/* =========================================================
   GOLDEN ROSE — Stylesheet
   Paleta: Negro + Dorado · Serif (Playfair) + Sans (Montserrat)
   ========================================================= */

:root {
    --black: #0a0a0a;
    --black-2: #111111;
    --black-3: #171717;
    --black-4: #1f1f1f;
    --gray-900: #2a2a2a;
    --gray-700: #555555;
    --gray-500: #8a8a8a;
    --gray-300: #cfcfcf;
    --white: #ffffff;
    --cream: #f7f4ef;

    --gold: #c9a253;
    --gold-light: #e2c27d;
    --gold-dark: #a07d34;

    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --container: 1280px;
    --radius: 2px;
    --transition: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    font-weight: 300;
    background: var(--black);
    color: var(--white);
    line-height: 1.7;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }

::selection { background: var(--gold); color: var(--black); }

/* ===== Tipografía ===== */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 500;
    letter-spacing: -0.01em;
    line-height: 1.15;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 28px;
}

.eyebrow {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 22px;
}

.gold { color: var(--gold); }
em { font-style: italic; color: var(--gold-light); font-family: var(--font-serif); }

.section-head {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 80px;
}

.section-title {
    font-size: clamp(2rem, 4.2vw, 3.4rem);
    margin-bottom: 22px;
    font-weight: 400;
}

.section-sub {
    color: var(--gray-300);
    font-size: 15px;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Botones ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 16px 34px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    border: 1px solid transparent;
    border-radius: var(--radius);
    transition: all var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn i { font-size: 11px; transition: transform var(--transition); }
.btn:hover i { transform: translateX(5px); }

.btn-primary {
    background: var(--gold);
    color: var(--black);
    border-color: var(--gold);
}
.btn-primary:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(201, 162, 83, 0.35);
}

.btn-outline {
    border-color: var(--gold);
    color: var(--gold);
    background: transparent;
}
.btn-outline:hover {
    background: var(--gold);
    color: var(--black);
}

.btn-ghost {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.25);
}
.btn-ghost:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.btn-sm { padding: 12px 22px; font-size: 11px; }
.btn-lg { padding: 20px 44px; font-size: 13px; }

/* ===== Header / Nav ===== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 22px 0;
    transition: all var(--transition);
    background: transparent;
}
.site-header.scrolled {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 14px 0;
    border-bottom: 1px solid rgba(201, 162, 83, 0.12);
}

.nav-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.brand-mark {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 600;
    color: var(--gold);
    border: 1px solid var(--gold);
    width: 44px; height: 44px;
    display: grid; place-items: center;
    letter-spacing: 0;
}
.brand-dot { color: var(--gold); margin: 0 1px; }
.brand-name {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 500;
    color: var(--white);
    letter-spacing: 0.08em;
}

.main-nav ul {
    display: flex;
    gap: 40px;
}
.main-nav a {
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gray-300);
    position: relative;
    padding: 6px 0;
}
.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    height: 1px; width: 0;
    background: var(--gold);
    transition: width var(--transition);
}
.main-nav a:hover { color: var(--gold); }
.main-nav a:hover::after { width: 100%; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 18px;
}

.icon-btn {
    width: 42px; height: 42px;
    display: grid; place-items: center;
    border-radius: 50%;
    color: var(--white);
    transition: color var(--transition);
    position: relative;
}
.icon-btn:hover { color: var(--gold); }
.cart-count {
    position: absolute;
    top: 2px; right: 2px;
    background: var(--gold);
    color: var(--black);
    font-size: 9px;
    font-weight: 600;
    width: 16px; height: 16px;
    border-radius: 50%;
    display: grid; place-items: center;
}

.menu-toggle { display: none; }

/* Mobile menu */
.mobile-menu {
    display: none;
    background: var(--black-2);
    border-top: 1px solid rgba(201, 162, 83, 0.15);
    padding: 20px 28px;
}
.mobile-menu ul { display: flex; flex-direction: column; gap: 18px; }
.mobile-menu a {
    font-size: 13px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gray-300);
}
.mobile-menu a:hover { color: var(--gold); }
.mobile-menu.open { display: block; }

