/* ================================
   ELEVANOVA - CSS Principal
   Paleta: Azul Marino + Cobre/Terracota
   Mobile-First & Responsive
   ================================ */

/* ========== Variables CSS ========== */
:root {
    /* Colores Principales */
    --color-primary: #1a365d;        /* Azul marino profundo */
    --color-primary-light: #2c5282;
    --color-primary-dark: #0f1e3a;
    
    --color-secondary: #c87941;      /* Cobre */
    --color-accent: #e76f51;         /* Terracota */
    
    /* Colores Neutros - Light Mode */
    --color-dark: #2d3748;
    --color-gray: #718096;
    --color-gray-light: #e2e8f0;
    --color-white: #ffffff;
    --color-bg: #f7fafc;
    
    /* Colores de Superficie */
    --bg-primary: #ffffff;
    --bg-secondary: #f7fafc;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --border-color: #e2e8f0;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    
    /* Tipografía */
    --font-primary: 'Poppins', sans-serif;
    --font-display: 'Montserrat', sans-serif;
    
    /* Tamaños */
    --text-xs: 0.75rem;     /* 12px */
    --text-sm: 0.875rem;    /* 14px */
    --text-base: 1rem;      /* 16px */
    --text-lg: 1.125rem;    /* 18px */
    --text-xl: 1.25rem;     /* 20px */
    --text-2xl: 1.5rem;     /* 24px */
    --text-3xl: 2rem;       /* 32px */
    --text-4xl: 2.5rem;     /* 40px */
    --text-5xl: 3rem;       /* 48px */
    
    /* Espaciado */
    --spacing-xs: 0.5rem;   /* 8px */
    --spacing-sm: 1rem;     /* 16px */
    --spacing-md: 1.5rem;   /* 24px */
    --spacing-lg: 2rem;     /* 32px */
    --spacing-xl: 3rem;     /* 48px */
    --spacing-2xl: 4rem;    /* 64px */
    --spacing-3xl: 6rem;    /* 96px */
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Bordes */
    --radius-sm: 0.375rem;  /* 6px */
    --radius-md: 0.5rem;    /* 8px */
    --radius-lg: 0.75rem;   /* 12px */
    --radius-xl: 1rem;      /* 16px */
    --radius-2xl: 1.5rem;   /* 24px */
}

/* ========== Dark Mode Variables ========== */
[data-theme="dark"] {
    /* Colores de Superficie - Dark Mode */
    --bg-primary: #1a202c;
    --bg-secondary: #2d3748;
    --text-primary: #f7fafc;
    --text-secondary: #cbd5e0;
    --border-color: #4a5568;
    
    /* Ajustes de colores para dark mode */
    --color-dark: #f7fafc;
    --color-gray: #cbd5e0;
    --color-gray-light: #4a5568;
    --color-white: #1a202c;
    --color-bg: #2d3748;
    
    /* Sombras adaptadas */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.4);
}

/* ========== Reset & Base ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    font-weight: 400;
    letter-spacing: -0.01em;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1.15;
    color: var(--color-primary-dark);
    letter-spacing: -0.02em;
}

h1 { 
    font-size: var(--text-4xl); 
    font-weight: 900;
}
h2 { 
    font-size: var(--text-3xl); 
    font-weight: 800;
}
h3 { 
    font-size: var(--text-2xl); 
    font-weight: 700;
}
h4 { 
    font-size: var(--text-xl); 
    font-weight: 700;
}

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

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

/* ========== Utilidades ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.text-gradient {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: var(--text-2xl);
    letter-spacing: -0.03em;
}

/* ========== Header & Navigation ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
    border-bottom: 1px solid var(--border-color);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    padding: 0 var(--spacing-lg);
}

.nav__logo {
    font-size: var(--text-2xl);
    font-weight: 800;
    z-index: 1001;
    flex-shrink: 0;
}

.nav__menu {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav__list {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    align-items: center;
}

.nav__link {
    position: relative;
    font-weight: 500;
    font-size: var(--text-base);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    white-space: nowrap;
}

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

.nav__link.nav__cta {
    background: var(--gradient-accent);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-lg);
}

.nav__link.nav__cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Navigation Actions */
.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    z-index: 1001;
}

