/* ============================================
   ESTILOS PRINCIPAIS - DR. LIANDRA ESTETA
   Landing Page Premium com Glassmorphism
   ============================================ */

/* ==================== RESET E BASE ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-dark);
    background: var(--color-off-white);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-black);
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ==================== UTILITÁRIOS ==================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--section-padding-mobile);
}

@media (min-width: 768px) {
    .section {
        padding: var(--section-padding-tablet);
    }
}

@media (min-width: 1024px) {
    .section {
        padding: var(--section-padding-desktop);
    }
}

/* Glass Card - Efeito Glassmorphic */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: var(--border-width) solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-glass);
    transition: var(--transition-base);
}

.glass-card:hover {
    background: var(--glass-bg-strong);
    box-shadow: var(--shadow-glass-hover);
    transform: translateY(-8px);
}

/* ==================== HEADER / NAVBAR ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: 0.5rem 0;
    background: #FFFFFF;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.header.scrolled {
    background: #FFFFFF;
    box-shadow: var(--shadow-lg);
    padding: 0.875rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    height: 80px;
    width: auto;
    transition: var(--transition-base);
}

.logo:hover img {
    transform: scale(1.05);
}

@media (min-width: 768px) {
    .logo img {
        height: 80px;
    }
}

.nav-menu {
    display: none;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    font-weight: var(--font-weight-medium);
    color: var(--color-dark);
    position: relative;
}

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

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

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 3px;
    transition: var(--transition-base);
}

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

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }

    .menu-toggle {
        display: none;
    }
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    height: 100vh;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(var(--glass-blur-lg));
    -webkit-backdrop-filter: blur(var(--glass-blur-lg));
    padding: 6rem 2rem 2rem;
    z-index: var(--z-modal);
    transition: var(--transition-base);
    box-shadow: var(--shadow-2xl);
}

.mobile-menu.active {
    left: 0;
}

.mobile-menu ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.mobile-menu a {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-dark);
}

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

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

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 700px;
    padding: 3rem 2rem;
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur-lg));
    -webkit-backdrop-filter: blur(var(--glass-blur-lg));
    border-radius: var(--border-radius-xl);
    border: var(--border-width) solid var(--glass-border);
    box-shadow: var(--shadow-2xl);
}

.hero-title {
    font-size: var(--font-size-4xl);
    margin-bottom: 1.5rem;
    color: var(--color-black);
    text-shadow: 0 2px 20px rgba(255, 255, 255, 0.3);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-dark);
    margin-bottom: 2rem;
    font-family: var(--font-secondary);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-relaxed);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* ==================== BOTÕES ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    border-radius: var(--border-radius-full);
    transition: var(--transition-base);
    cursor: pointer;
    text-align: center;
}

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

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

.btn-secondary {
    background: var(--glass-bg-strong);
    backdrop-filter: blur(var(--glass-blur-sm));
    -webkit-backdrop-filter: blur(var(--glass-blur-sm));
    color: var(--color-dark);
    border: var(--border-width) solid var(--glass-border);
}

.btn-secondary:hover {
    background: var(--glass-bg);
    transform: translateY(-3px);
}

/* ==================== SEÇÃO SOBRE ==================== */
.about {
    background: linear-gradient(180deg, var(--color-off-white) 0%, var(--color-light) 100%);
}

.about-grid {
    display: grid;
    gap: 3rem;
    align-items: center;
}

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

.about-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    opacity: 0.3;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-content h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: 1.5rem;
    color: var(--color-primary-dark);
}

.about-content p {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.about-highlights {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur-sm));
    -webkit-backdrop-filter: blur(var(--glass-blur-sm));
    border-radius: var(--border-radius-md);
    border: var(--border-width) solid var(--glass-border-light);
}

.highlight-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

/* ==================== SEÇÃO DE SERVIÇOS ==================== */
.services {
    background: var(--color-off-white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: var(--font-size-3xl);
    color: var(--color-primary-dark);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray);
    line-height: var(--line-height-relaxed);
}

