/* ============================================
   Landing Page - Estilos con animaciones
   ============================================ */

:root {
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-accent: #f59e0b;
    --color-dark: #0f172a;
    --color-dark-soft: #1e293b;
    --color-text: #334155;
    --color-text-light: #64748b;
    --color-bg: #f8fafc;
    --color-white: #ffffff;
    --font-sans: 'Outfit', system-ui, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ========== HEADER ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.25rem 0;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(12px);
    transition: padding var(--transition), box-shadow var(--transition);
}

.header.scrolled {
    padding: 0.75rem 0;
    box-shadow: var(--shadow-md);
}

.header__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__logo {
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 700;
    font-size: 1.25rem;
    transition: color var(--transition);
}

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

.header__nav {
    display: flex;
    align-items: center;
}

.header__menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.header__menu a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition);
    position: relative;
}

.header__menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition);
}

.header__menu a:hover::after {
    width: 100%;
}

.header__menu a:hover {
    color: var(--color-primary);
}

.header__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.header__toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: var(--transition);
}

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

.hero__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-soft) 100%);
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?w=1920') center/cover;
    opacity: 0.15;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99,102,241,0.2) 0%, transparent 50%, rgba(245,158,11,0.1) 100%);
}

.hero__shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero__shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.hero__shape--1 {
    width: 400px;
    height: 400px;
    background: var(--color-primary);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.hero__shape--2 {
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    bottom: -50px;
    left: -50px;
    animation-delay: -7s;
}

.hero__shape--3 {
    width: 200px;
    height: 200px;
    background: var(--color-primary-light);
    top: 50%;
    left: 30%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 800px;
}

.hero__badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50px;
    color: rgba(255,255,255,0.9);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    color: white;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero__highlight {
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 2rem;
}

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

.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.hero__scroll-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.85rem;
    animation: bounce 2s ease-in-out infinite;
}

.hero__scroll-link i {
    margin-top: 0.25rem;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ========== BOTONES ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    box-shadow: 0 4px 14px rgba(99,102,241,0.4);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99,102,241,0.5);
}

.btn--outline {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.5);
}

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

.btn--ghost {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid rgba(99, 102, 241, 0.35);
}

.btn--ghost:hover {
    background: rgba(99, 102, 241, 0.08);
    border-color: var(--color-primary);
}

.btn--full { width: 100%; justify-content: center; }

.btn--whatsapp {
    background: #25d366;
    color: #fff;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.45);
}

.btn--whatsapp:hover {
    background: #1ebe57;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.55);
}

/* Botón flotante WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 998;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25d366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.5);
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
    color: #fff;
    transform: scale(1.06);
    box-shadow: 0 6px 22px rgba(37, 211, 102, 0.6);
}

/* Ripple effect */
.btn--ripple::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    transform: scale(0);
    border-radius: 50%;
    transition: transform 0.5s ease-out;
}

.btn--ripple:active::after {
    transform: scale(2);
    opacity: 0;
}

/* ========== SECCIONES COMUNES ========== */
.section-badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    background: rgba(99,102,241,0.1);
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--color-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.text-gradient {
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* ========== ABOUT ========== */
.about {
    padding: 6rem 0;
    background: white;
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about__image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about__image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.about__image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius);
    z-index: -1;
}

.about__text {
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.about__list {
    list-style: none;
    margin-bottom: 2rem;
}

.about__list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--color-text);
}

.about__list i {
    color: var(--color-primary);
    font-size: 1.1rem;
}

/* ========== SERVICES ========== */
.services {
    position: relative;
    padding: 6.5rem 0;
    overflow: hidden;
}

.services__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.12), transparent 55%),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(245, 158, 11, 0.06), transparent 50%),
        linear-gradient(180deg, #f8fafc 0%, var(--color-bg) 35%, #eef2ff 100%);
    pointer-events: none;
}

