/* Estilos Generales y Sistema de Diseño para Kenmar */

:root {
    /* Paleta de Colores Minimalista y Profesional */
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-alt: #f4f4f5;
    --border-color: #e4e4e7;
    
    --text-primary: #09090b;
    --text-secondary: #52525b;
    --text-muted: #a1a1aa;
    
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-light: #eff6ff;
    
    --whatsapp: #0c9a6f;
    --whatsapp-hover: #097d59;
    --whatsapp-light: #e6f7f2;
    
    /* Tipografías */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Bordes y Sombras */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.02), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 10px 15px -3px rgba(9, 9, 11, 0.04), 0 4px 6px -2px rgba(9, 9, 11, 0.02);
    --shadow-lg: 0 20px 25px -5px rgba(9, 9, 11, 0.06), 0 10px 10px -5px rgba(9, 9, 11, 0.03);
    --shadow-premium: 0 30px 60px -15px rgba(37, 99, 235, 0.08), 0 15px 30px -10px rgba(0, 0, 0, 0.04);
    
    /* Transiciones */
    --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.25;
}

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

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

button, input, textarea {
    font: inherit;
    color: inherit;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

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

.section {
    padding: 100px 0;
    position: relative;
}

.section-alt {
    background-color: var(--bg-alt);
}

.section-header {
    max-width: 650px;
    margin-bottom: 60px;
}

.text-center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }
    .section-title {
        font-size: 28px;
    }
}

/* Botones Premium */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.2);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--bg-alt);
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

.btn-whatsapp-inline {
    gap: 8px;
    border-color: var(--border-color);
}

.btn-whatsapp-inline:hover {
    border-color: var(--whatsapp);
    color: var(--whatsapp);
    background-color: var(--whatsapp-light);
    box-shadow: 0 8px 20px rgba(12, 154, 111, 0.1);
}

.icon-svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* Header & Navegación */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(250, 250, 250, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
}

.main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.85);
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    transition: var(--transition-smooth);
}

.main-header.scrolled .header-container {
    height: 70px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.logo-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent);
    border-radius: 50%;
    display: inline-block;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: var(--transition-smooth);
}

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

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

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

.nav-btn {
    background-color: var(--text-primary);
    color: var(--bg-secondary) !important;
    padding: 8px 18px !important;
    border-radius: var(--radius-sm);
}

.nav-btn::after {
    display: none;
}

.nav-btn:hover {
    background-color: var(--accent);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    background: transparent;
    z-index: 1001;
}

.burger-bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--bg-secondary);
        box-shadow: var(--shadow-lg);
        padding: 100px 40px 40px;
        transition: var(--transition-smooth);
    }
    
    .nav-menu.open {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }
    
    .nav-link {
        font-size: 18px;
    }
    
    .nav-btn {
        width: 100%;
        text-align: center;
        margin-top: 10px;
    }
    
    .nav-toggle.open .burger-bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .nav-toggle.open .burger-bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.open .burger-bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

/* Hero Section */
.hero-section {
    padding-top: 170px;
    padding-bottom: 130px;
    overflow: hidden;
    background: radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.03) 0%, transparent 45%), 
                radial-gradient(circle at 90% 80%, rgba(12, 154, 111, 0.03) 0%, transparent 45%), 
                var(--bg-primary);
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 6px 14px;
    background-color: var(--accent-light);
    color: var(--accent);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 20px;
    border: 1px solid rgba(37, 99, 235, 0.1);
    animation: fadeInDown 0.8s ease;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    line-height: 1.15;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-title .accent-span {
    color: var(--accent);
    position: relative;
    display: inline-block;
}

.cursor-blink {
    font-weight: 300;
    color: var(--accent);
    animation: blink-anim 1s step-end infinite;
    margin-left: 2px;
}

@keyframes blink-anim {
    50% { opacity: 0; }
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 520px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.8s ease 0.3s both;
}

/* Browser Mockup en Hero */
.hero-visual {
    position: relative;
    z-index: 2;
    perspective: 1200px;
    animation: fadeInRight 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

.browser-mockup {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-premium);
    overflow: hidden;
    width: 100%;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.browser-mockup:hover {
    box-shadow: 0 40px 80px -20px rgba(37, 99, 235, 0.12), 0 20px 40px -15px rgba(0, 0, 0, 0.05);
}

