/* ============================================================
   BIENETRE CENTRE — One-Pager  |  Light, Linear Design System
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

/* ---------- CSS Variables ---------- */
:root {
    --clr-bg: #FAFAF8;
    --clr-surface: #FFFFFF;
    --clr-surface-2: #F3F4F0;
    --clr-accent: #5E8E7A;
    --clr-accent-lt: #E8F0EC;
    --clr-accent-dk: #3B6B58;
    --clr-text: #2C2C2C;
    --clr-text-mute: #6B6B6B;
    --clr-border: #E0DDD8;
    --clr-hero-overlay: rgba(250, 250, 248, .82);

    --ff-heading: 'Playfair Display', Georgia, serif;
    --ff-body: 'Inter', -apple-system, sans-serif;

    --fs-xs: .75rem;
    --fs-sm: .875rem;
    --fs-base: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.25rem;
    --fs-2xl: 1.5rem;
    --fs-3xl: 2rem;
    --fs-4xl: 2.5rem;
    --fs-5xl: 3.25rem;

    --space-xs: .5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50%;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, .04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, .06);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, .08);

    --transition: .3s cubic-bezier(.4, 0, .2, 1);
    --max-w: 1140px;
}

/* ---------- Reset / Base ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--ff-body);
    color: var(--clr-text);
    background: var(--clr-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

h1,
h2,
h3,
h4 {
    font-family: var(--ff-heading);
    line-height: 1.25;
}

.container {
    width: 90%;
    max-width: var(--max-w);
    margin: 0 auto;
}

/* ---------- Section Utility ---------- */
.section {
    padding: var(--space-2xl) 0;
}

.section-label {
    display: inline-block;
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .15em;
    color: var(--clr-accent);
    margin-bottom: var(--space-xs);
}

.section-title {
    font-size: var(--fs-4xl);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    font-size: var(--fs-lg);
    color: var(--clr-text-mute);
    max-width: 620px;
}

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

.section-header .section-subtitle {
    margin: 0 auto;
}

.divider {
    width: 60px;
    height: 2px;
    background: var(--clr-accent);
    margin: var(--space-md) auto 0;
}

/* ---------- Fade-In Animation ---------- */
/* Content is visible by default. JS adds .reveal-hidden to animate in. */
.reveal {
    transition: opacity .7s var(--transition), transform .7s var(--transition);
}

.reveal.reveal-hidden {
    opacity: 0;
    transform: translateY(30px);
}

.reveal.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--clr-border);
    transition: box-shadow var(--transition);
}

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

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.nav-logo {
    font-family: var(--ff-heading);
    font-size: var(--fs-xl);
    font-weight: 700;
    color: var(--clr-accent-dk);
    letter-spacing: -.02em;
}

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

.nav-links {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.nav-links a {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--clr-text-mute);
    position: relative;
    transition: color var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--clr-accent);
    transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--clr-accent-dk);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 22px;
    background: var(--clr-accent);
    color: #fff !important;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: background var(--transition), transform var(--transition);
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--clr-accent-dk);
    transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--clr-text);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, .92) 40%, rgba(232, 240, 236, .85) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 680px;
    padding-top: 68px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--clr-accent);
    background: var(--clr-accent-lt);
    padding: 6px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

.hero h1 {
    font-size: var(--fs-5xl);
    font-weight: 700;
    line-height: 1.12;
    margin-bottom: var(--space-md);
}

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

.hero-desc {
    font-size: var(--fs-lg);
    color: var(--clr-text-mute);
    margin-bottom: var(--space-lg);
    max-width: 540px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--ff-body);
    font-weight: 600;
    font-size: var(--fs-sm);
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: none;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--clr-accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--clr-accent-dk);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(94, 142, 122, .25);
}

.btn-outline {
    background: transparent;
    color: var(--clr-accent-dk);
    border: 1.5px solid var(--clr-border);
}

.btn-outline:hover {
    border-color: var(--clr-accent);
    background: var(--clr-accent-lt);
}

/* ========================================
   OVERVIEW
   ======================================== */
#overview {
    background: var(--clr-surface);
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.overview-card {
    text-align: center;
    padding: var(--space-lg) var(--space-md);
}

.overview-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-accent-lt);
    border-radius: var(--radius-full);
    color: var(--clr-accent);
    font-size: 24px;
}

.overview-card h3 {
    font-size: var(--fs-xl);
    margin-bottom: var(--space-xs);
}

.overview-card p {
    font-size: var(--fs-sm);
    color: var(--clr-text-mute);
}

/* ========================================
   SERVICES
   ======================================== */
#services {
    background: var(--clr-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--clr-accent);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--clr-accent);
}

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

.service-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-accent-lt);
    border-radius: var(--radius-sm);
    color: var(--clr-accent);
    font-size: 24px;
    margin-bottom: var(--space-md);
}

.service-card h3 {
    font-size: var(--fs-2xl);
    margin-bottom: var(--space-xs);
}

.service-card .price {
    font-size: var(--fs-sm);
    color: var(--clr-accent);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.service-card p {
    font-size: var(--fs-sm);
    color: var(--clr-text-mute);
    margin-bottom: var(--space-md);
}

.service-card ul {
    margin-bottom: var(--space-md);
}

.service-card ul li {
    font-size: var(--fs-sm);
    color: var(--clr-text-mute);
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
}

.service-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--clr-accent);
    font-weight: 700;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--clr-accent);
    transition: gap var(--transition);
}

.service-link:hover {
    gap: 10px;
}

/* ========================================
   TEAM
   ======================================== */
#team {
    background: var(--clr-surface);
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.team-card {
    text-align: center;
    padding: var(--space-lg) var(--space-md);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    background: var(--clr-bg);
    transition: all var(--transition);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--clr-accent);
}

