/* ==========================================================================
   VARIABLES & RESET
   ========================================================================== */
:root {
    /* Colors */
    --clr-white: #ffffff;
    --clr-light: #F4F6F8;
    --clr-gray-100: #E8ECF0;
    --clr-gray-200: #EEF1F5;
    
    --clr-dark: #2B3340;
    --clr-darker: #1E2837;
    --clr-darkest: #151D28;
    
    --clr-text-main: #2B3340;
    --clr-text-muted: #6B7A8D;
    --clr-text-light: #C8D3DF;
    
    --clr-primary: #1B6CA8;
    --clr-secondary: #6DB8E8;
    --clr-whatsapp: #25D366;
    --clr-whatsapp-hover: #1ebe5b;

    /* Fonts */
    --ff-body: 'DM Sans', sans-serif;
    --ff-heading: 'Playfair Display', serif;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    /* Layout */
    --container-max-width: 1280px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--ff-body);
    color: var(--clr-text-main);
    background-color: var(--clr-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

ul {
    list-style: none;
}

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

img, iframe {
    display: block;
    max-width: 100%;
}

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

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

@media (min-width: 1024px) {
    .container {
        padding: 0 3rem;
    }
}

.section {
    padding: 5rem 0;
}

@media (min-width: 768px) {
    .section {
        padding: 6rem 0;
    }
}

.section--white { background-color: var(--clr-white); }
.section--light { background-color: var(--clr-light); }
.section--dark { background-color: var(--clr-dark); color: var(--clr-white); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--transition-normal);
}

.btn--primary {
    background-color: var(--clr-whatsapp);
    color: var(--clr-white);
    box-shadow: 0 4px 6px -1px rgba(37, 211, 102, 0.2);
}

.btn--primary:hover {
    background-color: var(--clr-whatsapp-hover);
}

.btn--secondary {
    background-color: var(--clr-primary);
    color: var(--clr-white);
}

.btn--secondary:hover {
    background-color: #155584;
}

.btn--outline {
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--clr-white);
}

.btn--outline:hover {
    border-color: rgba(255, 255, 255, 0.6);
    background-color: rgba(255, 255, 255, 0.1);
}

.btn--large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* Typography elements */
.line {
    width: 1.5rem;
    height: 1px;
}
.line--blue { background-color: var(--clr-primary); }
.line--light-blue { background-color: var(--clr-secondary); }

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    padding: 1.25rem 0;
    transition: all var(--transition-normal);
    background-color: transparent;
}

.header.scrolled {
    background-color: var(--clr-white);
    padding: 0.75rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

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

.header__logo {
    height: 3rem;
    width: auto;
    object-fit: contain;
}

/* Nav Desktop */
.header__nav {
    display: none;
    align-items: center;
    gap: 2rem;
}

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

.header__menu {
    display: flex;
    gap: 2rem;
}

.header__link {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.025em;
    color: rgba(255, 255, 255, 0.9);
}

.header.scrolled .header__link {
    color: var(--clr-dark);
}

.header__link:hover {
    color: var(--clr-primary);
}

/* Mobile Toggle */
.header__toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
    color: var(--clr-white);
}

.header.scrolled .header__toggle {
    color: var(--clr-dark);
}

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

.header__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: currentColor;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    transform-origin: center;
}

.header__toggle.is-active span:nth-child(1) {
    transform: rotate(45deg) translateY(7px) translateX(3px);
}
.header__toggle.is-active span:nth-child(2) {
    opacity: 0;
}
.header__toggle.is-active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-7px) translateX(3px);
}

/* Mobile Nav */
.mobile-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--clr-white);
    padding: 1.25rem var(--container-padding);
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border-top: 1px solid var(--clr-gray-100);
}

.mobile-nav.is-open {
    display: flex;
}

@media (min-width: 768px) {
    .mobile-nav.is-open {
        display: none;
    }
}

.mobile-nav__menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-nav__link {
    display: block;
    padding: 0.25rem 0;
    color: var(--clr-dark);
    font-weight: 500;
}

