/* ===================================
   CSS Variables - Theme System
   =================================== */
:root {
    /* Color Palette - Soft Luxury Wellness */
    --color-primary: #d4a574;
    --color-primary-light: #e8c9a8;
    --color-primary-dark: #b8895f;
    --color-secondary: #8b9d83;
    --color-secondary-light: #a8b9a0;
    --color-secondary-dark: #6d7d66;
    
    --color-neutral-100: #faf8f6;
    --color-neutral-200: #f0ebe5;
    --color-neutral-300: #e0d7cc;
    --color-neutral-400: #b8aea0;
    --color-neutral-500: #8a7f72;
    --color-neutral-600: #5c5449;
    --color-neutral-700: #3d3630;
    --color-neutral-800: #2a2420;
    
    --color-white: #ffffff;
    --color-black: #1a1614;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    --spacing-4xl: 8rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(26, 22, 20, 0.08);
    --shadow-md: 0 4px 12px rgba(26, 22, 20, 0.1);
    --shadow-lg: 0 10px 30px rgba(26, 22, 20, 0.12);
    --shadow-xl: 0 20px 50px rgba(26, 22, 20, 0.15);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ===================================
   Reset & Base Styles
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: 1.7;
    color: var(--color-neutral-700);
    background-color: var(--color-neutral-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--font-weight-medium);
    line-height: 1.2;
    color: var(--color-neutral-800);
}

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

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

ul {
    list-style: none;
}

/* ===================================
   Utility Classes
   =================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-padding {
    padding: var(--spacing-4xl) 0;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-neutral-800);
}

.section-intro {
    font-size: var(--font-size-lg);
    text-align: center;
    color: var(--color-neutral-600);
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.lead {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-light);
    color: var(--color-neutral-700);
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover,
.btn-primary:focus {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    outline: none;
}

.btn-secondary {
    background: transparent;
    color: var(--color-neutral-800);
    border-color: var(--color-neutral-400);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--color-neutral-200);
    border-color: var(--color-neutral-500);
    outline: none;
}

.btn-full {
    width: 100%;
}

.btn-whatsapp {
    background: #25D366;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.btn-whatsapp svg {
    width: 20px;
    height: 20px;
}

.btn-whatsapp:hover,
.btn-whatsapp:focus {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    outline: none;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-neutral-100) 0%, var(--color-neutral-200) 100%);
    overflow: hidden;
    padding: var(--spacing-3xl) var(--spacing-lg);
}

.hero-decoration {
    position: absolute;
    top: -10%;
    right: -10%;
    width: 60%;
    height: 120%;
    background: radial-gradient(circle at center, var(--color-primary-light) 0%, transparent 70%);
    opacity: 0.15;
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-white);
    color: var(--color-primary-dark);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-neutral-800);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-light);
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-neutral-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-ctas {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.hero-note {
    font-size: var(--font-size-sm);
    color: var(--color-neutral-500);
    font-style: italic;
}

/* ===================================
   About Section
   =================================== */
.about {
    background: var(--color-white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    margin-bottom: var(--spacing-lg);
}

.about-credentials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-neutral-300);
}

.credential {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary-dark);
}

.credential-icon {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

/* ===================================
   Treatments Section
   =================================== */
.treatments {
    background: linear-gradient(to bottom, var(--color-neutral-100) 0%, var(--color-neutral-200) 100%);
}

.treatments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.treatment-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.treatment-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.treatment-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.treatment-icon svg {
    width: 100%;
    height: 100%;
}

.treatment-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: var(--color-neutral-800);
}

.treatment-duration {
    font-size: var(--font-size-sm);
    color: var(--color-primary-dark);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.treatment-description {
    color: var(--color-neutral-600);
    line-height: 1.7;
}

.treatments-note {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-primary);
}

.treatments-note p {
    color: var(--color-neutral-700);
    font-weight: var(--font-weight-medium);
}

/* ===================================
   Training Section
   =================================== */
.training {
    background: var(--color-white);
}

.training-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-2xl);
}

.training-card {
    background: linear-gradient(135deg, var(--color-neutral-100) 0%, var(--color-neutral-200) 100%);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.training-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.training-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-xl);
}

.training-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.training-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: var(--font-weight-medium);
}

.training-content {
    padding: var(--spacing-xl);
}

.training-section {
    margin-bottom: var(--spacing-xl);
}

.training-section h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-neutral-800);
}

.training-section p {
    color: var(--color-neutral-600);
    margin-bottom: var(--spacing-md);
}

.training-section ul {
    list-style: none;
    padding-left: 0;
}

.training-section ul li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-neutral-700);
}

.training-section ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    background: linear-gradient(to bottom, var(--color-neutral-100) 0%, var(--color-neutral-200) 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.contact-form-container {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-700);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--color-neutral-800);
    background: var(--color-neutral-100);
    border: 2px solid var(--color-neutral-300);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-base);
}

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

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

.form-note {
    font-size: var(--font-size-sm);
    color: var(--color-neutral-500);
    text-align: center;
    font-style: italic;
    margin-top: var(--spacing-sm);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-info-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
}

.contact-info-card h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-neutral-800);
}

.contact-info-card p {
    color: var(--color-neutral-600);
    margin-bottom: var(--spacing-xs);
}

.contact-info-card p:last-of-type {
    margin-bottom: var(--spacing-md);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--color-neutral-800);
    color: var(--color-neutral-300);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

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

.footer-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    font-size: var(--font-size-base);
    color: var(--color-neutral-400);
    margin-bottom: var(--spacing-lg);
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: var(--color-neutral-500);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-neutral-700);
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 1s ease-out;
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
    animation-fill-mode: both;
}

.fade-in-up:nth-child(1) { animation-delay: 0.1s; }
.fade-in-up:nth-child(2) { animation-delay: 0.2s; }
.fade-in-up:nth-child(3) { animation-delay: 0.3s; }
.fade-in-up:nth-child(4) { animation-delay: 0.4s; }
.fade-in-up:nth-child(5) { animation-delay: 0.5s; }

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    :root {
        --font-size-6xl: 3rem;
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }
    
    .training-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-6xl: 2.5rem;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --spacing-3xl: 4rem;
        --spacing-4xl: 5rem;
    }
    
    .section-padding {
        padding: var(--spacing-3xl) 0;
    }
    
    .hero {
        min-height: 90vh;
        padding: var(--spacing-2xl) var(--spacing-md);
    }
    
    .hero-ctas {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-ctas .btn {
        width: 100%;
    }
    
    .treatments-grid {
        grid-template-columns: 1fr;
    }
    
    .training-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .about-credentials {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-6xl: 2rem;
        --font-size-4xl: 1.5rem;
        --spacing-lg: 1rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .treatment-card,
    .contact-form-container,
    .contact-info-card {
        padding: var(--spacing-lg);
    }
    
    .training-content {
        padding: var(--spacing-lg);
    }
}

/* ===================================
   Accessibility
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}