max-width: 800px;
    margin: 0 auto;
}

.video-placeholder {
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    padding: 4rem 2rem;
    border-radius: 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.video-placeholder:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: var(--white);
}

.video-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.video-placeholder p {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* ========================
   Testimonials
   ======================== */

.testimonials {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
}

.testimonials .section-label {
    color: var(--k-gold);
}

.testimonials .section-title,
.testimonials .section-description {
    color: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.stars {
    font-size: 1.5rem;
    color: var(--k-gold);
    margin-bottom: 1.5rem;
}

.testimonial-text {
    color: var(--gray-700);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-top: 1.5rem;
    border-top: 2px solid var(--gray-100);
}

.author-avatar {
    font-size: 2rem;
}

.author-info strong {
    display: block;
    color: var(--gray-900);
    margin-bottom: 3px;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* ========================
   Why Section
   ======================== */

.why-section {
    padding: 100px 0;
    background: var(--gray-50);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.why-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.why-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.why-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.why-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.why-card p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* ========================
   Contact & Form
   ======================== */

.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: 15px;
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: var(--white);
    font-size: 1.25rem;
}

.contact-text strong {
    display: block;
    color: var(--gray-900);
    margin-bottom: 5px;
    font-size: 1.125rem;
}

.contact-text p {
    color: var(--gray-600);
    line-height: 1.6;
}

.contact-social {
    margin-top: 2rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--gray-100);
    border-radius: 8px;
    transition: var(--transition);
    font-weight: 500;
}

.social-icon:hover {
    background: var(--primary-color);
    color: var(--white);
}

.contact-form-wrapper {
    background: var(--gray-50);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.form-subtitle {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    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);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 1.5rem 0;
}

.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
}

.form-note {
    text-align: center;
    color: var(--gray-600);
    font-size: 0.875rem;
    margin-top: 1rem;
}

/* ========================
   Footer
   ======================== */

.map {
    width: 100%;
}

.map-container {
    width: 100%;
    height: 450px;
}

.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 4rem 0 2rem;
}

.footer-top {
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 600px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--primary-light);
}

.footer-logo strong {
    display: block;
    font-size: 1.5rem;
    color: var(--white);
}

.footer-logo span {
    font-size: 0.875rem;
    color: var(--gray-400);
}

.footer-description {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-certifications {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.cert-badge {
    background: var(--gray-800);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: start;
    gap: 10px;
    color: var(--gray-400);
}

.footer-contact i {
    color: var(--primary-light);
    margin-top: 3px;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
    color: var(--gray-500);
}

.footer-legal {
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

.footer-tags {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.footer-tag {
    background: var(--gray-800);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.75rem;
    color: var(--gray-400);
}

/* ========================
   Floating Elements
   ======================== */

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 999;
}

.scroll-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.scroll-top.active {
    display: flex;
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes pulse-whatsapp {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 6px 25px rgba(37, 211, 102, 0.7);
    }
}

/* ========================
   Responsive Design
   ======================== */

@media (max-width: 1024px) {
    .k-implant-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .seniors-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .comparison-header,
    .comparison-row {
        grid-template-columns: 1.5fr 1fr 0.8fr 0.8fr 0.8fr 1fr;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .announcement-banner {
        font-size: 0.85rem;
    }

    .banner-content {
        gap: 10px;
    }

    .navbar {
        top: 42px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 6rem 2rem;
        box-shadow: var(--shadow-xl);
        transition: var(--transition);
        align-items: flex-start;
    }

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

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero {
        padding: 140px 20px 60px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-stats {
        grid-template-columns: 1fr 1fr;
    }

    .k-implant-grid {
        grid-template-columns: 1fr;
    }

    .feature-row {
        flex-direction: column;
        text-align: center;
    }

    .feature-number {
        min-width: auto;
    }

    .comparison-header,
    .comparison-row {
        display: none;
    }

    .price-comparison-table::after {
        content: "Please view on desktop for full price comparison";
        display: block;
        padding: 2rem;
        text-align: center;
        color: var(--gray-600);
    }

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

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

    .whatsapp-float {
        left: 20px;
        bottom: 90px;
    }
}

@media (max-width: 480px) {
    .logo-name {
        font-size: 1.2rem;
    }

    .logo-tagline {
        font-size: 0.6rem;
    }

    .hero-stat-item {
        font-size: 0.875rem;
        padding: 1rem;
    }

    .stat-content strong {
        font-size: 1.5rem;
    }

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