.browser-bar {
    display: grid;
    grid-template-columns: 1fr 3fr 1fr;
    align-items: center;
    background-color: var(--bg-alt);
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
}

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

.browser-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #ddd;
}

.browser-dots span:nth-child(1) { background-color: #ef4444; }
.browser-dots span:nth-child(2) { background-color: #eab308; }
.browser-dots span:nth-child(3) { background-color: #22c55e; }

.browser-url {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
    padding: 3px 0;
}

.browser-content-mock {
    padding: 24px;
    background-color: var(--bg-primary);
}

.mock-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.mock-logo {
    width: 50px;
    height: 12px;
    background-color: #e4e4e7;
    border-radius: 2px;
}

.mock-menu {
    display: flex;
    gap: 8px;
}

.mock-menu span {
    width: 16px;
    height: 6px;
    background-color: #e4e4e7;
    border-radius: 1px;
}

.mock-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 30px;
}

.mock-title {
    width: 70%;
    height: 18px;
    background-color: #cbd5e1;
    border-radius: 4px;
    margin-bottom: 10px;
}

.mock-text {
    width: 90%;
    height: 10px;
    background-color: #e2e8f0;
    border-radius: 2px;
    margin-bottom: 16px;
}

.mock-button {
    width: 80px;
    height: 24px;
    background-color: var(--accent);
    border-radius: 4px;
}

.mock-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.mock-card {
    height: 60px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

/* Badges Flotantes */
.floating-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(228, 228, 230, 0.5);
    border-radius: var(--radius-md);
    padding: 10px 18px;
    box-shadow: var(--shadow-md);
    position: absolute;
    z-index: 10;
    pointer-events: none;
    transition: transform 0.1s ease-out;
}

.badge-speed {
    top: 50px;
    left: -40px;
    animation: badgeFloat1 6s ease-in-out infinite;
}

.badge-seo {
    bottom: 50px;
    right: -30px;
    animation: badgeFloat2 7s ease-in-out infinite;
}

.badge-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: var(--shadow-sm);
}

.badge-info {
    display: flex;
    flex-direction: column;
}

.badge-label {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-val {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
}

@keyframes badgeFloat1 {
    0%, 100% { transform: translateY(0) rotate(-1.5deg); }
    50% { transform: translateY(-10px) rotate(1.5deg); }
}

@keyframes badgeFloat2 {
    0%, 100% { transform: translateY(0) rotate(1.5deg); }
    50% { transform: translateY(-14px) rotate(-1.5deg); }
}

/* Círculos blur de decoración */
.bg-blur {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    -webkit-filter: blur(100px);
    z-index: 1;
    opacity: 0.35;
    pointer-events: none;
}

.bg-blur-1 {
    width: 400px;
    height: 400px;
    background-color: var(--accent-light);
    top: 5%;
    right: -100px;
    animation: floatBg1 20s ease-in-out infinite;
}

.bg-blur-2 {
    width: 300px;
    height: 300px;
    background-color: rgba(12, 154, 111, 0.08);
    bottom: 10%;
    left: -50px;
    animation: floatBg2 25s ease-in-out infinite;
}

@keyframes floatBg1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -40px) scale(1.15); }
}

@keyframes floatBg2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 30px) scale(0.9); }
}

/* Animaciones de entrada básicas */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px) rotateY(-5deg);
    }
    to {
        opacity: 1;
        transform: translateX(0) rotateY(0);
    }
}

@media (max-width: 991px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-ctas {
        justify-content: center;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .badge-speed {
        left: 10px;
        top: 20px;
    }
    
    .badge-seo {
        right: 10px;
        bottom: 20px;
    }
}

/* Sección Sobre Nosotros */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 70px;
    align-items: center;
}

.about-text p {
    font-size: 17px;
    margin-bottom: 20px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.feature-item {
    display: flex;
    gap: 20px;
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: var(--transition-smooth);
}

.feature-item:hover .feature-icon {
    background-color: var(--accent-light);
    border-color: var(--accent);
    color: var(--accent);
    transform: scale(1.05);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
}

.feature-item p {
    font-size: 15px;
    color: var(--text-secondary);
}

@media (max-width: 991px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Sección Servicios */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.service-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px 30px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: var(--accent-light);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
    background-color: var(--accent);
    color: var(--bg-secondary);
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    flex-grow: 1;
}