.services .container {
    position: relative;
    z-index: 1;
}

.section-header--services {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.section-subtitle--wide {
    max-width: 52ch;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    font-size: 1.05rem;
    color: var(--color-text);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.75rem;
    margin-top: 0.5rem;
}

.service-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    padding: 1.85rem 1.75rem 1.5rem;
    border-radius: 20px;
    border: 1px solid rgba(226, 232, 240, 0.9);
    box-shadow:
        0 4px 6px -1px rgba(15, 23, 42, 0.06),
        0 12px 24px -8px rgba(99, 102, 241, 0.08);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.25);
    box-shadow:
        0 20px 40px -12px rgba(79, 70, 229, 0.2),
        0 0 0 1px rgba(99, 102, 241, 0.08);
}

.service-card__index {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1;
    color: rgba(99, 102, 241, 0.12);
    pointer-events: none;
    user-select: none;
}

.service-card__top {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.85rem;
}

.service-card__icon-ring {
    padding: 3px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.25);
}

.service-card__icon {
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, #fff 0%, #f1f5ff 100%);
    border-radius: 15px;
    font-size: 1.45rem;
    color: var(--color-primary);
    transition: transform 0.35s ease;
}

.service-card:hover .service-card__icon {
    transform: scale(1.06) rotate(-3deg);
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-dark);
    margin: 0;
    line-height: 1.25;
    padding-right: 3rem;
}

.service-card__lead {
    color: var(--color-text);
    font-size: 0.95rem;
    line-height: 1.65;
    margin: 0 0 1rem;
}

.service-card__bullets {
    list-style: none;
    margin: 0 0 1.25rem;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.service-card__bullets li {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
    font-size: 0.88rem;
    line-height: 1.45;
    color: var(--color-text-light);
}

.service-card__bullets i {
    flex-shrink: 0;
    margin-top: 0.2rem;
    font-size: 0.65rem;
    color: #10b981;
    background: rgba(16, 185, 129, 0.12);
    width: 1.15rem;
    height: 1.15rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-card__actions {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    padding-top: 0.25rem;
}

.service-card__cta--brief {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0.85rem;
    border-radius: 14px;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 55%, #3730a3 100%);
    box-shadow: 0 10px 28px rgba(79, 70, 229, 0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.service-card__cta--brief:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(79, 70, 229, 0.45);
    color: #fff;
}

.service-card__cta-icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    font-size: 1.1rem;
}

.service-card__cta-text {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 0.15rem;
}

.service-card__cta-title {
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
}

.service-card__cta-sub {
    font-size: 0.72rem;
    font-weight: 500;
    opacity: 0.92;
    line-height: 1.35;
}

.service-card__cta-arrow {
    flex-shrink: 0;
    font-size: 0.85rem;
    opacity: 0.9;
    transition: transform 0.25s ease;
}

.service-card__cta--brief:hover .service-card__cta-arrow {
    transform: translateX(5px);
}

.service-card__cta-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.45rem 0.5rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-light);
    text-decoration: none;
    border-radius: 10px;
    transition: color 0.2s ease, background 0.2s ease;
}

.service-card__cta-secondary:hover {
    color: var(--color-primary);
    background: rgba(99, 102, 241, 0.06);
}

.service-card__shine {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.9), transparent);
    opacity: 0.7;
    pointer-events: none;
}

.services__empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--color-text-light);
    padding: 2rem;
}

/* ========== PORTFOLIO ========== */
.portfolio {
    padding: 6rem 0;
    background: white;
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.portfolio-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition), transform var(--transition);
}

.portfolio-card:hover {
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.25);
}

.portfolio-card__image {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

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

.portfolio-card:hover .portfolio-card__image img {
    transform: scale(1.08);
}

.portfolio-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,23,42,0.95) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity var(--transition);
}

.portfolio-card:hover .portfolio-card__overlay {
    opacity: 1;
}

.portfolio-card__category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.6rem;
    background: rgba(99, 102, 241, 0.9);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 6px;
}

