/* ==========================================================================
   OrthoLife Dental — Folha de estilos principal
   Paleta: azul-marinho profundo + dourado quente (identidade da marca)
   ========================================================================== */

:root {
    --color-bg: #fdfbf6;
    --color-surface: #f4ede0;
    --color-surface-warm: #faf3e8;
    --color-text: #1a2840;
    --color-text-muted: #4a5a6e;
    --color-primary: #1e3a5f;
    --color-primary-dark: #142940;
    --color-primary-soft: #e2ecf4;
    --color-accent: #c4a26a;
    --color-accent-soft: #f0e4cc;
    --color-border: #e0d8c8;
    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-display: Georgia, "Times New Roman", serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --container-width: 1140px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-card: 0 1px 3px rgba(26, 40, 64, 0.06), 0 8px 24px rgba(26, 40, 64, 0.06);
    --shadow-card-hover: 0 4px 8px rgba(26, 40, 64, 0.08), 0 16px 40px rgba(26, 40, 64, 0.10);
}

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

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-primary-dark);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

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

/* ---------- Skip link (acessibilidade) ---------- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--spacing-sm);
    z-index: 200;
    background-color: var(--color-primary);
    color: #ffffff;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: var(--spacing-sm);
    color: #ffffff;
}

/* ---------- Tipografia de destaque ---------- */
h1,
h2,
h3,
.logo,
.footer-brand {
    font-family: var(--font-display);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    color: #ffffff;
}

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

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

/* ---------- Header ---------- */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(253, 251, 246, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    gap: var(--spacing-sm);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.logo svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

.logo span {
    color: var(--color-accent);
}

nav ul {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    list-style: none;
}

nav a {
    color: var(--color-text-muted);
    font-weight: 500;
}

nav a:hover {
    color: var(--color-primary-dark);
}

.header-cta {
    flex-shrink: 0;
}

/* ---------- Hero ---------- */
.hero {
    background:
        radial-gradient(ellipse 60% 50% at 85% 10%, rgba(30, 58, 95, 0.10), transparent 60%),
        radial-gradient(ellipse 50% 40% at 10% 90%, rgba(196, 162, 106, 0.14), transparent 60%),
        var(--color-surface);
    padding: var(--spacing-xl) 0;
}

.hero-inner {
    max-width: 760px;
}

.hero-kicker {
    display: inline-block;
    font-size: clamp(0.8rem, 1.4vw, 0.9rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-primary-dark);
    background-color: var(--color-accent-soft);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    margin-bottom: var(--spacing-md);
}

.hero h1 {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-sm);
}

.hero h1 em {
    font-style: italic;
    color: var(--color-primary);
}

.hero p {
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    color: var(--color-text-muted);
    max-width: 620px;
    margin-bottom: var(--spacing-md);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

/* ---------- Section scaffolding ---------- */
section {
    padding: var(--spacing-xl) 0;
}

.section-head {
    max-width: 640px;
    margin-bottom: var(--spacing-lg);
}

.section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.section-kicker {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.section-head h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

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

/* ---------- Services ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.service-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-3px);
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background-color: var(--color-primary-soft);
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-sm);
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.98rem;
}

/* ---------- Why choose us ---------- */
.why {
    background-color: var(--color-surface-warm);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.why-item {
    padding: var(--spacing-sm) 0;
}

.why-item .why-marker {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: #ffffff;
    margin-bottom: var(--spacing-sm);
}

.why-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.why-item p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.why-visual {
    margin-top: var(--spacing-lg);
}

/* ---------- Imagens ---------- */
.figure-frame {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    background-color: var(--color-surface);
}

.figure-frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.figure-portrait {
    aspect-ratio: 4 / 5;
}

.figure-landscape {
    aspect-ratio: 16 / 9;
}

/* ---------- About ---------- */
.about-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-copy p {
    color: var(--color-text-muted);
    font-size: 1.08rem;
    margin-bottom: var(--spacing-sm);
}

.about-credential {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    border-left: 3px solid var(--color-accent);
    padding-left: var(--spacing-sm);
}

.about-formation {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    opacity: 0.85;
}

.team-visual {
    margin-top: var(--spacing-lg);
}

/* ---------- Contact / booking ---------- */
.contact {
    background-color: var(--color-surface);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-lg);
}

.contact-details h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.contact-details ul {
    list-style: none;
    display: grid;
    gap: var(--spacing-sm);
}

.contact-details li {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    color: var(--color-text-muted);
}

.contact-details li svg {
    flex-shrink: 0;
    margin-top: 0.2rem;
    color: var(--color-primary-dark);
}

.contact-details li strong {
    display: block;
    color: var(--color-text);
    font-weight: 600;
}

.contact-visual {
    margin-top: var(--spacing-md);
}

.booking-form {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-card);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.form-field {
    margin-bottom: var(--spacing-sm);
}

.form-field label {
    display: block;
    font-weight: 600;
    font-size: 0.92rem;
    margin-bottom: 0.35rem;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 0.75rem 0.9rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: border-color 0.2s ease;
}

.form-field input:focus,
.form-field textarea:focus {
    border-color: var(--color-primary);
    outline: none;
}

.form-field textarea {
    resize: vertical;
    min-height: 110px;
}

.booking-form .btn {
    width: 100%;
}

.form-note {
    margin-top: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* ---------- Footer ---------- */
footer {
    background-color: var(--color-primary-dark);
    color: #c8d4e2;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: #ffffff;
}

.footer-brand span {
    color: var(--color-accent);
}

footer nav ul {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}

footer nav a {
    color: #c8d4e2;
}

footer nav a:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
}

.footer-domain {
    font-weight: 600;
    color: var(--color-accent);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-inner,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .about-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    nav ul {
        display: none;
    }

    .header-cta .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    section {
        padding: var(--spacing-lg) 0;
    }

    .hero {
        padding: var(--spacing-lg) 0;
    }
}

@media (max-width: 560px) {
    .services-grid,
    .why-grid,
    .form-row {
        grid-template-columns: 1fr;
    }
}