/* ========================================
   MODARYSAN - Estilos Principales
   Diseño: Moderno, Minimalista, Profesional
   ======================================== */

/* === VARIABLES CSS === */
:root {
    /* Colores principales */
    --color-black: #000000;
    --color-red: #E31E24;
    --color-white: #FFFFFF;
    --color-gray-light: #F5F5F5;
    --color-gray-medium: #E0E0E0;
    --color-gray-dark: #666666;
    --color-blue-dark: #1A3A5C;
    
    /* Tipografía */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Tamaños de fuente */
    --fs-xxl: 3.5rem;     /* 56px */
    --fs-xl: 2.5rem;      /* 40px */
    --fs-lg: 2rem;        /* 32px */
    --fs-md: 1.5rem;      /* 24px */
    --fs-base: 1rem;      /* 16px */
    --fs-sm: 0.875rem;    /* 14px */
    --fs-xs: 0.75rem;     /* 12px */
    
    /* Espaciado */
    --section-padding: 5rem 0;
    --container-width: 1200px;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-header: 1000;
    --z-modal: 2000;
    --z-floating: 1500;
}

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

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

body {
    font-family: var(--font-body);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
}

h1 { font-size: var(--fs-xxl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }
h4 { font-size: var(--fs-md); }

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

ul {
    list-style: none;
}

/* === UTILIDADES === */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--section-padding);
}

.section--gray {
    background-color: var(--color-gray-light);
}

.section__title {
    text-align: center;
    margin-bottom: 1rem;
    font-size: var(--fs-xl);
}

.section__subtitle {
    text-align: center;
    color: var(--color-gray-dark);
    margin-bottom: 3rem;
    font-size: var(--fs-base);
}

.section__action {
    text-align: center;
    margin-top: 3rem;
}

/* === BOTONES === */
.button {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--fs-base);
    text-align: center;
    border-radius: 50px;
    transition: var(--transition-normal);
    cursor: pointer;
    background-color: var(--color-black);
    color: var(--color-white);
    border: 2px solid var(--color-black);
}

.button:hover {
    background-color: var(--color-red);
    border-color: var(--color-red);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.button--outline {
    background-color: transparent;
    color: var(--color-black);
    border: 2px solid var(--color-black);
}

.button--outline:hover {
    background-color: var(--color-black);
    color: var(--color-white);
}

.button--white {
    background-color: var(--color-white);
    color: var(--color-black);
    border: 2px solid var(--color-white);
}

.button--white:hover {
    background-color: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

/* ========================================
   HEADER / NAVEGACIÓN
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-header);
    transition: var(--transition-normal);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav__logo .logo-img {
    height: 50px;
    width: auto;
}

.nav__list {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav__link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--fs-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-black);
    padding: 0.5rem 0;
    position: relative;
}

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

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-red);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav__whatsapp {
    font-size: 1.5rem;
    color: #25D366;
    transition: var(--transition-fast);
}

.nav__whatsapp:hover {
    transform: scale(1.15);
}

.nav__toggle,
.nav__close {
    font-size: 1.5rem;
    color: var(--color-black);
    cursor: pointer;
    display: none;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    margin-top: 80px;
    overflow: hidden;
}

.hero__slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero__slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.hero__slide.active {
    opacity: 1;
    visibility: visible;
}

.hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.3) 100%);
}

.hero__content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--color-white);
    z-index: 10;
    width: 100%;
    max-width: 800px;
    padding: 0 2rem;
}

.hero__title {
    font-size: var(--fs-xxl);
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 16px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease;
}

.hero__description {
    font-size: var(--fs-md);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
    animation: fadeInUp 1.2s ease;
}

.hero__button {
    animation: fadeInUp 1.4s ease;
}

/* Controles del slider */
.hero__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.25rem;
    z-index: 20;
    transition: var(--transition-normal);
    cursor: pointer;
}

.hero__arrow:hover {
    background-color: rgba(255,255,255,0.4);
    transform: translateY(-50%) scale(1.1);
}

.hero__arrow--left {
    left: 2rem;
}

.hero__arrow--right {
    right: 2rem;
}

/* Indicadores */
.hero__indicators {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.75rem;
    z-index: 20;
}

.hero__indicator {
    width: 12px;
    height: 12px;
    background-color: rgba(255,255,255,0.4);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-normal);
}

.hero__indicator.active {
    background-color: var(--color-red);
    width: 32px;
    border-radius: 6px;
}

/* ========================================
   CATEGORÍAS RÁPIDAS
   ======================================== */
.categories__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.category__card {
    position: relative;
    height: 350px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.category__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.category__image {
    position: relative;
    width: 100%;
    height: 100%;
}

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

.category__card:hover .category__image img {
    transform: scale(1.1);
}

.category__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.2), rgba(0,0,0,0.7));
}

.category__content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    color: var(--color-white);
    z-index: 10;
}

.category__title {
    font-size: var(--fs-md);
    margin-bottom: 0.5rem;
}

.category__description {
    font-size: var(--fs-sm);
    margin-bottom: 1rem;
    opacity: 0.9;
}

.category__link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--fs-sm);
    color: var(--color-red);
    display: inline-block;
    transition: var(--transition-normal);
}

.category__card:hover .category__link {
    transform: translateX(8px);
}

.category__card--featured {
    background: linear-gradient(135deg, var(--color-red) 0%, var(--color-blue-dark) 100%);
}

.category__card--featured .category__overlay {
    background: rgba(0,0,0,0.3);
}