.service-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
}

.service-link:hover {
    color: var(--accent-hover);
}

/* Sección Proyectos */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.project-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
}

.project-img-container {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    position: relative;
}

.p-img-1 {
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
}

.p-img-2 {
    background: linear-gradient(135deg, #f1f5f9 0%, #cbd5e1 100%);
}

.p-img-3 {
    background: linear-gradient(135deg, #e6f7f2 0%, #a7f3d0 100%);
}

.project-tags {
    position: absolute;
    top: 16px;
    left: 16px;
    display: flex;
    gap: 8px;
}

.tag {
    font-size: 12px;
    font-weight: 600;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    color: var(--text-primary);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.project-info {
    padding: 24px;
}

.project-info h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.project-info p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.project-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.project-card:hover .project-link {
    color: var(--accent);
}

/* Sección Contacto */
.contact-wrapper {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.contact-desc {
    font-size: 16px;
    margin-bottom: 30px;
}

.contact-channels {
    margin-top: 30px;
}

/* WhatsApp Card Button */
.whatsapp-card-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    background-color: var(--whatsapp-light);
    border: 1px solid rgba(12, 154, 111, 0.15);
    border-radius: var(--radius-md);
    padding: 18px 24px;
    color: var(--whatsapp-hover);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.whatsapp-card-btn:hover {
    transform: translateY(-3px);
    background-color: var(--whatsapp);
    color: var(--bg-secondary);
    border-color: var(--whatsapp);
    box-shadow: 0 10px 25px rgba(12, 154, 111, 0.25);
}

.wa-icon-box {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--whatsapp);
    flex-shrink: 0;
    transition: var(--transition-smooth);
}

.whatsapp-card-btn:hover .wa-icon-box {
    background-color: var(--bg-secondary);
    color: var(--whatsapp);
}

.wa-icon-box svg {
    width: 24px;
    height: 24px;
}

.wa-text-box {
    display: flex;
    flex-direction: column;
}

.wa-label {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
}

.whatsapp-card-btn:hover .wa-label {
    color: var(--bg-secondary);
}

.wa-action {
    font-size: 13px;
    opacity: 0.85;
}

/* Formulario con Floating Labels */
.contact-form-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    position: relative;
    width: 100%;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    outline: none;
    font-size: 15px;
    background-color: var(--bg-primary);
    transition: var(--transition-fast);
}

.form-group textarea {
    resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    background-color: var(--bg-secondary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

/* Floating label logic */
.form-group label {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 15px;
    pointer-events: none;
    transition: var(--transition-fast);
    background-color: transparent;
    padding: 0 4px;
}

.form-group textarea ~ label {
    top: 24px;
    transform: none;
}

/* Cuando está enfocado o el input no está vacío */
.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: 0;
    transform: translateY(-50%) scale(0.85);
    color: var(--accent);
    background-color: var(--bg-secondary);
    font-weight: 600;
}

.btn-submit {
    width: 100%;
    gap: 10px;
}

.btn-icon {
    width: 18px;
    height: 18px;
    transition: var(--transition-smooth);
}

.btn-submit:hover .btn-icon {
    transform: translateX(4px) translateY(-2px);
}

/* Feedback del formulario */
.form-feedback {
    margin-top: 16px;
    padding: 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    text-align: center;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.form-feedback.success {
    background-color: var(--whatsapp-light);
    color: var(--whatsapp-hover);
    border: 1px solid rgba(12, 154, 111, 0.1);
}

.form-feedback.error {
    background-color: #fef2f2;
    color: #b91c1c;
    border: 1px solid rgba(185, 28, 28, 0.1);
}

.hidden {
    display: none;
}

@media (max-width: 991px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 576px) {
    .contact-form-container {
        padding: 24px;
    }
}

/* Footer */
.main-footer {
    background-color: var(--bg-alt);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--text-secondary);
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-contact p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
}

@media (max-width: 768px) {
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Botón Flotante de WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(12, 154, 111, 0.4);
    z-index: 999;
    transition: var(--transition-smooth);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(5deg);
    background-color: var(--whatsapp-hover);
    box-shadow: 0 10px 35px rgba(12, 154, 111, 0.5);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
}

.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--text-primary);
    color: var(--bg-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border-width: 5px;
    border-style: solid;
    border-color: transparent transparent transparent var(--text-primary);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

@media (max-width: 576px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-float svg {
        width: 26px;
        height: 26px;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
}