.portfolio-card__overlay h3 {
    color: white;
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.portfolio-card__overlay p {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.portfolio-card__link {
    color: var(--color-primary-light);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color var(--transition);
}

.portfolio-card__link:hover {
    color: white;
}

.portfolio-card__trigger {
    cursor: pointer;
}

.portfolio-card__expand {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    color: white;
    font-size: 1.1rem;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-card:hover .portfolio-card__expand {
    opacity: 1;
}

.portfolio__empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--color-text-light);
    padding: 2rem;
}

/* ========== TESTIMONIALS ========== */
.testimonials {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-soft) 100%);
}

.testimonials .section-badge {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.9);
}

.testimonials .section-title {
    color: white;
}

.testimonials .section-title .text-gradient {
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.testimonials__slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonials__track {
    display: flex;
    overflow: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.testimonial-card {
    flex: 0 0 100%;
    scroll-snap-align: center;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    min-height: 280px;
}

.testimonial-card__quote {
    color: var(--color-primary-light);
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.testimonial-card__text {
    color: rgba(255,255,255,0.9);
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-card__author strong {
    display: block;
    color: white;
    font-size: 1rem;
}

.testimonial-card__author span {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
}

.testimonial-card__author img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonials__nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.testimonials__prev,
.testimonials__next {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.3);
    background: transparent;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.testimonials__prev:hover,
.testimonials__next:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
}

.testimonials__dots {
    display: flex;
    gap: 0.5rem;
}

.testimonials__dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: var(--transition);
}

.testimonials__dots .dot.active {
    background: white;
    transform: scale(1.2);
}

.testimonials__empty {
    text-align: center;
    color: rgba(255,255,255,0.7);
}

/* ========== CONTACT ========== */
.contact {
    padding: 6rem 0;
    background: var(--color-bg);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact__text {
    margin: 1rem 0 2rem;
    color: var(--color-text);
}

.contact__details {
    list-style: none;
}

.contact__details li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.contact__details a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.contact__details a:hover {
    text-decoration: underline;
}

.contact__whatsapp-cta {
    margin-top: 1.5rem;
}

.contact__whatsapp-cta .btn--whatsapp {
    width: 100%;
    justify-content: center;
}

.contact__details i {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99,102,241,0.1);
    color: var(--color-primary);
    border-radius: var(--radius);
}

.contact__form {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-message {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: var(--radius);
    font-size: 0.95rem;
    display: none;
}

.form-message.success {
    display: block;
    background: #d1fae5;
    color: #065f46;
}

.form-message.error {
    display: block;
    background: #fee2e2;
    color: #991b1b;
}

.btn__loading,
.btn__success {
    display: none;
}

.btn.loading .btn__text { display: none; }
.btn.loading .btn__loading { display: inline-flex; }
.btn.success .btn__text { display: none; }
.btn.success .btn__success { display: inline-flex; }

/* ========== FOOTER ========== */
.footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.8);
    padding: 4rem 0 2rem;
}

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

.footer__logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    display: block;
    margin-bottom: 0.5rem;
}

.footer__brand p {
    font-size: 0.95rem;
    max-width: 280px;
}

.footer__links h4,
.footer__social h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer__links ul {
    list-style: none;
}

.footer__links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.95rem;
    display: block;
    margin-bottom: 0.5rem;
    transition: color var(--transition);
}

.footer__links a:hover {
    color: white;
}

.footer__icons {
    display: flex;
    gap: 0.75rem;
}

.footer__icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius);
    color: white;
    text-decoration: none;
    transition: all var(--transition);
}

.footer__icon:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

.footer__bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.footer__bottom p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
}

/* ========== ANIMACIONES ========== */
.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.animate-delay-1 { animation-delay: 0.2s; }
.animate-delay-2 { animation-delay: 0.4s; }

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-reveal-left {
    transform: translateX(-60px);
}

