/* ==========================================================================
   DESIGN SYSTEM & VARIABLES — "Arena, Agave y Ceniza" (Desierto Chihuahuense)
   Reglas: sin negros puros (#000) ni blancos fríos (#FFF); border-radius 0.
   ========================================================================== */
:root {
    /* Colores fundacionales (Drop 00) */
    --color-sand: #D2C6B5;           /* Sand Beige / Dune — color insignia */
    --color-charcoal: #26282C;       /* Deep Charcoal — espina del agave */
    --color-cream: #FAF7F2;          /* Desert Cream — ixtle */
    --color-umber: #8C7C6D;          /* Raw Earth / Umber — suelo */

    /* Mapeo del sistema */
    --color-bg-light: #F4EFE7;       /* Fondo de página: crema-arena */
    --color-bg-card: #FAF7F2;        /* Superficies/tarjetas: Desert Cream */
    --color-primary: #26282C;        /* Deep Charcoal */
    --color-primary-light: #3A3D42;  /* Charcoal medio */
    --color-accent: #8C7C6D;         /* Raw Earth para acentos y subtítulos */
    --color-accent-light: #EDE5D8;   /* Arena suave para fondos de detalle */
    --color-text-dark: #26282C;      /* Títulos y texto principal */
    --color-text-muted: #6B635A;     /* Cuerpo y descripciones (gris cálido) */
    --color-border: #E0D8CB;         /* Bordes sutiles cálidos */
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
    
    /* Borders & Shadow */
    --border-radius-sm: 0px;         /* Minimalist box style (no rounded corners) */
    --border-radius-md: 0px;
    --border-radius-lg: 0px;
    --shadow-premium: 0 4px 30px rgba(38, 40, 44, 0.03);
    --shadow-hover: 0 10px 40px rgba(38, 40, 44, 0.07);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

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

.section-subtitle {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 24px;
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.section-desc {
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 48px;
    font-size: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg-card);
}

.btn-primary:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(38, 40, 44, 0.09);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-card);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ==========================================================================
   NAVBAR (Minimalist Light)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(250, 247, 242, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-smooth);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.brand-logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    height: 36px;
    width: auto;
    object-fit: contain;
    filter: invert(1); /* Turns white Chihuahua into premium black Chihuahua */
    transition: var(--transition-smooth);
}

.brand-logo-container:hover .brand-logo {
    transform: scale(1.1) rotate(-5deg);
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    color: var(--color-primary);
}

.nav-menu {
    display: none;
    list-style: none;
    align-items: center;
    gap: 32px;
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    position: relative;
    padding: 6px 0;
    text-transform: uppercase;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--color-primary);
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--color-primary);
}

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

.btn-waitlist {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    padding: 8px 18px;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.btn-waitlist:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-card);
}

/* Mobile Hamburger Menu */
.menu-toggle {
    display: block;
    cursor: pointer;
}

@media (min-width: 768px) {
    .menu-toggle {
        display: none;
    }
}

.menu-toggle .bar {
    display: block;
    width: 22px;
    height: 2px;
    margin: 4px auto;
    transition: var(--transition-smooth);
    background-color: var(--color-primary);
}

/* ==========================================================================
   HERO SECTION (Split Layout)
   ========================================================================== */
.hero-section {
    padding-top: 140px;
    padding-bottom: 80px;
    background-color: var(--color-bg-light);
    display: flex;
    align-items: center;
    min-height: 90vh;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-content {
    text-align: left;
    max-width: 550px;
}

.hero-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-accent-light);
    border: 1px solid rgba(38, 40, 44, 0.06);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-text-dark);
    text-transform: uppercase;
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--color-primary);
    letter-spacing: -0.03em;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

.hero-slogan {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    font-style: italic;
    color: var(--color-accent);
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}

.hero-description {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 36px;
    line-height: 1.6;
}

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

.hero-visual {
    width: 100%;
    height: 500px;
    background: #E5DDD0;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--color-border);
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: var(--transition-smooth);
}

.hero-visual:hover .hero-img {
    transform: scale(1.03);
}

/* ==========================================================================
   CONCEPT SECTION (Split Lookbook)
   ========================================================================== */
.concept-section {
    padding: 120px 0;
    background-color: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.concept-text {
    max-width: 500px;
}

.concept-text p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.7;
}

.concept-visual {
    width: 100%;
    height: 550px;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.concept-visual img.concept-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    transition: var(--transition-smooth);
}

.concept-visual:hover img.concept-img {
    transform: scale(1.03);
}

/* Subtle badge layout replacing the big card */
.badge-card {
    position: absolute;
    bottom: 24px;
    left: 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 16px 20px;
    max-width: 260px;
    box-shadow: var(--shadow-premium);
    z-index: 5;
}

