/* --- RESET I BASE --- */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #2b2d2f; 
    --bg-dark: #222426; 
    --accent: #86aaa1; 
    --accent-dark: #6d8f87;
    --light: #808080; 
    --white: #ffffff;
    --border: #e0ded9;
    --text: #4a4a4a;
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text);
    line-height: 1.8;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    color: var(--primary);
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }

/* --- UTILITATS --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
.section-padding { padding: 120px 0; }

.bg-light { background-color: rgb(31, 31, 31); }
.bg-dark { background-color: var(--bg-dark); color: var(--light); }

.sub-title {
    font-size: 0.85rem; letter-spacing: 3px; text-transform: uppercase;
    color: #86aaa1; margin-bottom: 20px; font-weight: 600;
    display: block;
}
.section-title { font-size: 3.2rem; margin-bottom: 60px; line-height: 1.2; font-weight: 400; }
.center { text-align: center; }
.text-left { text-align: left; }

.text-white { color: #e8e8e8 !important; }
.text-gold { color: var(--accent); }
.text-gray { color: #999; }

/* --- NAVEGACIÓ --- */
nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 30px 50px; position: fixed; width: 100%; top: 0; z-index: 1000;
    transition: all 0.4s ease; background: transparent;
}
nav.scrolled { 
    background: rgba(247, 246, 242, 0.98);
    padding: 15px 50px; 
    box-shadow: 0 2px 20px rgba(0,0,0,0.03); 
    border-bottom: 1px solid var(--border);
}

.logo { font-size: 1.2rem; font-weight: 700; letter-spacing: 2px; color: var(--white); text-transform: uppercase; z-index: 1001; }
nav.scrolled .logo { color: var(--primary); }

.nav-links { display: flex; gap: 30px; }
.nav-links a { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; color: var(--white); font-weight: 500; }
nav.scrolled .nav-links a { color: var(--primary); }
.nav-links a:hover { color: var(--accent); }

.burger { display: none; cursor: pointer; z-index: 1001; }
.burger div { width: 25px; height: 3px; background: #fff; margin: 5px; transition: all 0.3s ease; }
nav.scrolled .burger div { background: var(--primary); }

/* --- HERO --- */
header#inici {
    height: 100vh; position: relative; display: flex; justify-content: center; align-items: center; text-align: center; color: black; overflow: hidden;
}

.hero-media {
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%;
    z-index: -2; 
    object-fit: cover;
    object-position: center;
    filter: brightness(0.8) sepia(0.1);
    display: none;
}

header.show-video #video-bg { display: block; }
header.show-image #image-bg { display: block; }

.video-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(30, 32, 34, 0.4); z-index: -1;
}
.hero-content { padding: 0 20px; width: 100%; position: relative; z-index: 10; }
.hero-content h1 { font-size: 4.5rem; color: var(--white); margin-bottom: 15px; font-weight: 400; line-height: 1.1; }
.hero-content p { font-size: 1.3rem; font-weight: 300; max-width: 800px; margin: 0 auto 15px auto; color: rgba(255,255,255,0.9); }
.hero-subtitle { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 3px; color: var(--accent); margin-bottom: 50px !important; font-weight: 600; }

.hero-buttons { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }

.btn {
    padding: 16px 32px; text-transform: uppercase; letter-spacing: 1px; font-size: 0.8rem; font-weight: 600; cursor: pointer; border: 1px solid; display: inline-block; border-radius: 2px;
}
.btn-primary { background: var(--light); color: var(--primary); border-color: var(--light); }
.btn-primary:hover { background: var(--accent); color: var(--white); border-color: var(--accent); }

/* --- BIO --- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-text .lead { font-size: 1.3rem; font-style: italic; color: var(--accent-dark); margin-bottom: 25px; font-family: 'Playfair Display', serif; }
.about-img img { width: 100%; box-shadow: 20px 20px 0px var(--light); position: relative; z-index: 2; display: block; }
.img-frame { position: absolute; top: -20px; right: -15px; width: 100%; height: 100%; border: 2px solid rgb(204, 204, 204); z-index: 1; }

/* --- SERVEIS --- */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
.service-card {
    background: var(--white); padding: 50px 30px; text-align: center; 
    border: 1px solid var(--border); transition: 0.4s;
}
.service-card:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: 0 10px 40px rgba(134, 170, 161, 0.15); }

.icon-box { font-size: 2rem; color: var(--accent); margin-bottom: 25px; }
.service-card h3 { font-size: 1.1rem; margin-bottom: 15px; font-family: 'Montserrat', sans-serif; text-transform: uppercase; font-weight: 700; letter-spacing: 1px; }
.service-card p { font-size: 0.9rem; color: #666; margin-bottom: 25px; }
.service-tags { padding: 0; font-size: 0.75rem; color: #272727; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.service-tags li { display: inline-block; margin: 0 5px; }