.services-grid {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    padding: 2rem;
    text-align: center;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-base);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-secondary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-xl);
}

.service-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: 1rem;
    color: var(--color-black);
}

.service-card p {
    color: var(--color-gray);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-base);
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==================== GALERIA ==================== */
.gallery {
    background: linear-gradient(180deg, var(--color-light) 0%, var(--color-off-white) 100%);
}

.gallery-grid {
    display: grid;
    gap: 1.5rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.gallery-item:hover {
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

.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;
    inset: 0;
    background: var(--gradient-overlay);
    opacity: 0;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
}

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

@media (min-width: 640px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==================== DEPOIMENTOS ==================== */
.testimonials {
    background: var(--color-off-white);
}

.testimonials-carousel {
    max-width: 900px;
    margin: 3rem auto 0;
    padding: 2rem 0;
}

.testimonial-card {
    padding: 3rem 2rem;
    text-align: center;
}

.testimonial-avatar {
    width: 100px;
    height: 100px;
    border-radius: var(--border-radius-full);
    margin: 0 auto 1.5rem;
    overflow: hidden;
    border: 4px solid var(--color-primary-light);
    box-shadow: var(--shadow-lg);
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-text {
    font-size: var(--font-size-lg);
    font-style: italic;
    line-height: var(--line-height-relaxed);
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.testimonial-author {
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary-dark);
    font-size: var(--font-size-base);
}

.swiper-pagination-bullet {
    background: var(--color-primary);
    opacity: 0.5;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: var(--color-primary-dark);
}

/* ==================== CONTATO ==================== */
.contact {
    background: linear-gradient(135deg,
            var(--color-secondary-light) 0%,
            var(--color-light) 100%);
}

.contact-grid {
    display: grid;
    gap: 3rem;
    margin-top: 3rem;
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur-sm));
    -webkit-backdrop-filter: blur(var(--glass-blur-sm));
    border-radius: var(--border-radius-md);
    border: var(--border-width) solid var(--glass-border-light);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 0.5rem;
    color: var(--color-black);
}

.contact-details p {
    color: var(--color-gray);
}

.contact-form {
    background: var(--glass-bg-strong);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    padding: 2.5rem;
    border-radius: var(--border-radius-xl);
    border: var(--border-width) solid var(--glass-border);
    box-shadow: var(--shadow-xl);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border-radius: var(--border-radius-md);
    border: var(--border-width) solid var(--glass-border);
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(var(--glass-blur-sm));
    font-family: inherit;
    font-size: var(--font-size-base);
    color: var(--color-dark);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.1);
}

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

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--color-black);
    color: var(--color-light);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-about h3 {
    color: var(--color-primary-light);
    margin-bottom: 1rem;
}

.footer-about p {
    line-height: var(--line-height-relaxed);
    color: var(--color-gray-light);
}

.footer-links h3 {
    color: var(--color-primary-light);
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

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

.footer-links a:hover {
    color: var(--color-primary-light);
    padding-left: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur-sm));
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-light);
    font-size: var(--font-size-lg);
    transition: var(--transition-base);
    border: var(--border-width) solid var(--glass-border-light);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--color-gray);
    font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

/* ==================== WHATSAPP FLUTUANTE ==================== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: var(--z-fixed);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-base);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-2xl);
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
}

/* ==================== SCROLL TO TOP ==================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: var(--z-fixed);
    width: 50px;
    height: 50px;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(var(--glass-blur-sm));
    -webkit-backdrop-filter: blur(var(--glass-blur-sm));
    border: var(--border-width) solid var(--glass-border);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
    font-size: var(--font-size-xl);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

.scroll-top.visible {
    opacity: 1;
    pointer-events: all;
}

.scroll-top:hover {
    background: var(--gradient-primary);
    color: var(--color-white);
    transform: translateY(-5px);
}

/* ==================== ANIMAÇÕES PERSONALIZADAS ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.fade-in-up {
    animation: fadeInUp var(--animation-duration) ease-out;
}

.fade-in {
    animation: fadeIn var(--animation-duration) ease-out;
}