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

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.05);
    animation: slow-zoom 20s ease-in-out infinite alternate;
}
@keyframes slow-zoom {
    from { transform: scale(1.02); }
    to   { transform: scale(1.12); }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(100deg, rgba(10,10,10,0.88) 0%, rgba(10,10,10,0.55) 55%, rgba(10,10,10,0.3) 100%),
        linear-gradient(180deg, rgba(10,10,10,0.6) 0%, rgba(10,10,10,0) 40%, rgba(10,10,10,0.85) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--container);
    margin: 0 auto;
    padding: 140px 28px 100px;
    width: 100%;
}

.hero-eyebrow {
    color: var(--gold);
    font-size: 12px;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    margin-bottom: 28px;
    font-weight: 500;
}

.hero-title {
    font-size: clamp(2.5rem, 6.2vw, 5.4rem);
    font-weight: 400;
    line-height: 1.08;
    margin-bottom: 34px;
    max-width: 900px;
    letter-spacing: -0.015em;
}

.hero-sub {
    font-size: 16px;
    color: var(--gray-300);
    max-width: 520px;
    margin-bottom: 44px;
    font-weight: 300;
    line-height: 1.8;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 34px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-size: 10px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--gray-300);
}
.hero-scroll i { animation: bounce 2s infinite; color: var(--gold); }
@keyframes bounce {
    0%,100% { transform: translateY(0); opacity: 0.8; }
    50% { transform: translateY(8px); opacity: 1; }
}

/* ===== Value Bar ===== */
.value-bar {
    background: var(--black-2);
    border-top: 1px solid rgba(201, 162, 83, 0.12);
    border-bottom: 1px solid rgba(201, 162, 83, 0.12);
    overflow: hidden;
    padding: 28px 0;
}
.value-bar-track {
    display: flex;
    gap: 80px;
    animation: scroll-x 30s linear infinite;
    white-space: nowrap;
    width: max-content;
}
@keyframes scroll-x {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
.value-item {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-size: 12px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gray-300);
    font-weight: 400;
}
.value-item i { color: var(--gold); font-size: 16px; }

/* ===== PERSONALIZACIÓN / STEPS ===== */
.customization {
    padding: 140px 0;
    background: var(--black);
    position: relative;
}

.steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
    border-top: 1px solid rgba(201, 162, 83, 0.2);
    border-bottom: 1px solid rgba(201, 162, 83, 0.2);
}

.step {
    padding: 50px 32px;
    border-right: 1px solid rgba(201, 162, 83, 0.15);
    position: relative;
    transition: background var(--transition);
}
.step:last-child { border-right: none; }
.step:hover { background: var(--black-3); }

.step-num {
    font-family: var(--font-serif);
    font-size: 14px;
    font-weight: 500;
    color: var(--gold);
    letter-spacing: 0.1em;
    margin-bottom: 36px;
    position: relative;
    padding-bottom: 16px;
}
.step-num::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 24px; height: 1px;
    background: var(--gold);
}

.step-icon {
    font-size: 34px;
    color: var(--gold);
    margin-bottom: 26px;
    transition: transform var(--transition);
}
.step:hover .step-icon { transform: translateY(-4px); }

.step h3 {
    font-size: 20px;
    margin-bottom: 14px;
    color: var(--white);
}

.step p {
    color: var(--gray-300);
    font-size: 13.5px;
    line-height: 1.75;
}
.step strong { color: var(--white); font-weight: 500; }

.steps-cta {
    text-align: center;
    margin-top: 80px;
}

/* ===== COLECCIONES ===== */
.collections {
    padding: 140px 0;
    background: var(--black-2);
    position: relative;
}

.collections-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 36px;
}

.collection-card {
    background: var(--black);
    border: 1px solid rgba(201, 162, 83, 0.12);
    overflow: hidden;
    transition: all var(--transition);
    position: relative;
}
.collection-card:hover {
    transform: translateY(-8px);
    border-color: var(--gold);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(201, 162, 83, 0.3);
}

