/* ========================================
   STUDIO DENTISTICO TEPEDINO - MODERN DESIGN
   ======================================== */

/* CSS Variables - Design System */
:root {
    /* Colors */
    --primary-color: #00bcd4;
    --primary-dark: #0097a7;
    --primary-light: #b2ebf2;
    --secondary-color: #1a237e;
    --accent-color: #ff4081;
    --text-dark: #212121;
    --text-light: #757575;
    --background-light: #fafafa;
    --white: #ffffff;
    --overlay-dark: rgba(0, 0, 0, 0.5);
    --overlay-light: rgba(0, 0, 0, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

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

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--background-light);
}

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

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

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.5rem 2rem;
    transition: var(--transition-normal);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-normal);
}

.navbar.scrolled .logo {
    color: var(--primary-color);
}

.logo-image {
    height: 50px;
    width: auto;
    transition: var(--transition-normal);
}

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

.logo-title {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--white);
    transition: var(--transition-normal);
}

.navbar.scrolled .logo-title {
    color: var(--text-dark);
}

.logo-subtitle {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--white);
    transition: var(--transition-normal);
    text-align: center;
}

.navbar.scrolled .logo-subtitle {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

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

.navbar.scrolled .nav-link {
    color: var(--text-dark);
}

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

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

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

.cta-button {
    background: var(--primary-color);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.cta-button:hover {
    background: var(--primary-dark);
    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(--white);
    transition: var(--transition-normal);
    border-radius: 2px;
}

.navbar.scrolled .hamburger span {
    background: var(--text-dark);
}

/* ========================================
   HERO SECTION WITH VIDEO
   ======================================== */

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.4) 0%, rgba(26, 35, 126, 0.5) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    max-width: 900px;
    padding: 2rem;
    animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-weight: 300;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

/* ========================================
   SECTIONS
   ======================================== */

section {
    padding: var(--spacing-xl) 2rem;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 1.5rem auto 0;
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about {
    background: var(--white);
}

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

.about-text h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

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

.feature-card {
    text-align: center;
    padding: 2rem;
    background: var(--background-light);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

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

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h4 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

/* ========================================
   SERVICES SECTION
   ======================================== */

.services {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.service-link:hover {
    gap: 1rem;
}

/* ========================================
   TEAM SECTION
   ======================================== */

.team {
    background: var(--background-light);
}

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

.team-member {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    text-align: center;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.team-photo {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.team-member:hover .team-photo img {
    transform: scale(1.1);
}

.team-info {
    padding: 2rem;
}

.team-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.team-role {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 1rem;
    display: block;
}

.team-description {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ========================================
   GALLERY SECTION
   ======================================== */

.gallery {
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-sm);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-dark);
    opacity: 0;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.gallery-overlay-icon {
    color: var(--white);
    font-size: 3rem;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
}

.contact .section-title,
.contact .section-subtitle {
    color: var(--white);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.contact-icon {
    font-size: 2rem;
    color: var(--primary-light);
    min-width: 50px;
}

.contact-item h4 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.contact-item p {
    opacity: 0.9;
    line-height: 1.8;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.9);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    background: var(--white);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-btn {
    width: 100%;
    background: var(--white);
    color: var(--primary-color);
    padding: 1rem;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

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

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 3rem 2rem 1.5rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

.footer-section p,
.footer-section a {
    opacity: 0.9;
    line-height: 1.8;
}

.footer-section a:hover {
    color: var(--primary-light);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 5rem 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition-normal);
    }

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

    .nav-link {
        color: var(--text-dark);
    }

    .hamburger {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

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

/* ========================================
   ANIMATIONS & UTILITIES
   ======================================== */

.fade-in {
    animation: fadeIn 0.8s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.slide-in-left {
    animation: slideInLeft 0.8s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.8s ease;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}