.theme-toggle {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--text-xl);
    cursor: pointer;
    transition: all var(--transition-base);
}

.theme-toggle:hover {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
    transform: rotate(180deg);
}

.nav__toggle,
.nav__close {
    display: none;
}

/* ========== Hero Section ========== */
.hero {
    padding-top: calc(80px + var(--spacing-3xl));
    padding-bottom: var(--spacing-3xl);
    background: var(--bg-secondary);
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero__content {
    max-width: 600px;
}

.hero__badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, rgba(200, 121, 65, 0.1) 0%, rgba(231, 111, 81, 0.1) 100%);
    color: var(--color-secondary);
    border-radius: var(--radius-xl);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero__title {
    font-size: var(--text-5xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero__description {
    font-size: var(--text-xl);
    color: var(--color-gray);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-2xl);
}

.hero__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--color-gray-light);
}

.stat {
    text-align: center;
}

.stat__number {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-primary);
    font-family: var(--font-display);
}

.stat__plus {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-secondary);
}

.stat__label {
    font-size: var(--text-sm);
    color: var(--color-gray);
    margin-top: var(--spacing-xs);
}

.hero__image {
    position: relative;
}

.hero__img {
    width: 100%;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    min-height: 48px;
    font-family: var(--font-primary);
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--text-lg);
    min-height: 56px;
}

.btn-full {
    width: 100%;
}

/* ========== Section Header ========== */
.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.section__badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.1) 0%, rgba(44, 82, 130, 0.1) 100%);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section__title {
    font-size: var(--text-4xl);
    margin-bottom: var(--spacing-md);
}

.section__description {
    font-size: var(--text-lg);
    color: var(--color-gray);
}

/* ========== Services Section ========== */
.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    position: relative;
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.service-card.featured {
    border-color: var(--color-secondary);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gradient-accent);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    font-size: var(--text-2xl);
    margin-bottom: var(--spacing-md);
}

.service-title {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    color: var(--color-dark);
}

.service-features i {
    color: var(--color-secondary);
    font-size: var(--text-sm);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-secondary);
    font-weight: 600;
    transition: var(--transition-base);
}

.service-link:hover {
    gap: var(--spacing-sm);
}

/* ========== Works Section (Trabajos Realizados) ========== */
.works {
    background-color: var(--color-bg);
}

.works__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.work-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.work-card.featured-work {
    grid-column: span 2;
}

.work-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.work-image {
    position: relative;
    overflow: hidden;
    height: 280px;
}

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

.work-card:hover .work-image img {
    transform: scale(1.05);
}

.work-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: var(--spacing-md);
}

.work-category {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-accent);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 600;
}

.work-featured {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 600;
}

.work-content {
    padding: var(--spacing-lg);
}

.work-title {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-xs);
}

.work-location {
    color: var(--color-gray);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-sm);
}

.work-description {
    color: var(--color-dark);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.work-specs {
    display: flex;
    gap: var(--spacing-lg);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-gray-light);
}

.work-specs span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-gray);
    font-size: var(--text-sm);
}

.work-specs i {
    color: var(--color-secondary);
}

/* Works CTA */
.works__cta {
    background: var(--gradient-primary);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.cta-content h3 {
    color: var(--color-white);
    font-size: var(--text-3xl);
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--text-lg);
}

/* ========== Why Us Section ========== */
.why-us__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(200, 121, 65, 0.1) 0%, rgba(231, 111, 81, 0.1) 100%);
    color: var(--color-secondary);
    border-radius: 50%;
    font-size: var(--text-3xl);
}

.feature-title {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-gray);
    line-height: 1.7;
}

/* ========== Testimonials ========== */
.testimonials {
    background-color: var(--color-bg);
}

.testimonials__slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.testimonial-card {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.testimonial-card.active {
    display: block;
    opacity: 1;
    animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--color-secondary);
}

.testimonial-name {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-xs);
}

.testimonial-location {
    color: var(--color-gray);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-xs);
}

.testimonial-stars {
    color: #fbbf24;
    font-size: var(--text-sm);
}

.testimonial-text {
    font-size: var(--text-lg);
    line-height: 1.8;
    color: var(--color-dark);
    font-style: italic;
}