.collection-card.featured {
    border-color: rgba(201, 162, 83, 0.35);
}

.card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3 / 4;
    background: var(--black-3);
}
.card-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.19, 1, 0.22, 1);
}
.collection-card:hover .card-image img { transform: scale(1.08); }

.card-badge {
    position: absolute;
    top: 20px; left: 20px;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(8px);
    color: var(--white);
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    padding: 8px 14px;
    border: 1px solid rgba(201, 162, 83, 0.3);
}
.card-badge-gold {
    background: var(--gold);
    color: var(--black);
    border-color: var(--gold);
    font-weight: 500;
}

.card-body {
    padding: 34px 30px 30px;
}
.card-title {
    font-size: 26px;
    margin-bottom: 14px;
    color: var(--white);
}
.card-desc {
    color: var(--gray-300);
    font-size: 14px;
    line-height: 1.75;
    margin-bottom: 26px;
    min-height: 72px;
}

.card-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 22px;
    border-top: 1px solid rgba(201, 162, 83, 0.15);
}
.card-price {
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gray-500);
}
.card-price strong {
    font-family: var(--font-serif);
    font-size: 20px;
    color: var(--gold);
    font-weight: 500;
    letter-spacing: 0;
    margin-left: 6px;
}

.card-link {
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: gap var(--transition);
}
.card-link:hover { gap: 16px; color: var(--gold-light); }

/* ===== CONCEPTO ===== */
.concept {
    padding: 140px 0;
    background: var(--black);
}

.concept-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 28px;
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 90px;
    align-items: center;
}

.concept-image {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
}
.concept-image img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.concept-image::after {
    content: '';
    position: absolute;
    inset: 20px;
    border: 1px solid rgba(201, 162, 83, 0.4);
    pointer-events: none;
}

.concept-image-badge {
    position: absolute;
    bottom: 40px; right: -30px;
    background: var(--gold);
    color: var(--black);
    padding: 28px 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}
.badge-number {
    font-family: var(--font-serif);
    font-size: 34px;
    font-weight: 600;
    line-height: 1;
}
.badge-label {
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 500;
}

.concept-content .section-title {
    text-align: left;
    margin-bottom: 30px;
}

.concept-text {
    color: var(--gray-300);
    font-size: 15px;
    line-height: 1.85;
    margin-bottom: 36px;
}

.concept-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 44px;
}
.concept-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    color: var(--gray-300);
    font-size: 14.5px;
    line-height: 1.7;
}
.concept-list i {
    color: var(--gold);
    font-size: 11px;
    width: 26px; height: 26px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    display: grid; place-items: center;
    flex-shrink: 0;
    margin-top: 3px;
}
.concept-list strong { color: var(--white); font-weight: 500; }

/* ===== TESTIMONIOS ===== */
.testimonials {
    padding: 140px 0;
    background: var(--black-2);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial {
    background: var(--black);
    border: 1px solid rgba(201, 162, 83, 0.12);
    padding: 44px 36px;
    transition: all var(--transition);
}
.testimonial:hover {
    border-color: var(--gold);
    transform: translateY(-4px);
}

.stars {
    color: var(--gold);
    display: flex;
    gap: 4px;
    margin-bottom: 22px;
    font-size: 13px;
}

.testimonial p {
    font-family: var(--font-serif);
    font-size: 18px;
    line-height: 1.6;
    color: var(--white);
    font-weight: 400;
    font-style: italic;
    margin-bottom: 28px;
}

.testimonial footer {
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    font-family: var(--font-sans);
    font-weight: 500;
}

/* ===== FINAL CTA ===== */
.final-cta {
    padding: 140px 0;
    background:
        linear-gradient(rgba(10,10,10,0.85), rgba(10,10,10,0.85)),
        url('../images/rose-detail.jpg') center/cover;
    position: relative;
}
.final-cta-inner {
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
    padding: 0 28px;
}
.final-cta h2 {
    font-size: clamp(2rem, 4.5vw, 3.6rem);
    margin-bottom: 40px;
    font-weight: 400;
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--black);
    border-top: 1px solid rgba(201, 162, 83, 0.15);
    padding: 90px 0 30px;
    color: var(--gray-300);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 60px;
    padding-bottom: 70px;
    border-bottom: 1px solid rgba(201, 162, 83, 0.12);
}