.badge-icon {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: 6px;
}

.badge-card h4 {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-card p {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}

.concept-bullets {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.bullet-item {
    display: flex;
    gap: 16px;
}

.bullet-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--color-accent-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    border: 1px solid var(--color-border);
}

.bullet-item h5 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bullet-item p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   PRODUCT CUSTOMIZER (Clean Lookbook Style)
   ========================================================================== */
.product-customizer-section {
    padding: 120px 0;
    background-color: var(--color-bg-light);
}

.customizer-wrapper {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 32px;
    box-shadow: var(--shadow-premium);
}

@media (min-width: 992px) {
    .customizer-wrapper {
        padding: 56px;
    }
}

.product-display-container {
    position: relative;
    background: #F1EBE1;
    border: 1px solid var(--color-border);
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.product-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--color-primary);
    color: var(--color-bg-card);
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 6px 14px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 5;
}

.product-image-frame {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    opacity: 0;
    transform: scale(1.02);
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-image.active {
    opacity: 1;
    transform: scale(1);
}

.product-info-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 0;
}

@media (min-width: 992px) {
    .product-info-panel {
        padding-left: 24px;
    }
}

.product-title {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    font-weight: 800;
    margin-bottom: 8px;
    color: var(--color-primary);
    letter-spacing: -0.01em;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--color-primary);
    font-size: 0.8rem;
    margin-bottom: 20px;
}

.product-rating span {
    color: var(--color-text-muted);
    margin-left: 8px;
    font-size: 0.8rem;
}

.product-price {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.product-price .price-amount {
    font-size: 1.45rem;
    font-weight: 600;
    color: var(--color-primary);
}

.product-price .price-note {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: 3px 8px;
}

.product-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 32px;
    line-height: 1.6;
}

.selector-group {
    margin-bottom: 24px;
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
}

.selector-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.selector-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.selector-label-row .selector-label {
    margin-bottom: 0;
}

.size-guide-link {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-size: 0.75rem;
    text-decoration: underline;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0;
    transition: var(--transition-fast);
}

.size-guide-link:hover {
    color: var(--color-primary);
}

.color-options {
    display: flex;
    gap: 16px;
}

.color-option {
    width: 32px;
    height: 32px;
    border-radius: 0;
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
}

.color-option::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 0;
    border: 1px solid transparent;
    transition: var(--transition-smooth);
}

.color-option:hover {
    transform: scale(1.05);
}

.color-option.active::after {
    border-color: var(--color-primary);
}

.size-options {
    display: flex;
    gap: 8px;
}

.size-btn {
    border: 1px solid var(--color-border);
    color: var(--color-primary);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.size-btn:hover {
    border-color: var(--color-primary);
}

.size-btn.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg-card);
}

.action-buttons {
    margin-top: 32px;
    margin-bottom: 24px;
}

.guarantees-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    border-top: 1px solid var(--color-border);
    padding-top: 24px;
}

.guarantee-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    gap: 6px;
}

.guarantee-item i {
    font-size: 1rem;
    color: var(--color-primary);
}

/* ==========================================================================
   PROCESS SECTION (Minimal Grid)
   ========================================================================== */
.process-section {
    padding: 120px 0;
    background-color: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.process-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    margin-top: 56px;
}

@media (min-width: 576px) {
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .process-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.process-card {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    padding: 40px 24px;
    text-align: left;
    transition: var(--transition-smooth);
}

.process-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    background: var(--color-bg-card);
    box-shadow: var(--shadow-hover);
}

.process-num {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: 16px;
    line-height: 1;
    transition: var(--transition-smooth);
}

.process-card h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.process-card p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ==========================================================================
   WAITLIST SECTION (Clean Call To Action)
   ========================================================================== */
.waitlist-section {
    padding: 120px 0;
    background-color: var(--color-bg-light);
}

.waitlist-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 64px 32px;
    max-width: 800px;
    margin: 0 auto;
    box-shadow: var(--shadow-premium);
    text-align: center;
}

@media (min-width: 768px) {
    .waitlist-card {
        padding: 80px 56px;
    }
}

.waitlist-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.waitlist-subtitle {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    max-width: 550px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.waitlist-form {
    max-width: 480px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

@media (min-width: 576px) {
    .form-group {
        flex-direction: row;
        gap: 0;
        background: var(--color-bg-light);
        border: 1px solid var(--color-border);
        padding: 4px;
        transition: var(--transition-smooth);
    }
    
    .form-group:focus-within {
        border-color: var(--color-primary);
    }
}

.form-group input {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    color: var(--color-primary);
    padding: 16px 20px;
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    flex-grow: 1;
    transition: var(--transition-fast);
}