.testimonials__controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.testimonial-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: var(--gradient-accent);
    color: var(--color-white);
    font-size: var(--text-lg);
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

/* ========== Contact Section ========== */
.contact {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
}

.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.contact__info .section__header {
    text-align: left;
}

.contact__info .section__title,
.contact__info .section__description,
.contact__info .section__badge {
    color: var(--color-white);
}

.contact__info .section__badge {
    background: rgba(255, 255, 255, 0.1);
}

.contact-methods {
    display: grid;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.contact-method:hover {
    background: rgba(255, 255, 255, 0.15);
}

.contact-method-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: var(--radius-md);
    font-size: var(--text-xl);
}

.contact-method-info h4 {
    color: var(--color-white);
    font-size: var(--text-base);
    margin-bottom: var(--spacing-xs);
}

.contact-method-info p {
    font-size: var(--text-sm);
    opacity: 0.9;
}

/* Contact Form */
.contact__form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
}

.contact__form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-family: var(--font-primary);
    transition: var(--transition-base);
    min-height: 56px;
}

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

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

.form-message {
    grid-column: 1 / -1;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 600;
    display: none;
}

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

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

/* ========== Footer ========== */
.footer {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__title {
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.footer__description {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-accent);
    transform: translateY(-3px);
}

.footer__subtitle {
    color: var(--color-white);
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-md);
}

.footer__links,
.footer__contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-base);
}

.footer__links a:hover {
    color: var(--color-secondary);
    padding-left: var(--spacing-xs);
}

.footer__contact li {
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer__contact i {
    color: var(--color-secondary);
}

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

.footer__bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--text-sm);
}

.footer__legal {
    display: flex;
    gap: var(--spacing-md);
}

.footer__legal a {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--text-sm);
    transition: var(--transition-base);
}

.footer__legal a:hover {
    color: var(--color-secondary);
}

/* ========== Responsive Design ========== */

/* Tablet (769px - 1024px) - Desktop navigation */
@media (min-width: 769px) and (max-width: 1024px) {
    .nav {
        padding: 0 var(--spacing-md);
    }
    
    .nav__list {
        gap: var(--spacing-sm);
    }
    
    .nav__link {
        font-size: var(--text-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* Tablet (768px) */
@media (max-width: 768px) {
    :root {
        --text-5xl: 2.5rem;
        --text-4xl: 2rem;
        --text-3xl: 1.75rem;
    }
    
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero__content {
        max-width: 100%;
    }
    
    .hero__buttons {
        justify-content: center;
    }
    
    .hero__image {
        order: -1;
        margin-bottom: var(--spacing-xl);
    }
    
    .contact__container {
        grid-template-columns: 1fr;
    }
    
    .contact__form {
        grid-template-columns: 1fr;
    }
    
    .work-card.featured-work {
        grid-column: span 1;
    }
}

/* Mobile (576px) */
@media (max-width: 576px) {
    :root {
        --text-5xl: 2rem;
        --text-4xl: 1.75rem;
        --text-3xl: 1.5rem;
        --text-lg: 1rem;
        --spacing-3xl: 4rem;
        --spacing-2xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Mobile Navigation */
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-white);
        padding: var(--spacing-3xl) var(--spacing-xl);
        box-shadow: var(--shadow-xl);
        transition: var(--transition-base);
        z-index: 1000;
    }
    
    .nav__menu.show-menu {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav__link {
        font-size: var(--text-lg);
        padding: var(--spacing-sm);
        display: block;
        min-height: 48px;
        display: flex;
        align-items: center;
    }
    
    .nav__toggle,
    .nav__close {
        display: flex;
        font-size: var(--text-2xl);
        cursor: pointer;
        color: var(--text-primary);
        min-width: 48px;
        min-height: 48px;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: none;
    }
    
    .nav__close {
        position: absolute;
        top: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    /* Hero */
    .hero__stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero__buttons .btn {
        width: 100%;
    }
    
    /* Services */
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    /* Works */
    .works__grid {
        grid-template-columns: 1fr;
    }
    
    .works__cta {
        flex-direction: column;
        text-align: center;
    }
    
    /* Footer */
    .footer__content {
        grid-template-columns: 1fr;
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Large Desktop (1200px+) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
}