.mobile-nav__link:hover {
    color: var(--clr-primary);
}

.mobile-nav__btn {
    margin-top: 0.5rem;
    text-align: center;
    padding: 0.75rem;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--clr-dark);
    overflow: hidden;
    padding-top: 6rem;
    padding-bottom: 4rem;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1570172619644-dfd03ed5d881?w=1920&h=1080&fit=crop&auto=format');
    background-position: center;
    background-size: cover;
    transform: scale(1.05);
}

.hero__overlay {
    position: absolute;
    inset: 0;
}

.hero__overlay--dark {
    background: linear-gradient(to right, rgba(26, 37, 53, 0.9), rgba(26, 37, 53, 0.65), rgba(26, 37, 53, 0.2));
}

.hero__overlay--gradient {
    background: linear-gradient(to top, rgba(26, 37, 53, 0.5), transparent, transparent);
}

.hero__content {
    position: relative;
    z-index: 10;
    width: 100%;
}

.hero__text-box {
    max-width: 32rem;
}

.subtitle-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.subtitle-line {
    width: 2rem;
    height: 1px;
    background-color: var(--clr-secondary);
}

.subtitle-text {
    color: var(--clr-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.25em;
}

.hero__title {
    color: var(--clr-white);
    font-family: var(--ff-heading);
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.hero__title em {
    font-style: normal;
    color: var(--clr-secondary);
}

.hero__description {
    color: rgba(255, 255, 255, 0.75);
    font-size: clamp(1rem, 2vw, 1.125rem);
    margin-bottom: 2.5rem;
    max-width: 28rem;
}

.hero__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero__scroll-hint {
    display: none;
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    z-index: 10;
}

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

.scroll-line {
    width: 1px;
    height: 3rem;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.4), transparent);
}

.scroll-text {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

/* ==========================================================================
   SECTIONS GENERAL
   ========================================================================== */
.section__header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section__subtitle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.section__subtitle p {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--clr-primary);
}

.section__header--dark .section__subtitle p {
    color: var(--clr-secondary);
}

.section__title {
    font-family: var(--ff-heading);
    font-size: clamp(1.875rem, 4vw, 2.25rem);
    font-weight: 700;
}

.section__desc {
    color: var(--clr-text-muted);
    max-width: 36rem;
    margin: 0.75rem auto 0;
}

/* ==========================================================================
   CASOS DE ÉXITO (CAROUSEL)
   ========================================================================== */
.carousel {
    position: relative;
    background-color: var(--clr-white);
    border-radius: 1rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.carousel__btn {
    position: absolute;
    top: 1rem;
    z-index: 20;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background-color: var(--clr-white);
    color: var(--clr-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-fast);
}

.carousel__btn:hover {
    background-color: var(--clr-primary);
    color: var(--clr-white);
}

.carousel__btn--prev { left: 1rem; }
.carousel__btn--next { right: 1rem; }

.carousel__track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel__slide {
    flex: 0 0 100%;
    display: grid;
    grid-template-columns: 1fr;
}

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

.carousel__media {
    background-color: var(--clr-gray-200);
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.carousel__img-wrap {
    flex: 1;
    position: relative;
    aspect-ratio: 1/1;
    border-radius: 0.75rem;
    overflow: hidden;
    background-color: #ddd;
}

.carousel__img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--clr-white);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.badge--dark { background-color: var(--clr-dark); }
.badge--blue { background-color: var(--clr-primary); }

.carousel__arrow {
    color: var(--clr-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.carousel__info {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (min-width: 1024px) {
    .carousel__info {
        padding: 3rem;
    }
}

.tag {
    align-self: flex-start;
    border: 1px solid rgba(27, 108, 168, 0.35);
    color: var(--clr-primary);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.375rem 1rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
}

.carousel__title {
    font-family: var(--ff-heading);
    font-size: clamp(1.5rem, 3vw, 1.75rem);
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--clr-dark);
    line-height: 1.3;
}