@media (min-width: 576px) {
    .form-group input {
        background: transparent;
        border: none;
        padding: 12px 16px;
    }
}

.form-group input::placeholder {
    color: #9C948A;
}

.btn-submit {
    background-color: var(--color-primary);
    color: var(--color-bg-card);
    font-family: var(--font-heading);
    font-weight: 700;
    padding: 14px 28px;
    letter-spacing: 0.08em;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    text-transform: uppercase;
}

.btn-submit:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.form-message {
    margin-top: 16px;
    font-size: 0.85rem;
    font-weight: 600;
}

.form-message.success {
    color: #2E7D32; /* Rich Forest Green */
}

.form-message.error {
    color: #C62828; /* Deep Red */
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer {
    background-color: var(--color-charcoal);
    color: var(--color-cream);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-info .brand-logo {
    filter: invert(0); /* On dark footer, keep white Chihuahua logo */
}

.footer-info .brand-name {
    color: var(--color-cream);
}

.footer-info p {
    color: #A8A199;
    font-size: 0.85rem;
    margin-top: 16px;
    margin-bottom: 24px;
    max-width: 320px;
    line-height: 1.6;
}

.social-icons {
    display: flex;
    gap: 12px;
}

.social-icons a {
    width: 36px;
    height: 36px;
    border-radius: 0;
    background: rgba(250, 247, 242, 0.05);
    border: 1px solid rgba(250, 247, 242, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: #A8A199;
    transition: var(--transition-smooth);
}

.social-icons a:hover {
    color: var(--color-charcoal);
    background: var(--color-cream);
    border-color: var(--color-cream);
    transform: translateY(-2px);
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-cream);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links ul a {
    color: #A8A199;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.footer-links ul a:hover {
    color: var(--color-cream);
    padding-left: 2px;
}

.footer-bottom {
    border-top: 1px solid rgba(250, 247, 242, 0.06);
    padding-top: 30px;
    color: #7E776E;
    font-size: 0.75rem;
}

/* ==========================================================================
   ANIMATIONS & MOBILE MENU OVERLAYS
   ========================================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   EDITORIAL LOOKBOOK / GALLERY
   ========================================================================== */
.lookbook-section {
    padding: 100px 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.lookbook-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

@media (max-width: 991px) {
    .lookbook-grid {
        gap: 20px;
    }
}

@media (max-width: 767px) {
    .lookbook-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.lookbook-item {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.lookbook-img-wrapper {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border: 1px solid var(--color-border);
    position: relative;
    background-color: var(--color-bg-light);
}

.lookbook-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.lookbook-item:hover .lookbook-img {
    transform: scale(1.04);
}

.lookbook-meta {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.lookbook-discipline {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.lookbook-caption {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

/* ==========================================================================
   RESPONSIVE DESIGN (Flawless Mobile Experience)
   ========================================================================== */

/* Tablet & Mobile Menu Toggle Layout */
@media (max-width: 767px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: rgba(250, 247, 242, 0.99);
        padding: 32px 24px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 10px 30px rgba(38, 40, 44, 0.06);
        gap: 24px;
        align-items: center;
        text-align: center;
        z-index: 999;
    }
    
    .nav-menu.active {
        display: flex;
        animation: fadeInDown 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    }

    .brand-name {
        font-size: 1rem;
    }

    .btn-waitlist {
        width: 100%;
        max-width: 240px;
        text-align: center;
    }

    /* Hamburger Menu Active State Transformations */
    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }
    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }
}

/* Fluid Mobile Layout Spacings & Grid Adjustments */
@media (max-width: 767px) {
    .container {
        padding: 0 16px;
    }

    .hero-section {
        padding-top: 110px;
        padding-bottom: 50px;
        min-height: auto;
    }

    .hero-content {
        text-align: center;
        max-width: 100%;
    }

    .hero-tag {
        margin-bottom: 16px;
    }

    .hero-title {
        font-size: 2.2rem;
        margin-bottom: 16px;
    }

    .hero-description {
        font-size: 0.95rem;
        margin-bottom: 28px;
    }

    .hero-actions {
        justify-content: center;
        gap: 12px;
    }

    .hero-actions .btn {
        width: 100%;
        padding: 14px 24px;
    }

    .hero-visual {
        height: 320px;
        margin-top: 24px;
    }

    .concept-section,
    .product-customizer-section,
    .lookbook-section,
    .process-section,
    .waitlist-section {
        padding: 60px 0;
    }

    .concept-visual {
        height: 320px;
        margin-bottom: 24px;
    }

    .concept-text {
        text-align: center;
        max-width: 100%;
    }

    .bullet-item {
        text-align: left;
    }

    .customizer-wrapper {
        padding: 16px;
    }

    .product-display-container {
        height: 320px;
    }

    .product-info-panel {
        padding-top: 24px;
        text-align: left;
    }

    .guarantees-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
        padding-top: 20px;
    }