.scroll-reveal-left.visible {
    transform: translateX(0);
}

.scroll-reveal-right {
    transform: translateX(60px);
}

.scroll-reveal-right.visible {
    transform: translateX(0);
}

/* ========== LIGHTBOX ========== */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(8px);
    cursor: pointer;
}

.lightbox__content {
    position: relative;
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.lightbox.active .lightbox__content {
    transform: scale(1);
}

.lightbox__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    z-index: 10;
    transition: background 0.2s;
}

.lightbox__close:hover {
    background: rgba(0,0,0,0.8);
}

.lightbox__mockup {
    border-radius: 12px 12px 0 0;
    overflow: hidden;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.08);
}

.lightbox__browser-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 12px 16px;
    background: #f1f5f9;
    border-bottom: 1px solid #e2e8f0;
}

.lightbox__browser-dots {
    display: flex;
    gap: 6px;
}

.lightbox__browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #cbd5e1;
}

.lightbox__browser-dots span:nth-child(1) { background: #f87171; }
.lightbox__browser-dots span:nth-child(2) { background: #fbbf24; }
.lightbox__browser-dots span:nth-child(3) { background: #4ade80; }

.lightbox__browser-url {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: white;
    border-radius: 8px;
    font-size: 0.85rem;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.lightbox__browser-url i {
    color: #22c55e;
    font-size: 0.75rem;
}

.lightbox__image-wrap {
    max-height: 50vh;
    overflow: hidden;
    background: #f8fafc;
}

.lightbox__image {
    width: 100%;
    height: auto;
    display: block;
    vertical-align: top;
}

.lightbox__info {
    padding: 1.5rem 2rem;
}

.lightbox__title {
    font-size: 1.5rem;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.lightbox__desc {
    color: var(--color-text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.lightbox__link {
    margin-top: 0.5rem;
}

/* ========== UTILIDAD ========== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ========== ASESOR (BURBUJA FLOTANTE) ========== */
.assistant-widget {
    position: fixed;
    bottom: 1.5rem;
    left: 1.5rem;
    z-index: 10050;
    display: flex;
    flex-direction: column-reverse;
    align-items: flex-start;
    gap: 0.65rem;
    font-family: var(--font-sans);
}

.assistant-widget__panel {
    display: none;
    flex-direction: column;
    width: min(100vw - 2rem, 400px);
    max-height: min(82vh, 580px);
    background: white;
    border-radius: 18px;
    box-shadow:
        0 20px 50px rgba(15, 23, 42, 0.18),
        0 0 0 1px rgba(255, 255, 255, 0.8) inset;
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.9);
}

.assistant-widget.is-open .assistant-widget__panel {
    display: flex;
    animation: assistantPanelIn 0.28s ease;
}

@keyframes assistantPanelIn {
    from {
        opacity: 0;
        transform: translateY(14px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.assistant-widget__head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1rem 0.75rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(99, 102, 241, 0.02));
    border-bottom: 1px solid #e2e8f0;
}

.assistant-widget__title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-dark);
    margin: 0 0 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.assistant-widget__subtitle {
    font-size: 0.78rem;
    color: var(--color-text-light);
    line-height: 1.45;
    margin: 0;
}

.assistant-widget__close {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--radius);
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-dark);
    cursor: pointer;
    transition: var(--transition);
}

.assistant-widget__close:hover {
    background: rgba(0, 0, 0, 0.1);
}

.assistant-widget__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

.assistant-widget__toggle {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.5rem 1.15rem 0.5rem 0.5rem;
    border: none;
    border-radius: 999px;
    cursor: pointer;
    font-family: var(--font-sans);
    color: #fff;
    background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-dark) 55%, #312e81 100%);
    box-shadow:
        0 8px 28px rgba(79, 70, 229, 0.5),
        0 2px 8px rgba(15, 23, 42, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.assistant-widget__toggle::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 999px;
    border: 2px solid rgba(99, 102, 241, 0.45);
    animation: assistantRing 2.8s ease-out infinite;
    pointer-events: none;
}