.footer-brand .brand { margin-bottom: 22px; }
.footer-brand p {
    font-size: 13.5px;
    line-height: 1.75;
    margin-bottom: 26px;
    max-width: 340px;
}

.social {
    display: flex;
    gap: 12px;
}
.social a {
    width: 40px; height: 40px;
    display: grid; place-items: center;
    border: 1px solid rgba(201, 162, 83, 0.3);
    border-radius: 50%;
    color: var(--gray-300);
    font-size: 14px;
    transition: all var(--transition);
}
.social a:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--black);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 26px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 14px; }
.footer-col a {
    font-size: 13.5px;
    color: var(--gray-300);
}
.footer-col a:hover { color: var(--gold); }

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 13.5px;
    line-height: 1.65;
}
.contact-list i {
    color: var(--gold);
    font-size: 13px;
    margin-top: 4px;
    width: 14px;
    flex-shrink: 0;
}

.footer-bottom {
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    font-size: 12px;
    color: var(--gray-500);
}
.legal {
    display: flex;
    gap: 30px;
}
.legal a {
    font-size: 12px;
    color: var(--gray-500);
}
.legal a:hover { color: var(--gold); }

/* ===== REVEAL ANIMATION ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.25, 0.8, 0.25, 1),
                transform 1s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .main-nav { display: none; }
    .menu-toggle { display: grid; }

    .steps { grid-template-columns: repeat(2, 1fr); }
    .step { border-right: 1px solid rgba(201,162,83,0.15); border-bottom: 1px solid rgba(201,162,83,0.15); }
    .step:nth-child(2n) { border-right: none; }
    .step:last-child { border-bottom: none; grid-column: 1 / -1; }

    .collections-grid { grid-template-columns: repeat(2, 1fr); }
    .collection-card:last-child { grid-column: 1 / -1; max-width: 520px; margin: 0 auto; }

    .concept-inner { grid-template-columns: 1fr; gap: 60px; }
    .concept-image { max-width: 520px; margin: 0 auto; }
    .concept-image-badge { right: 10px; }
    .concept-content .section-title { text-align: center; }
    .concept-content { text-align: center; }
    .concept-content .eyebrow { text-align: center; }
    .concept-list { text-align: left; max-width: 540px; margin-left: auto; margin-right: auto; margin-bottom: 44px; }

    .testimonial-grid { grid-template-columns: 1fr 1fr; }
    .testimonial:last-child { grid-column: 1 / -1; max-width: 560px; margin: 0 auto; }

    .footer-grid { grid-template-columns: 1fr 1fr; gap: 50px; }
}

@media (max-width: 720px) {
    .container, .nav-container { padding: 0 20px; }

    .hero-content { padding: 130px 20px 110px; }
    .hero-ctas { flex-direction: column; width: 100%; }
    .hero-ctas .btn { justify-content: center; width: 100%; }

    .customization, .collections, .concept, .testimonials, .final-cta { padding: 90px 0; }
    .section-head { margin-bottom: 60px; }

    .steps { grid-template-columns: 1fr; }
    .step { border-right: none !important; }
    .step:last-child { grid-column: auto; }

    .collections-grid { grid-template-columns: 1fr; }
    .collection-card:last-child { grid-column: auto; }

    .testimonial-grid { grid-template-columns: 1fr; }
    .testimonial:last-child { grid-column: auto; }

    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .legal { flex-wrap: wrap; justify-content: center; gap: 16px; }

    .brand-name { display: none; }
    .nav-actions .btn { display: none; }

    .concept-image-badge { right: 0; bottom: 20px; padding: 20px 26px; }
    .badge-number { font-size: 28px; }
}

@media (max-width: 420px) {
    .hero-title { font-size: 2.1rem; }
    .card-body { padding: 28px 22px 22px; }
    .testimonial { padding: 34px 26px; }
}