/* 
   Lumina Odontologia Estética
   Custom Stylesheet - Modern & Premium
*/

:root {
  --color-primary: #C9A15A;
  --color-primary-dark: #9F7F3F;
  --color-accent: #E6EEF6;
  --color-white: #FFFFFF;
  --color-black: #1A1A1A;
  --color-gray: #717171;
  --color-whatsapp: #25D366;

  --font-heading: 'Playfair Display', serif;
  --font-body: 'Montserrat', sans-serif;

  --container-width: 1200px;
  --header-height: 80px;
  --radius-lg: 16px;
  --radius-md: 8px;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-premium: 0 20px 40px -10px rgba(0, 0, 0, 0.1);
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-body);
    background-color: var(--color-white);
    color: var(--color-black);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

p {
    margin-bottom: 1.5rem;
    color: var(--color-gray);
}

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 8rem 0; /* Aumento do respiro entre seções */
}

.bg-accent {
    background-color: var(--color-accent);
}

.text-center {
    text-align: center;
}

.subtitle {
    display: block;
    color: var(--color-primary);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 3px; /* Mais premium */
    font-size: 0.8rem;
    margin-bottom: 1.5rem;
}

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

.section-header h2 {
    font-size: 2.8rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: var(--transition);
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.btn-sm {
    padding: 0.6rem 1.2rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1.25rem 3.5rem;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 10px 20px -5px rgba(201, 161, 90, 0.4);
    border: none;
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 15px 25px -5px rgba(201, 161, 90, 0.5);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

/* Header */
header {
    height: var(--header-height);
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    transition: var(--transition);
    border-bottom: 1px solid rgba(0,0,0,0.03);
}

header.scrolled {
    height: 70px;
    box-shadow: var(--shadow-sm);
}

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

.logo img {
    height: 55px;
    width: auto;
}

.nav-menu ul {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-weight: 500;
    color: var(--color-black);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

/* Mobile Menu Toggle */
.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: none;
    flex-direction: column;
    gap: 6px;
}

.bar {
    width: 28px;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

/* New Hero Grid Layout */
.hero {
    padding-top: var(--header-height);
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: #fff;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 2rem;
    line-height: 1.1;
    color: var(--color-black);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-bullets {
    margin-bottom: 3rem;
}

.hero-bullets li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
    font-weight: 500;
    font-size: 1rem;
}

.hero-bullets i {
    color: var(--color-primary);
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-frame {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 4/5;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-premium);
}

.hero-image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-image-frame::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
}

/* Treatments Cards */
.treatments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    background: var(--color-white);
    padding: 4rem 2.5rem;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    border: 1px solid #f0f0f0;
    text-align: center;
}

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

.card-icon {
    width: 75px;
    height: 75px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2.5rem;
    font-size: 2.2rem;
}

/* Professional Section */
.professional-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 5rem;
    align-items: center;
}

.professional-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    width: 100%;
}

.cro {
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 2rem;
    letter-spacing: 2px;
    font-size: 0.9rem;
}

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

.stat strong {
    display: block;
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.stat span {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
    font-weight: 700;
    color: #999;
}

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

.gallery-item {
    overflow: hidden;
    border-radius: var(--radius-md);
    aspect-ratio: 1/1;
    background: #f0f0f0;
}

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

.gallery-item:hover img {
    transform: scale(1.08);
}

/* FAQ Accordion Otimizado */
.faq-container {
    max-width: 850px;
    margin: 0 auto;
}

.accordion-item {
    border-bottom: 1px solid #e0e0e0;
}

.accordion-header {
    width: 100%;
    padding: 1.8rem 0;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-black);
    text-align: left;
}

.accordion-header i {
    transition: transform 0.4s ease;
    color: var(--color-primary);
    font-size: 1rem;
}

/* Conteúdo escondido por padrão */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease;
}

.accordion-content p {
    padding: 0 0 1.8rem;
    margin: 0;
    line-height: 1.8;
    color: var(--color-gray);
}

/* Estado Ativo: Mostrar conteúdo e rotacionar ícone */
.accordion-item.active .accordion-content {
    max-height: 300px; /* Valor alto o suficiente para o texto */
}

.accordion-item.active .accordion-header i {
    transform: rotate(45deg); /* Transforma o + em um x */
}

/* CTA Final */
.cta-final {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 10rem 0;
}

.cta-final h2 {
    color: var(--color-white);
    font-size: 3rem;
}

/* Footer */
.footer {
    padding: 8rem 0 3rem;
    border-top: 1px solid #f0f0f0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
}

.footer-logo {
    height: 50px;
    margin-bottom: 2rem;
}

.footer-col h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 2.5rem;
    color: var(--color-primary);
}

.social-links a {
    width: 42px;
    height: 42px;
    background: #f8f8f8;
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.footer-bottom {
    margin-top: 6rem;
    padding-top: 2rem;
    border-top: 1px solid #f8f8f8;
}

.footer-bottom-flex {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
    font-size: 0.8rem;
    color: #999;
}

.agency-credit a {
    color: var(--color-primary);
    font-weight: 700;
    text-decoration: none;
}

.agency-credit a:hover {
    text-decoration: underline;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 60px;
    height: 60px;
    background-color: var(--color-whatsapp);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.3);
    z-index: 1000;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s cubic-bezier(0.2, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Breakpoints */
@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1.2fr 0.8fr;
    }
    .professional-grid {
        grid-template-columns: 1.1fr 0.9fr;
    }
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1.2fr 1fr;
    }
    .footer-bottom-flex {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (max-width: 1023px) {
    .hero-content h1 { font-size: 2.8rem; }
    .hero-btns { flex-direction: column; }
    .section { padding: 5rem 0; }
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: white;
        padding: 100px 2rem;
        z-index: 999;
        transition: 0.5s ease;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
    }
    .nav-menu.active { right: 0; }
    .nav-menu ul { flex-direction: column; }
    .menu-toggle { display: flex; z-index: 1001; }
    .hide-mobile { display: none; }
}