/* VitalForma - Main Stylesheet */

:root {
    /* Color palette */
    --color-background: #191C24;
    --color-primary: #F43F5E;
    --color-secondary: #FFCC70;
    --color-accent: #8AFFC1;
    --color-text: #F1F5F9;
    
    /* Fonts */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Raleway', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a:hover {
    color: var(--color-secondary);
}

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

button, .btn {
    display: flex;
    cursor: pointer;
    background-color: var(--color-secondary);
    color: var(--color-background);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 25px;
    width: 100%;
}

button:hover, .btn:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(244, 63, 94, 0.3);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Section */
.section {
    padding: var(--spacing-lg) 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
    position: relative;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    padding: 0 var(--spacing-sm);
}

.section-title::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

/* Grid & Flexbox */
.flex {
    display: flex;
}

.flex-wrap {
    flex-wrap: wrap;
}

.grid {
    display: grid;
}

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

/* Header */
header {
    padding: var(--spacing-sm) 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    background-color: rgba(25, 28, 36, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo a {
    color: var(--color-text);
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-left: var(--spacing-md);
}

.nav-link {
    color: var(--color-text);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(25, 28, 36, 0.9), rgba(25, 28, 36, 0.7)), url('../img/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(244, 63, 94, 0.1), rgba(255, 204, 112, 0.1));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s forwards;
}

.hero-btn {
    animation: fadeInUp 1s ease 0.4s forwards;
    opacity: 0;
}

/* About Section */
.about {
    position: relative;
}

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

/* Courses Section */
.course-card {
    margin: 40px 0;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform var(--transition-normal);
    position: relative;
    backdrop-filter: blur(10px);
}

.course-card:hover {
    transform: translateY(-10px);
}

.course-img {
    height: 200px;
    overflow: hidden;
}

.course-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.course-card:hover .course-img img {
    transform: scale(1.1);
}

.course-content {
    padding: var(--spacing-md);
}

.course-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-secondary);
}

.course-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* Features Section */
.features {
    background: linear-gradient(135deg, rgba(25, 28, 36, 0.9), rgba(25, 28, 36, 0.7));
    position: relative;
}

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

.feature-item {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    transition: transform var(--transition-normal);
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.feature-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

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

.testimonial-item {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    position: relative;
}

.testimonial-content {
    margin-bottom: var(--spacing-sm);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: var(--spacing-sm);
}

.testimonial-name {
    font-weight: 600;
}

/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
}

.gallery-item {
    height: 250px;
    overflow: hidden;
    position: relative;
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.faq-question {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    cursor: pointer;
    position: relative;
    font-weight: 600;
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
}

.faq-answer {
    background: rgba(255, 255, 255, 0.02);
    padding: 0 var(--spacing-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
}

.faq-item:target .faq-answer {
    max-height: 1000px;
    padding: var(--spacing-md);
}

.faq-item:target .faq-question::after {
    content: '-';
}

/* Form Section */
.form-section {
    position: relative;
}

.glass-form {
    background: rgba(25, 28, 36, 0.7);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: #191c24;
    border: 1px solid rgba(241, 245, 249, 0.2);
    border-radius: var(--border-radius-md);
    color: var(--color-text);
    font-family: var(--font-primary);
}

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

.checkbox-group {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.form-checkbox {
    margin-right: var(--spacing-xs);
    margin-top: 5px;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    list-style: none;
}

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

.contact-icon {
    margin-right: var(--spacing-sm);
    color: var(--color-primary);
    font-size: 1.2rem;
}

/* Footer */
footer {
    background-color: rgba(15, 17, 22, 0.9);
    padding: var(--spacing-lg) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-lg);
}

.footer-logo {
    margin-bottom: var(--spacing-sm);
}

.footer-about {
    margin-bottom: var(--spacing-md);
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 40px;
    height: 2px;
    background-color: var(--color-primary);
}

.footer-links {
    list-style: none;
}

.footer-link {
    margin-bottom: var(--spacing-xs);
}

.copyright {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-lg);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Cookie Consent */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(25, 28, 36, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    z-index: 1000;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.2);
}

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

/* Media Queries */
@media (max-width: 1024px) {
    html {
        font-size: 14px;
    }
    
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-grid,
    .testimonial-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .section {
        padding: var(--spacing-md) 0;
    }
    
    .grid-3,
    .feature-grid,
    .testimonial-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-content button {
        margin-top: var(--spacing-sm);
    }
}