/* ==========================================
   RESET I VARIABLES
   ========================================== */

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

:root {
    /* Colors */
    --color-black: #0a0a0a;
    --color-white: #ffffff;
    --color-grey-dark: #2a2a2a;
    --color-grey-medium: #4a4a4a;
    --color-grey-light: #8a8a8a;
    --color-red: #a83232;
    
    /* Typography */
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
    
    /* Container */
    --container-width: 1200px;
    --container-padding: 2rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-white);
    background-color: var(--color-black);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   CONTAINER
   ========================================== */

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

/* ==========================================
   TYPOGRAPHY
   ========================================== */

h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.2;
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    letter-spacing: -0.02em;
}

/* ==========================================
   SECCIÓ 1: HERO
   ========================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: var(--spacing-lg) 0;
}

@media (max-width: 768px) {
    .hero {
        min-height: 90vh;
        padding: var(--spacing-md) 0;
    }
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 6rem;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    line-height: 1.6;
}

.hero-subtitle p {
    margin: 0.3rem 0;
}

.hero-description {
    font-size: 1rem;
    color: var(--color-grey-light);
    font-weight: 300;
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2rem;
    color: var(--color-grey-light);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ==========================================
   SECCIÓ 2: PER QUÈ EXISTEIX NEXE
   ========================================== */

.why-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-grey-dark);
}

.why-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.lead-text {
    font-size: 2rem;
    font-family: var(--font-serif);
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
}

.why-text {
    margin-bottom: var(--spacing-md);
    color: var(--color-grey-light);
}

.why-text p {
    margin-bottom: var(--spacing-sm);
}

.emphasis-text {
    font-size: 1.8rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0;
}

.why-difference {
    margin: var(--spacing-lg) 0;
}

.why-difference p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.closing-text {
    font-size: 1.3rem;
    margin: var(--spacing-lg) 0;
    line-height: 1.6;
}

.final-statement {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: var(--spacing-lg);
}

/* ==========================================
   SECCIÓ 3: QUÈ ÉS NEXE
   ========================================== */

.what-section {
    padding: var(--spacing-xxl) 0;
}

.what-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.what-list {
    list-style: none;
    margin: var(--spacing-lg) 0;
    font-size: 1.1rem;
}

.what-list li {
    margin-bottom: var(--spacing-sm);
    position: relative;
    padding-left: 1.5rem;
}

.what-list li:before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.7em;
    width: 4px;
    height: 4px;
    background-color: var(--color-red);
    border-radius: 50%;
}

.what-text {
    margin: var(--spacing-lg) 0;
    color: var(--color-grey-light);
    font-size: 1.1rem;
}

.what-closing {
    margin-top: var(--spacing-xl);
}

.what-closing p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.what-closing p:last-child {
    font-weight: 600;
}

/* ==========================================
   SECCIÓ 4: VALORS
   ========================================== */

.values-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-grey-dark);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.value-card {
    text-align: center;
    padding: var(--spacing-lg);
    border: 1px solid var(--color-grey-medium);
    transition: all 0.3s ease;
}

.value-card:hover {
    border-color: var(--color-red);
    transform: translateY(-5px);
}

.value-card h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.05em;
    color: var(--color-red);
    font-weight: 600;
}

.value-card p {
    font-size: 1rem;
    color: var(--color-grey-light);
    line-height: 1.6;
}

/* ==========================================
   SECCIÓ 5: EL LLIBRE
   ========================================== */

.book-section {
    padding: var(--spacing-xxl) 0;
}

.book-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.book-image {
    max-width: 600px;
    margin: 0 auto var(--spacing-xl) auto;
}

.book-image img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.5));
    transition: transform 0.3s ease;
}

.book-image img:hover {
    transform: scale(1.02);
}

.book-text p {
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.book-intro {
    font-size: 1.3rem;
    line-height: 1.7;
}

.book-rules {
    font-size: 1.1rem;
    color: var(--color-grey-light);
}

.book-process {
    font-size: 1rem;
    color: var(--color-grey-light);
}

.book-closing {
    font-size: 1.1rem;
    font-weight: 500;
}

/* ==========================================
   SECCIÓ 6: TESTIMONIS
   ========================================== */

.testimonials-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-grey-dark);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    max-width: 1100px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