    .guarantee-item {
        font-size: 0.65rem;
        gap: 4px;
    }

    .guarantee-item i {
        font-size: 0.9rem;
    }

    .waitlist-card {
        padding: 40px 16px;
    }

    .waitlist-title {
        font-size: 1.75rem;
    }

    .waitlist-subtitle {
        font-size: 0.85rem;
        margin-bottom: 28px;
    }

    .form-group input {
        border-radius: var(--border-radius-sm);
    }
    
    .process-card {
        padding: 30px 20px;
    }
}

/* Extra Small Screens (Phones under 375px) */
@media (max-width: 374px) {
    .hero-title {
        font-size: 1.85rem;
    }

    .brand-name {
        display: none; /* Only show logo icon on super small phones to prevent layout break */
    }
}

/* ==========================================================================
   SIZE GUIDE MODAL
   ========================================================================== */
.size-guide-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(38, 40, 44, 0.6);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.size-guide-overlay.active {
    display: flex;
}

.size-guide-modal {
    background: var(--color-bg-card);
    max-width: 520px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 40px;
    position: relative;
    box-shadow: var(--shadow-hover);
}

.size-guide-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
}

.size-guide-close:hover {
    color: var(--color-primary);
}

.size-guide-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 6px;
}

.size-guide-subtitle {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.size-guide-table-wrapper {
    overflow-x: auto;
    margin-bottom: 28px;
}

.size-guide-table {
    width: 100%;
    border-collapse: collapse;
}

.size-guide-table th,
.size-guide-table td {
    text-align: left;
    padding: 12px 10px;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

.size-guide-table th {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    font-weight: 700;
}

.size-guide-table td:first-child {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-primary);
}

.size-guide-row-active {
    background-color: var(--color-accent-light);
}

.size-guide-howto {
    margin-bottom: 24px;
}

.size-guide-howto h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.size-guide-howto ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.size-guide-howto li {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.size-guide-note {
    display: flex;
    gap: 10px;
    background-color: var(--color-accent-light);
    padding: 16px;
    border-left: 3px solid var(--color-accent);
}

.size-guide-note i {
    color: var(--color-primary);
    margin-top: 3px;
}

.size-guide-note p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

@media (max-width: 480px) {
    .size-guide-modal {
        padding: 28px 20px;
    }
}

/* ==========================================================================
   CLUB EL XIHUAHUA (página /club, acceso por código)
   ========================================================================== */
.club-body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.club-back {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.club-back:hover {
    color: var(--color-primary);
}

.club-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 140px 24px 80px;
}

.club-gate,
.club-inside {
    max-width: 640px;
    width: 100%;
    text-align: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 64px 32px;
    box-shadow: var(--shadow-premium);
}

.club-seal {
    width: 92px;
    height: 92px;
    border-radius: 50%;
    background: var(--color-primary);
    margin: 0 auto 24px;
    position: relative;
}

.club-seal .mark {
    position: absolute;
    inset: 0;
    background-color: var(--color-bg-card);
    -webkit-mask-image: url(logo_social_transparent.png);
    mask-image: url(logo_social_transparent.png);
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: 50% 50%;
    mask-position: 50% 50%;
    -webkit-mask-size: 90% 90%;
    mask-size: 90% 90%;
}

.club-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.club-tagline {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.club-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    max-width: 440px;
    margin: 0 auto 32px;
    line-height: 1.6;
}

.club-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 380px;
    margin: 0 auto;
}

@media (min-width: 576px) {
    .club-form {
        flex-direction: row;
    }
}

.club-form input {
    flex: 1;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    color: var(--color-primary);
    padding: 14px 18px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-align: center;
    text-transform: uppercase;
    outline: none;
    transition: var(--transition-fast);
}

.club-form input:focus {
    border-color: var(--color-primary);
}

.club-error {
    margin-top: 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #C62828;
}

.club-welcome {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 8px;
}

.club-number {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    margin-bottom: 12px;
    line-height: 1;
}

.club-benefits {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin: 40px 0 32px;
    text-align: left;
}

@media (min-width: 576px) {
    .club-benefits {
        grid-template-columns: repeat(3, 1fr);
    }
}

.club-benefit {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    padding: 20px 16px;
}

.club-benefit h4 {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    margin-bottom: 6px;
}

.club-benefit p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.club-coming {
    font-size: 0.85rem;
    color: var(--color-accent);
    font-style: italic;
    margin-bottom: 24px;
}

.club-logout {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-decoration: underline;
}

.club-logout:hover {
    color: var(--color-primary);
}

.club-footer {
    text-align: center;
    padding: 24px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
}