/* =====================================================================
   DISEÑO CORPORATIVO INDUSTRIAL PREMIUM - COPROSIN S.A.C.
   ESTILOS PERSONALIZADOS SOBRE BOOTSTRAP 5
   ===================================================================== */

/* 1. CONFIGURACIÓN DE TIPOGRAFÍA Y VARIABLES GLOBAL */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
    /* Paleta de Colores Industrial */
    --color-primary: #0F172A;        /* Azul Oscuro Slate 900 */
    --color-primary-light: #1E293B;  /* Azul Oscuro Slate 800 */
    --color-steel-dark: #334155;     /* Gris Acero Slate 700 */
    --color-steel: #475569;          /* Gris Acero Slate 600 */
    --color-steel-light: #64748B;    /* Gris Acero Slate 500 */
    --color-gray-light: #F1F5F9;     /* Fondo Slate 100 */
    --color-accent: #058bd2;         /* Azul Corporativo Vibrante */
    --color-accent-dark: #046a9e;    /* Azul Corporativo Oscuro */
    --color-white: #FFFFFF;

    /* Variables de Fuentes */
    --font-titles: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Sombreado Metálico y Efectos */
    --shadow-metallic: 0 10px 30px -10px rgba(15, 23, 42, 0.3), 0 1px 3px rgba(15, 23, 42, 0.05);
    --shadow-glow: 0 0 15px rgba(5, 139, 210, 0.35);
    --border-radius: 12px;
    --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);

    /* Sobrescribe el color "warning" de Bootstrap (ambar #ffc107) por el azul corporativo,
       ya que .text-warning/.bg-warning/.border-warning se usaban como acento de marca. */
    --bs-warning: #058bd2;
    --bs-warning-rgb: 5, 139, 210;
}

/* 2. REGLAS ESTRUCTURALES Y FONDOS */
body {
    font-family: var(--font-body);
    color: var(--color-primary-light);
    background-color: var(--color-white);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6, .display-font {
    font-family: var(--font-titles);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-primary);
}

.text-white h1, .text-white h2, .text-white h3, .text-white h4, .text-white h5, .text-white h6, .text-white .display-font,
.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4, .bg-dark h5, .bg-dark h6, .bg-dark .display-font {
    color: var(--color-white) !important;
}

/* Patrón de Fondo Rejilla Industrial Sutil */
.bg-industrial-grid {
    background-color: var(--color-gray-light);
    background-image: radial-gradient(rgba(71, 85, 105, 0.08) 1.5px, transparent 0);
    background-size: 24px 24px;
}

/* 3. COMPONENTES: BOTONES DE DISEÑO INDUSTRIAL */
.btn-industrial {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-primary);
    font-family: var(--font-titles);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    padding: 12px 28px;
    border-radius: 50px;
    box-shadow: 0 4px 14px rgba(5, 139, 210, 0.4);
    transition: var(--transition-smooth);
}

.btn-industrial:hover, .btn-industrial:focus {
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(5, 139, 210, 0.5), var(--shadow-glow);
}

.btn-industrial-outline {
    background: transparent;
    color: var(--color-white);
    font-family: var(--font-titles);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid var(--color-white);
    padding: 10px 26px;
    border-radius: 50px;
    transition: var(--transition-smooth);
}

.btn-industrial-outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
    transform: translateY(-2px);
}

/* Alinea el boton .btn-warning de Bootstrap (usa hex fijos, no hereda --bs-warning) con el azul corporativo */
.btn-warning {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--color-accent);
    --bs-btn-border-color: var(--color-accent);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--color-accent-dark);
    --bs-btn-hover-border-color: var(--color-accent-dark);
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--color-accent-dark);
    --bs-btn-active-border-color: var(--color-accent-dark);
    --bs-btn-disabled-color: #fff;
    --bs-btn-disabled-bg: var(--color-accent);
    --bs-btn-disabled-border-color: var(--color-accent);
}

/* Botón de contacto directo por WhatsApp */
.btn-whatsapp {
    background: #25D366;
    color: var(--color-white);
    font-family: var(--font-titles);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    padding: 12px 28px;
    border-radius: 50px;
    transition: var(--transition-smooth);
}

.btn-whatsapp:hover {
    background: #1ebe57;
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* Botón secundario metálico */
.btn-steel {
    background: var(--color-steel-dark);
    color: var(--color-white);
    font-family: var(--font-titles);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border: none;
    padding: 12px 28px;
    border-radius: 50px;
    transition: var(--transition-smooth);
}

.btn-steel:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-metallic);
}

/* 4. LAYOUT PÚBLICO: NAVEGACIÓN Y BLUR EFECTO */
.navbar-custom {
    background: var(--color-primary);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 2px solid var(--color-primary-light);
    padding: 15px 0;
    transition: var(--transition-smooth);
    z-index: 1030;
}

.navbar-custom .navbar-brand {
    font-family: var(--font-titles);
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--color-white) !important;
}

.navbar-custom .navbar-brand span {
    color: var(--color-primary);
}

.navbar-custom .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 8px 16px !important;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    transition: var(--transition-smooth);
}

.navbar-custom .nav-link:hover,
.navbar-custom .nav-link.active {
    color: var(--color-primary) !important;
}

/* 5. SECCIÓN BANNER PRINCIPAL ANIMADO (HERO) */
.hero-banner {
    background: linear-gradient(rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.85)), url('../img/hero-bg.jpg') no-repeat center center;
    background-size: cover;
    min-height: 80vh;
    display: flex;
    align-items: center;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.hero-banner .badge {
    white-space: normal;
}