@keyframes assistantRing {
    0% {
        opacity: 0.85;
        transform: scale(1);
    }
    70% {
        opacity: 0;
        transform: scale(1.12);
    }
    100% {
        opacity: 0;
        transform: scale(1.12);
    }
}

.assistant-widget__toggle:hover {
    transform: translateY(-3px);
    box-shadow:
        0 14px 36px rgba(79, 70, 229, 0.55),
        0 4px 12px rgba(15, 23, 42, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.assistant-widget__toggle:active {
    transform: translateY(-1px);
}

.assistant-widget__toggle-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    font-size: 1.2rem;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
}

.assistant-widget__toggle-label {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    line-height: 1.2;
    padding-right: 0.15rem;
}

.assistant-widget__toggle-text {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.assistant-widget__toggle-hint {
    font-size: 0.7rem;
    font-weight: 500;
    opacity: 0.88;
    margin-top: 0.15rem;
}

.assistant__chat-window {
    flex: 1;
    min-height: 200px;
    max-height: 320px;
    overflow-y: auto;
    padding: 1rem;
    background: #f1f5f9;
}

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

.assistant-bubble-row {
    display: flex;
}

.assistant-bubble-row--bot {
    justify-content: flex-start;
}

.assistant-bubble-row--user {
    justify-content: flex-end;
}

.assistant-bubble {
    max-width: 88%;
    padding: 0.75rem 1rem;
    border-radius: 14px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.assistant-bubble--bot {
    background: white;
    color: var(--color-dark);
    border: 1px solid #e2e8f0;
    border-bottom-left-radius: 4px;
}

.assistant-bubble--user {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border-bottom-right-radius: 4px;
}

.assistant__composer {
    padding: 1rem 1.25rem 1.25rem;
    border-top: 1px solid #e2e8f0;
}

.assistant__hint {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.75rem;
    line-height: 1.45;
}

.assistant__input-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-start;
}

.assistant__field {
    flex: 1;
    min-width: 0;
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius);
    font-family: var(--font-sans);
    font-size: 1rem;
}

.assistant__field:focus {
    outline: none;
    border-color: var(--color-primary);
}

.assistant__field--area {
    width: 100%;
    flex: none;
    resize: vertical;
    min-height: 88px;
}

.assistant__next {
    flex-shrink: 0;
}

.assistant__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.assistant__chip {
    padding: 0.5rem 0.85rem;
    border-radius: 50px;
    border: 2px solid #e2e8f0;
    background: white;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-sans);
}

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

.assistant__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.assistant__actions--stack {
    width: 100%;
    margin-top: 0.5rem;
}

.assistant__done-actions {
    width: 100%;
    text-align: center;
}

.assistant__privacy {
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-top: 1rem;
    line-height: 1.4;
}

@media (max-width: 480px) {
    .assistant-widget {
        left: 0.65rem;
        bottom: 0.65rem;
    }

    .assistant-widget__toggle-label {
        display: none;
    }

    .assistant-widget__toggle {
        padding: 0.45rem;
    }

    .assistant-widget__panel {
        width: min(100vw - 1.3rem, 400px);
    }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 992px) {
    .about__grid,
    .contact__grid {
        grid-template-columns: 1fr;
    }

    .about__image {
        order: -1;
    }

    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .header__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        transition: right var(--transition);
        z-index: 999;
    }

    .header__menu.active {
        right: 0;
    }

    .header__toggle {
        display: flex;
        z-index: 1001;
    }

    .header__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .header__toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .header__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero__buttons {
        flex-direction: column;
    }

    .btn {
        justify-content: center;
    }

    .services__grid {
        grid-template-columns: 1fr;
    }

    .portfolio__grid {
        grid-template-columns: 1fr;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__icons {
        justify-content: center;
    }

    .lightbox__content {
        max-height: 85vh;
    }

    .lightbox__image-wrap {
        max-height: 45vh;
    }

    .lightbox__info {
        padding: 1rem 1.25rem;
    }
}