.carousel__desc {
    color: var(--clr-text-muted);
    font-size: 0.875rem;
}

.carousel__dots {
    display: flex;
    align-items: center;
    padding: 0 2rem 2rem;
    background-color: var(--clr-white);
}

@media (min-width: 768px) {
    .carousel__dots {
        position: absolute;
        bottom: 2rem;
        right: 2rem;
        width: 50%;
        padding: 0;
    }
    
    .carousel__info {
        padding-bottom: 5rem;
    }
}

@media (min-width: 1024px) {
    .carousel__dots {
        right: 3rem;
        bottom: 3rem;
    }
}

.dots-container {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 999px;
    background-color: var(--clr-text-light);
    transition: all var(--transition-normal);
}

.dot.is-active {
    width: 1.75rem;
    background-color: var(--clr-primary);
}

.dot:not(.is-active):hover {
    background-color: rgba(27, 108, 168, 0.4);
}

.carousel__counter {
    margin-left: auto;
    color: var(--clr-text-light);
    font-size: 0.75rem;
    font-weight: 500;
}

/* ==========================================================================
   SERVICIOS
   ========================================================================== */
#servicios {
    padding-top: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.card {
    display: flex;
    flex-direction: column;
    background-color: var(--clr-white);
    border: 1px solid var(--clr-gray-100);
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: translateY(-8px);
}

.card__img-container {
    height: 14rem;
    position: relative;
    overflow: hidden;
    background-color: var(--clr-gray-200);
}

.card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.card:hover .card__img {
    transform: scale(1.05);
}

.card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(43, 51, 64, 0.3), transparent);
}

.card__content {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card__title {
    font-family: var(--ff-heading);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: 1.3;
}

.card__list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
}

.card__list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--clr-text-muted);
}

.card__list span {
    flex-shrink: 0;
    margin-top: 0.4rem;
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background-color: var(--clr-primary);
}

.card__link {
    margin-top: 1.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--clr-primary);
    font-size: 0.875rem;
    font-weight: 600;
}

.card__link:hover {
    gap: 0.75rem;
}

/* ==========================================================================
   CONTACTO
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: stretch;
}

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

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

.map-wrap {
    flex: 1;
    border-radius: 1rem;
    overflow: hidden;
    background-color: #3D4858;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    min-height: 20rem;
}

.map-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.btn--map {
    background-color: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1.25rem;
}

.btn--map:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--clr-white);
}

.schedule {
    background-color: var(--clr-darker);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}

@media (min-width: 1024px) {
    .schedule {
        padding: 2.5rem;
    }
}

.schedule__header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.schedule__header h3 {
    font-family: var(--ff-heading);
    font-size: 1.25rem;
    font-weight: 600;
}

.schedule__desc {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    margin-bottom: 1.75rem;
}

.schedule__list {
    display: flex;
    flex-direction: column;
}

.schedule__list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.schedule__list li:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.schedule__list span:first-child {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    font-weight: 500;
}

.schedule__time {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--clr-secondary);
}

.schedule__time--closed {
    color: rgba(248, 113, 113, 0.8);
}

.schedule__footer {
    margin-top: auto;
    padding-top: 2rem;
}

.btn--whatsapp {
    width: 100%;
    background-color: var(--clr-whatsapp);
    color: var(--clr-white);
    padding: 1rem 1.5rem;
    font-size: 1rem;
    box-shadow: 0 10px 15px -3px rgba(37, 211, 102, 0.2);
}

.btn--whatsapp:hover {
    background-color: var(--clr-whatsapp-hover);
}

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

.footer__container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}

@media (min-width: 768px) {
    .footer__container {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer__copy {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.75rem;
    text-align: center;
    order: 2;
}

@media (min-width: 768px) {
    .footer__copy {
        order: 1;
    }
}

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

@media (min-width: 768px) {
    .footer__social {
        order: 2;
    }
}

.social-link {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
}

.social-link:hover {
    color: var(--clr-white);
}

.social-link--ig:hover { background-color: #E1306C; }
.social-link--fb:hover { background-color: #1877F2; }
.social-link--wa:hover { background-color: var(--clr-whatsapp); }