.hero-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 10px;
    background: repeating-linear-gradient(
        -45deg,
        var(--color-accent),
        var(--color-accent) 15px,
        var(--color-primary) 15px,
        var(--color-primary) 30px
    );
}

.hero-animate-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.hero-animate-delay-1 {
    animation: fadeInUp 0.8s ease-out 0.2s forwards;
    opacity: 0;
}

.hero-animate-delay-2 {
    animation: fadeInUp 0.8s ease-out 0.4s forwards;
    opacity: 0;
}

/* 6. TARJETAS DE SERVICIOS Y HOVER EFECTOS */
.service-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--border-radius);
    padding: 35px 25px;
    box-shadow: var(--shadow-metallic);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    height: 100%;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: var(--color-steel-light);
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.15);
    border-color: rgba(5, 139, 210, 0.3);
}

.service-card:hover::before {
    background-color: var(--color-accent);
    height: 100%;
}

.service-card .icon-container {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    background-color: var(--color-gray-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    transition: var(--transition-smooth);
}

.service-card:hover .icon-container {
    background-color: var(--color-primary);
    color: var(--color-accent);
    transform: scale(1.05);
}

/* 7. PORTAFOLIO DE PROYECTOS Y FILTROS */
.project-filter-btn {
    font-family: var(--font-titles);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    padding: 8px 20px;
    border-radius: 30px;
    border: 2px solid var(--color-gray-light);
    background: var(--color-white);
    color: var(--color-steel-light);
    transition: var(--transition-smooth);
}

.project-filter-btn:hover,
.project-filter-btn.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.project-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-metallic);
    transition: var(--transition-smooth);
    background: var(--color-white);
    height: 100%;
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 35px -10px rgba(15, 23, 42, 0.2);
}

.project-img-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--color-primary);
}

.project-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.project-card:hover .project-img-wrapper img {
    transform: scale(1.08);
    opacity: 0.85;
}

.project-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(5px);
    color: var(--color-accent);
    font-family: var(--font-titles);
    font-weight: 700;
    font-size: 0.75rem;
    padding: 6px 12px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid var(--color-accent);
}

.project-status {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background: var(--color-accent);
    color: var(--color-primary);
    font-family: var(--font-titles);
    font-weight: 700;
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: 3px;
    text-transform: uppercase;
}

/* 7.1 CIFRAS DE CONFIANZA (CONTADORES) */
.stats-strip {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-top: 4px solid var(--color-accent);
    border-bottom: 4px solid var(--color-accent);
    padding: 40px 0;
}

.stat-number {
    font-family: var(--font-titles);
    font-weight: 800;
    font-size: 3rem;
    color: var(--color-white);
    line-height: 1;
}

.stat-number::after {
    content: '+';
    color: var(--color-accent);
}

.stat-label {
    font-family: var(--font-titles);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 8px;
}

/* 8. SECCIÓN CONTACTO RÁPIDO */
.quick-contact-stripe {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-top: 4px solid var(--color-accent);
    color: var(--color-white);
    padding: 50px 0;
}

/* 9. FOOTER CORPORATIVO */
.footer-main {
    background-color: var(--color-primary);
    color: rgba(255, 255, 255, 0.7);
    padding: 70px 0 20px 0;
    border-top: 5px solid var(--color-steel-dark);
}

.footer-main h5 {
    color: var(--color-white);
    font-family: var(--font-titles);
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-main h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: var(--color-accent);
}

.footer-main a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.footer-main a:hover {
    color: var(--color-accent);
    padding-left: 5px;
}

.footer-bottom {
    background-color: #0b1120;
    padding: 20px 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* 10. ESTILOS DEL PANEL DE ADMINISTRACIÓN (DASHBOARD) */
.admin-sidebar {
    background-color: var(--color-primary);
    min-height: 100vh;
    border-right: 2px solid var(--color-accent);
}

.admin-sidebar .sidebar-logo {
    padding: 25px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-family: var(--font-titles);
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: 0.05em;
    color: var(--color-white);
}

.admin-sidebar .sidebar-logo span {
    color: var(--color-accent);
}

.admin-sidebar .nav-link {
    color: rgba(255, 255, 255, 0.7);
    padding: 14px 22px;
    font-weight: 500;
    border-left: 4px solid transparent;
    transition: var(--transition-smooth);
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.03);
    border-left-color: var(--color-accent);
}

.admin-sidebar .nav-link i {
    margin-right: 10px;
    font-size: 1.1rem;
    color: var(--color-accent);
}

.admin-header {
    background: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    padding: 15px 30px;
}

.admin-card {
    background: var(--color-white);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.admin-stat-card {
    border-left: 4px solid var(--color-primary);
    transition: var(--transition-smooth);
}

.admin-stat-card.accent {
    border-left-color: var(--color-accent);
}

.admin-stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-metallic);
}

/* Pantalla de Login Corporativa */
.login-body {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.login-body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 0);
    background-size: 20px 20px;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 45px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    border-top: 5px solid var(--color-accent);
    max-width: 450px;
    width: 100%;
    position: relative;
    z-index: 10;
}

/* 11. KEYFRAMES ANIMACIONES */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 12. BOTÓN FLOTANTE DE WHATSAPP */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    z-index: 1040;
    transition: var(--transition-smooth);
}

.whatsapp-float:hover {
    background-color: #1ebe57;
    color: var(--color-white);
    transform: scale(1.08);
}

/* Scrollbar Personalizado */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-gray-light);
}
::-webkit-scrollbar-thumb {
    background: var(--color-steel-light);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-steel);
}