.team-photo {
    width: 130px;
    height: 130px;
    border-radius: var(--radius-full);
    margin: 0 auto var(--space-md);
    overflow: hidden;
    border: 3px solid var(--clr-accent-lt);
    transition: border-color var(--transition);
}

.team-card:hover .team-photo {
    border-color: var(--clr-accent);
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-card h3 {
    font-size: var(--fs-xl);
    margin-bottom: 4px;
}

.team-card .role {
    font-size: var(--fs-sm);
    color: var(--clr-accent);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.team-card .bio {
    font-size: var(--fs-sm);
    color: var(--clr-text-mute);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.team-contact {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: center;
}

.team-contact a {
    font-size: var(--fs-xs);
    color: var(--clr-text-mute);
    transition: color var(--transition);
}

.team-contact a:hover {
    color: var(--clr-accent);
}

/* ========================================
   RESERVATIONS
   ======================================== */
#reservations {
    background: var(--clr-bg);
}

.reservation-wrapper {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.expert-selector {
    margin-bottom: var(--space-lg);
}

.expert-selector label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--clr-text-mute);
    margin-bottom: var(--space-xs);
}

.expert-selector select {
    width: 100%;
    max-width: 400px;
    padding: 14px 18px;
    font-family: var(--ff-body);
    font-size: var(--fs-base);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-sm);
    background: var(--clr-surface);
    color: var(--clr-text);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236B6B6B' viewBox='0 0 16 16'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    cursor: pointer;
    transition: border-color var(--transition);
}

.expert-selector select:focus {
    outline: none;
    border-color: var(--clr-accent);
}

.calendar-placeholder {
    background: var(--clr-surface);
    border: 2px dashed var(--clr-border);
    border-radius: var(--radius-md);
    padding: var(--space-2xl) var(--space-lg);
    color: var(--clr-text-mute);
}

.calendar-placeholder .cal-icon {
    font-size: 48px;
    margin-bottom: var(--space-sm);
    opacity: .5;
}

.calendar-placeholder p {
    font-size: var(--fs-sm);
    margin-bottom: var(--space-sm);
}

.calendar-placeholder a {
    color: var(--clr-accent);
    font-weight: 600;
    text-decoration: underline;
}

/* ========================================
   CONTACT
   ======================================== */
#contact {
    background: var(--clr-surface);
    border-top: 1px solid var(--clr-border);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.contact-info h3 {
    font-size: var(--fs-2xl);
    margin-bottom: var(--space-md);
}

.contact-item {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    align-items: flex-start;
}

.contact-item-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-accent-lt);
    border-radius: var(--radius-sm);
    color: var(--clr-accent);
    font-size: 18px;
}

.contact-item-text h4 {
    font-family: var(--ff-body);
    font-size: var(--fs-sm);
    font-weight: 600;
    margin-bottom: 2px;
}

.contact-item-text p,
.contact-item-text a {
    font-size: var(--fs-sm);
    color: var(--clr-text-mute);
}

.contact-item-text a:hover {
    color: var(--clr-accent);
}

.contact-form {}

.contact-form .form-group {
    margin-bottom: var(--space-sm);
}

.contact-form label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: 500;
    margin-bottom: 4px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--ff-body);
    font-size: var(--fs-sm);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-sm);
    background: var(--clr-bg);
    color: var(--clr-text);
    transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--clr-accent);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn {
    width: 100%;
    justify-content: center;
    margin-top: var(--space-xs);
}

.map-placeholder {
    margin-top: var(--space-lg);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 240px;
    background: var(--clr-surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-placeholder iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: #1D1D1D;
    color: #B0B0B0;
    padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.footer-brand .nav-logo {
    color: #fff;
    margin-bottom: var(--space-sm);
    display: inline-block;
}

.footer-brand p {
    font-size: var(--fs-sm);
    line-height: 1.6;
    max-width: 300px;
}

.footer h4 {
    font-family: var(--ff-body);
    font-size: var(--fs-sm);
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: .1em;
    margin-bottom: var(--space-sm);
}

.footer ul li {
    margin-bottom: 8px;
}

.footer ul li a {
    font-size: var(--fs-sm);
    color: #B0B0B0;
    transition: color var(--transition);
}

.footer ul li a:hover {
    color: var(--clr-accent);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.social-links a {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: var(--radius-full);
    color: #B0B0B0;
    font-size: 16px;
    transition: all var(--transition);
}

.social-links a:hover {
    background: var(--clr-accent);
    border-color: var(--clr-accent);
    color: #fff;
}

.footer-bottom {
    padding-top: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-bottom p {
    font-size: var(--fs-xs);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-md);
}

.footer-bottom-links a {
    font-size: var(--fs-xs);
    color: #B0B0B0;
    transition: color var(--transition);
}

.footer-bottom-links a:hover {
    color: var(--clr-accent);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 992px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    /* Mobile Menu Overlay */
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255, 255, 255, .97);
        backdrop-filter: blur(10px);
        padding: var(--space-xl) var(--space-lg);
        gap: var(--space-md);
        align-items: center;
        animation: fadeDown .3s ease;
    }

    @keyframes fadeDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }

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

    .hero h1 {
        font-size: var(--fs-4xl);
    }

    .overview-grid,
    .services-grid,
    .team-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

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

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

    .section-title {
        font-size: var(--fs-3xl);
    }
}

@media (max-width: 600px) {
    .hero h1 {
        font-size: var(--fs-3xl);
    }

    .hero-desc {
        font-size: var(--fs-base);
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}