/* ========================================
   PRODUCTOS
   ======================================== */
.products__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.product__card {
    background-color: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.product__card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.product__image {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
    background-color: var(--color-gray-light);
}

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

.product__card:hover .product__image img {
    transform: scale(1.05);
}

.product__badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--fs-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
}

.product__badge--new {
    background-color: var(--color-blue-dark);
    color: var(--color-white);
}

.product__badge--sale {
    background-color: var(--color-red);
    color: var(--color-white);
}

.product__badge--popular {
    background-color: #FFD700;
    color: var(--color-black);
}

.product__content {
    padding: 1.5rem;
}

.product__title {
    font-size: var(--fs-md);
    margin-bottom: 0.5rem;
}

.product__description {
    font-size: var(--fs-sm);
    color: var(--color-gray-dark);
    margin-bottom: 1rem;
}

.product__sizes {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.size__badge {
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--color-gray-medium);
    border-radius: 6px;
    font-size: var(--fs-xs);
    font-weight: 600;
    transition: var(--transition-fast);
    cursor: pointer;
}

.size__badge:hover {
    border-color: var(--color-black);
    background-color: var(--color-black);
    color: var(--color-white);
}

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

.product__price {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: var(--fs-md);
    color: var(--color-black);
}

.product__price--old {
    font-size: var(--fs-sm);
    font-weight: 400;
    color: var(--color-gray-dark);
    text-decoration: line-through;
    margin-right: 0.5rem;
}

.product__button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 25px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--fs-sm);
    transition: var(--transition-normal);
}

.product__button:hover {
    background-color: #128C7E;
    transform: scale(1.05);
}

/* ========================================
   POR QUÉ MODARYSAN
   ======================================== */
.why__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.why__card {
    text-align: center;
    padding: 2rem;
}

.why__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background-color: var(--color-black);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: var(--transition-normal);
}

.why__card:hover .why__icon {
    background-color: var(--color-red);
    transform: scale(1.1) rotate(5deg);
}

.why__title {
    font-size: var(--fs-md);
    margin-bottom: 1rem;
}

.why__description {
    color: var(--color-gray-dark);
    line-height: 1.8;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-blue-dark) 100%);
    color: var(--color-white);
    padding: 5rem 0;
    text-align: center;
}

.cta__title {
    font-size: var(--fs-xl);
    margin-bottom: 1rem;
    color: var(--color-white);
}

.cta__description {
    font-size: var(--fs-base);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 4rem 0 2rem;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer__logo img {
    height: 60px;
    margin-bottom: 1rem;
}

.footer__description {
    color: rgba(255,255,255,0.7);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.footer__social {
    display: flex;
    gap: 1rem;
}

.footer__social-link {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition-normal);
}

.footer__social-link:hover {
    background-color: var(--color-red);
    transform: translateY(-4px);
}

.footer__title {
    font-size: var(--fs-base);
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer__link {
    color: rgba(255,255,255,0.7);
    font-size: var(--fs-sm);
    transition: var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-white);
    padding-left: 0.5rem;
}

.footer__info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer__info-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: rgba(255,255,255,0.7);
    font-size: var(--fs-sm);
}

.footer__info-item i {
    color: var(--color-red);
    margin-top: 0.25rem;
}

.footer__info-item a {
    color: rgba(255,255,255,0.7);
}

.footer__info-item a:hover {
    color: var(--color-white);
}

.footer__bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer__copyright,
.footer__powered {
    color: rgba(255,255,255,0.5);
    font-size: var(--fs-sm);
}

.footer__powered i {
    color: var(--color-red);
}

/* ========================================
   BOTÓN FLOTANTE WHATSAPP
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-floating);
    transition: var(--transition-normal);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background-color: #128C7E;
    transform: scale(1.1);
}

/* ========================================
   SCROLL TO TOP
   ======================================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--color-black);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: var(--z-floating);
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--color-red);
    transform: translateY(-4px);
}

/* ========================================
   ANIMACIONES
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* ========================================
   RESPONSIVE - TABLET
   ======================================== */
@media screen and (max-width: 968px) {
    :root {
        --fs-xxl: 2.5rem;
        --fs-xl: 2rem;
        --fs-lg: 1.75rem;
        --fs-md: 1.25rem;
    }
    
    .categories__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========================================
   RESPONSIVE - MÓVIL
   ======================================== */
@media screen and (max-width: 576px) {
    :root {
        --fs-xxl: 2rem;
        --fs-xl: 1.75rem;
        --fs-lg: 1.5rem;
        --fs-md: 1.125rem;
        --section-padding: 3rem 0;
    }
    
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--color-white);
        padding: 4rem 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition-normal);
        z-index: var(--z-modal);
    }
    
    .nav__menu.show-menu {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        gap: 2rem;
    }
    
    .nav__close,
    .nav__toggle {
        display: block;
    }
    
    .nav__close {
        position: absolute;
        top: 1.5rem;
        right: 1.5rem;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__description {
        font-size: 1rem;
    }
    
    .hero__arrow {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .hero__arrow--left {
        left: 1rem;
    }
    
    .hero__arrow--right {
        right: 1rem;
    }
    
    .categories__grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .category__card {
        height: 280px;
    }
    
    .products__grid {
        grid-template-columns: 1fr;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .whatsapp-float {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 55px;
        height: 55px;
    }
    
    .scroll-top {
        bottom: 1.5rem;
        left: 1.5rem;
    }
}