.testimonial {
    padding: var(--spacing-lg);
    border-left: 3px solid var(--color-red);
    background-color: rgba(42, 42, 42, 0.5);
    font-style: italic;
    transition: all 0.3s ease;
}

.testimonial:hover {
    background-color: rgba(42, 42, 42, 0.8);
    transform: translateX(10px);
}

.testimonial p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-grey-light);
}

/* ==========================================
   SECCIÓ 7: QUI FACILITA
   ========================================== */

.facilitator-section {
    padding: var(--spacing-xxl) 0;
}

.facilitator-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.facilitator-name {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.facilitator-role {
    font-size: 1.2rem;
    color: var(--color-grey-light);
    margin-bottom: var(--spacing-xl);
    font-style: italic;
}

.facilitator-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.facilitator-why {
    font-size: 1.3rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 !important;
}

.facilitator-creation {
    font-style: italic;
    color: var(--color-grey-light);
}

.facilitator-closing {
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: var(--spacing-lg) !important;
}

/* ==========================================
   SECCIÓ 8: TANCAMENT
   ========================================== */

.closing-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-grey-dark);
}

.closing-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.closing-not-for {
    margin-bottom: var(--spacing-xl);
    color: var(--color-grey-light);
}

.closing-not-for p {
    margin-bottom: var(--spacing-sm);
}

.closing-for {
    margin-bottom: var(--spacing-xl);
}

.closing-for p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.closing-final {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-grey-medium);
}

.closing-final p {
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
}

.closing-statement {
    font-weight: 600;
    font-size: 1.5rem !important;
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    padding: var(--spacing-lg) 0;
    text-align: center;
    color: var(--color-grey-light);
    font-size: 0.9rem;
    border-top: 1px solid var(--color-grey-medium);
}

/* ==========================================
   RESPONSIVE
   ========================================== */

@media (max-width: 768px) {
    :root {
        --container-padding: 1.5rem;
        --spacing-xl: 3rem;
        --spacing-xxl: 4rem;
    }
    
    body {
        font-size: 16px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .lead-text {
        font-size: 1.4rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .facilitator-name {
        font-size: 1.8rem;
    }
    
    .what-list li {
        font-size: 1rem;
    }
    
    .book-image {
        max-width: 100%;
        margin-bottom: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 2.5rem;
        --spacing-xxl: 3rem;
    }
    
    .hero-title {
        font-size: 2.8rem;
        letter-spacing: 0.05em;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 0.85rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .lead-text {
        font-size: 1.2rem;
    }
    
    .value-card {
        padding: var(--spacing-md);
    }
    
    .value-card h3 {
        font-size: 1rem;
    }
    
    .testimonial {
        padding: var(--spacing-md);
    }
    
    .book-image {
        margin-bottom: var(--spacing-md);
    }
}

/* ==========================================
   ANIMACIONS SUBTILS
   ========================================== */

@media (prefers-reduced-motion: no-preference) {
    section {
        opacity: 0;
        animation: fadeIn 0.8s ease-out forwards;
    }
    
    section:nth-child(even) {
        animation-delay: 0.1s;
    }
    
    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

/* ==========================================
   SELECTOR D'IDIOMA
   ========================================== */

.language-selector {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--color-grey-light);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    transition: all 0.3s ease;
    letter-spacing: 0.05em;
}

.lang-btn:hover {
    color: var(--color-white);
}

.lang-btn.active {
    color: var(--color-red);
    font-weight: 600;
}

.lang-separator {
    color: var(--color-grey-medium);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .language-selector {
        top: 1rem;
        right: 1rem;
    }
    
    .lang-btn {
        font-size: 0.85rem;
        padding: 0.4rem 0.6rem;
    }
}

@media (max-width: 480px) {
    .language-selector {
        top: 0.75rem;
        right: 0.75rem;
    }
    
    .lang-btn {
        font-size: 0.8rem;
        padding: 0.3rem 0.5rem;
    }
}