.client-type-bar {
    margin-top: 80px; text-align: center; font-size: 1rem; color: whitesmoke; font-weight: 500; text-transform: uppercase; letter-spacing: 2px; 
    border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 25px 0;
}
.client-type-bar i { color: var(--accent); margin-right: 10px; }
.client-type-bar .separator { color: var(--border); margin: 0 20px; }

/* --- PORTAFOLI --- */
.portfolio-menu { text-align: center; margin-bottom: 50px; }
.filter-btn {
    background: none; border: none; margin: 0 10px 10px 10px; font-size: 0.8rem; text-transform: uppercase; font-weight: 600; letter-spacing: 1px;
    cursor: pointer; color: #999; padding-bottom: 8px; font-family: 'Montserrat', sans-serif; transition: 0.3s;
}
.filter-btn.active, .filter-btn:hover { color: var(--primary); border-bottom: 2px solid var(--accent); }

.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 30px; }
.portfolio-item { position: relative; height: 380px; overflow: hidden; cursor: pointer; }

.portfolio-item img, 
.portfolio-item video { 
    width: 100%; height: 100%; object-fit: cover; 
    transition: transform 0.8s ease; 
}

.portfolio-item:hover img, 
.portfolio-item:hover video { 
    transform: scale(1.05); 
}

.overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(43, 45, 47, 0.85);
    display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.4s ease;
    z-index: 10;
}
.portfolio-item:hover .overlay { opacity: 1; }
.overlay .text { text-align: center; color: var(--white); transform: translateY(20px); transition: transform 0.4s; }
.portfolio-item:hover .overlay .text { transform: translateY(0); }
.overlay h3 { font-size: 1.3rem; margin-bottom: 5px; font-weight: 400; }
.hide { display: none; }

/* --- BOTIGUES --- */
.shop-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; margin-top: 50px; }
.flip-card { background: transparent; height: 520px; perspective: 1000px; cursor: default; width: 100%; }
.flip-card-inner {
    position: relative; width: 100%; height: 100%; transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d; box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.flip-card.flipped .flip-card-inner { transform: rotateY(180deg); }

.flip-card-front, .flip-card-back {
    position: absolute; width: 100%; height: 100%; backface-visibility: hidden; background: var(--white); display: flex; flex-direction: column;
}
.flip-card-front img, .flip-card-front video { cursor: zoom-in; }

.video-card .card-video { width: 100%; height: 60%; object-fit: cover; background: #000; }
.flip-card-front img { width: 100%; height: 60%; object-fit: cover; }
.front-info { padding: 25px; flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; cursor: pointer; }
.front-info h3 { font-size: 1.3rem; font-family: 'Playfair Display', serif; margin-bottom: 5px; }
.front-info p { font-size: 0.9rem; color: #777; margin-bottom: 15px; }
.front-info .price { font-size: 1.1rem; font-weight: 600; color: var(--accent); }
.flip-btn { font-size: 0.7rem; text-transform: uppercase; margin-top: 15px; color: #999; letter-spacing: 2px; font-weight: 600; }

.dark-info { background-color: #2a2c2e; border: 1px solid #333; border-top: none; }
.dark-info h3 { color: #e8e8e8; }
.dark-back { background-color: #2a2c2e; color: #ccc; border: 1px solid #333; }
.flip-card-back { transform: rotateY(180deg); padding: 40px; justify-content: center; background: var(--white); border: 1px solid var(--border); cursor: pointer; }
.back-details ul { margin-top: 20px; padding-left: 20px; list-style: square; font-size: 0.9rem; color: #666; }
.back-details li { margin-bottom: 8px; }

.btn-reserva {
    margin-top: 25px; background: var(--primary); color: #fff; text-align: center; padding: 14px;
    text-transform: uppercase; letter-spacing: 2px; font-size: 0.75rem; font-weight: 600; cursor: pointer;
}
.btn-reserva:hover { background: var(--accent); }
.btn-gold { background: var(--accent); color: #fff; }
.btn-gold:hover { background: var(--accent-dark); }

.authenticity-box {
    display: flex; gap: 20px; 
    background: rgba(134, 170, 161, 0.1); border: 1px solid var(--accent); padding: 30px; 
    margin-top: 70px; margin-bottom: 20px; border-radius: 2px; align-items: center; max-width: 800px; margin-left: auto; margin-right: auto;
}
.auth-icon { font-size: 2rem; color: var(--accent); }
.auth-text h3 { color: #e8e8e8; font-size: 1rem; margin-bottom: 8px; font-family: 'Montserrat', sans-serif; text-transform: uppercase; letter-spacing: 1px; }
.auth-text p { color: #ccc; font-size: 0.85rem; margin: 0; line-height: 1.6; }

/* --- METODOLOGIA --- */
.method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-bottom: 80px; }
.method-card { background: var(--white); padding: 40px; border: 1px solid var(--border); box-shadow: 0 5px 20px rgba(0,0,0,0.03); }
.method-card h3 { font-family: 'Montserrat', sans-serif; text-transform: uppercase; font-size: 1.1rem; margin-bottom: 20px; color: var(--primary); font-weight: 700; letter-spacing: 1px; }
.method-card h3 i { color: var(--accent); margin-right: 12px; }
.method-card p { margin-bottom: 25px; color: #666; font-size: 0.95rem; }

.skills-list { display: flex; flex-wrap: wrap; gap: 10px; }
.skills-list span { 
    background: var(--light); color: var(--text); padding: 8px 16px; 
    font-size: 0.75rem; font-weight: 600; text-transform: uppercase; 
    border-radius: 2px; letter-spacing: 1px; border: 1px solid var(--border); transition: 0.3s;
}
.skills-list span:hover { border-color: var(--accent); color: var(--accent-dark); }

.process-bar { 
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; text-align: center; 
    border-top: 1px solid var(--border); padding-top: 60px; margin-top: 60px;
}
.step-num { display: block; font-size: 3rem; font-weight: 700; color: #e8e8e8; margin-bottom: 10px; font-family: 'Playfair Display', serif; }
.step:hover .step-num { color: var(--accent); transition: 0.4s; }
.step h4 { font-size: 1rem; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 8px; font-weight: 700; }
.step p { font-size: 0.85rem; color: #ffffff; }

/* --- CONTACTE --- */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin-top: 50px; }
.contact-info .info-item { display: flex; gap: 20px; margin-bottom: 30px; }
.contact-info i { color: var(--accent); margin-top: 5px; }
.contact-form-visual { background: #2a2c2e; padding: 40px; border: 1px solid #333; }
.form-group { margin-bottom: 20px; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 15px; background: #222426; border: 1px solid #333; color: #fff; font-family: 'Montserrat', sans-serif;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--accent); }

/* --- LIGHTBOX --- */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
    cursor: zoom-out;
    opacity: 0; 
    transition: opacity 0.4s ease;
}

.lightbox.show {
    display: flex;
    opacity: 1;
}

.lightbox-content-container {
    position: relative;
    max-width: 90%;
    max-height: 85%;
    display: flex;
    flex-direction: column;
    align-items: center;
    transform: scale(0.9); 
    transition: transform 0.4s ease;
}

.lightbox.show .lightbox-content-container {
    transform: scale(1);
}

.lightbox img, .lightbox video {
    max-width: 100%;
    max-height: 80vh;
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
    border: 2px solid rgba(255,255,255,0.1);
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: white;
    font-size: 50px;
    font-weight: 200;
    cursor: pointer;
    transition: 0.3s;
    z-index: 2001;
}

#lightbox-caption {
    color: white;
    margin-top: 20px;
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem;
    text-align: center;
}

/* --- FOOTER --- */
footer { padding: 50px; background: #1a1c1e; color: #666; text-align: center; font-size: 0.8rem; border-top: 1px solid #222; letter-spacing: 1px; }

/* --- ANIMACIONS --- */
.animate-up { opacity: 0; transform: translateY(40px); transition: all 1s ease-out; }
.animate-left { opacity: 0; transform: translateX(-40px); transition: all 1s ease-out; }
.animate-right { opacity: 0; transform: translateX(40px); transition: all 1s ease-out; }
.in-view { opacity: 1; transform: translate(0, 0); }

/* --- RESPONSIVE CORRECCIONS --- */

@media screen and (max-width: 1024px) {
    .container { padding: 0 20px; }
    .section-title { font-size: 2.5rem; }
    .about-grid, .contact-wrapper, .method-grid { grid-template-columns: 1fr; gap: 50px; }
    .process-bar { grid-template-columns: 1fr; gap: 40px; }
}

@media screen and (max-width: 900px) {
    nav { padding: 15px 25px; }
    .logo { font-size: 1.1rem; z-index: 1001; }
    
    .nav-links {
        position: fixed; right: 0; height: 100vh; top: 0;
        background-color: var(--primary);
        display: flex; flex-direction: column; align-items: center; justify-content: center;
        width: 75%; transform: translateX(100%); transition: transform 0.5s ease;
        z-index: 1000;
    }
    .nav-links.nav-active { transform: translateX(0); }
    .burger { display: block; z-index: 1001; }

    header#inici {
        padding-top: 80px; 
    }

    header.show-image #image-bg {
        object-position: left center;
        width: 100%;
        height: 100%;
        left: 0;
        top: 0;
        filter: brightness(0.4) sepia(0.1); 
        background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)); 
    }

    .hero-content h1 { 
        font-size: 2.3rem; 
        margin-top: 40px; 
        margin-bottom: 20px;
    }

    .hero-content p { 
        font-size: 1rem; 
        margin-bottom: 15px;
    }

    .hero-subtitle { 
        font-size: 0.8rem !important; 
        margin-bottom: 40px !important; 
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        padding: 15px;
        margin: 0;
    }

    .section-padding { padding: 80px 0; }
    .client-type-bar { flex-direction: column; gap: 10px; }
    .client-type-bar .separator { display: none; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .bg-light .section-title { color: #e8e8e8 !important; }
}