/* ==========================================================================
   ASISTEC SEGURIDAD - Design System & Modern CSS
   ========================================================================== */

:root {
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;

    /* Color Palette */
    --color-bg-main: #070D18;
    --color-bg-card: rgba(15, 25, 42, 0.75);
    --color-bg-card-hover: rgba(22, 36, 60, 0.85);
    --color-header: rgba(7, 13, 24, 0.85);
    
    --color-primary: #00A8E8; /* Cyan blue matching logo */
    --color-primary-light: #38BDF8;
    --color-primary-glow: rgba(0, 168, 232, 0.25);
    --color-accent: #0284C7;
    
    --color-text-main: #F8FAFC;
    --color-text-muted: #94A3B8;
    --color-text-sub: #CBD5E1;
    
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-glow: rgba(0, 168, 232, 0.35);

    /* Spacing & Radii */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-main);
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Typography Base */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: #FFFFFF;
    font-weight: 700;
    line-height: 1.2;
}

p {
    color: var(--color-text-sub);
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==========================================================================
   Background FX & Grid
   ========================================================================== */
.bg-fx {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-image-layer {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(180deg, rgba(7, 13, 24, 0.82) 0%, rgba(7, 13, 24, 0.68) 45%, rgba(7, 13, 24, 0.94) 100%),
        url('../assets/security_background.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    filter: brightness(0.9) contrast(1.05);
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.45;
    animation: floatOrb 18s ease-in-out infinite alternate;
}

.orb-1 {
    top: -10%;
    right: 10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 168, 232, 0.35) 0%, rgba(2, 132, 199, 0.1) 70%);
}

.orb-2 {
    bottom: 10%;
    left: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(14, 116, 144, 0.25) 0%, rgba(15, 23, 42, 0.05) 70%);
}

.security-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 80%);
}

@keyframes floatOrb {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(40px) scale(1.1); }
}

/* ==========================================================================
   Header Section
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-header);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    padding: 1.25rem 0;
    transition: background-color var(--transition-fast);
}

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

/* ==========================================================================
   Clean Transparent Logo System
   ========================================================================== */
.logo-3d-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    padding: 0;
    margin: 0;
    position: relative;
}

.logo-3d-wrapper::before,
.logo-3d-wrapper::after {
    display: none !important;
}

.main-logo, .footer-logo {
    height: 48px;
    width: auto;
    object-fit: contain;
    display: block;
    background: transparent !important;
    filter: drop-shadow(0 2px 8px rgba(0, 168, 232, 0.3));
    transition: transform 0.3s ease, filter 0.3s ease;
}

.footer-logo {
    height: 42px;
}

.logo-3d-wrapper:hover .main-logo,
.logo-3d-wrapper:hover .footer-logo {
    transform: scale(1.04);
    filter: drop-shadow(0 4px 16px rgba(0, 168, 232, 0.6));
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.9rem;
    background: rgba(0, 168, 232, 0.08);
    border: 1px solid rgba(0, 168, 232, 0.25);
    border-radius: var(--radius-full);
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--color-primary-light);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-primary-light);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-primary-light);
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
    100% { opacity: 1; transform: scale(1); }
}

/* ==========================================================================
   Buttons System
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.65rem 1.4rem;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 20px var(--color-primary-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #00B5FB 0%, #0284C7 100%);
    box-shadow: 0 8px 30px rgba(0, 168, 232, 0.45);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-main);
    border-color: var(--color-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-main);
    border-color: rgba(0, 168, 232, 0.35);
}

.btn-outline:hover {
    background: rgba(0, 168, 232, 0.08);
    border-color: var(--color-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-pdf {
    background: rgba(0, 168, 232, 0.08);
    color: var(--color-primary-light);
    border-color: rgba(0, 168, 232, 0.25);
    padding: 0.75rem 1.25rem;
}

.btn-pdf:hover {
    background: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
    box-shadow: 0 6px 20px var(--color-primary-glow);
    transform: translateY(-2px);
}

.btn-pdf .external-icon {
    opacity: 0.7;
    margin-left: auto;
    transition: transform var(--transition-fast);
}

.btn-pdf:hover .external-icon {
    opacity: 1;
    transform: translate(2px, -2px);
}

.btn-lg {
    padding: 0.95rem 1.8rem;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
}

.w-full {
    width: 100%;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    z-index: 1;
    padding: 5rem 0 4rem;
    text-align: center;
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--color-text-sub);
    margin-bottom: 2rem;
}

.badge-icon {
    color: var(--color-primary-light);
    display: flex;
    align-items: center;
}

.hero-title {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.text-gradient {
    background: linear-gradient(135deg, #FFFFFF 20%, var(--color-primary-light) 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--color-text-sub);
    max-width: 760px;
    margin-bottom: 2rem;
    line-height: 1.7;
}

/* Feature Tag Pills */
.hero-tags-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.55rem 1.15rem;
    background: rgba(15, 25, 42, 0.7);
    border: 1px solid rgba(0, 168, 232, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-main);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}

.tag-pill svg {
    color: var(--color-primary-light);
    flex-shrink: 0;
}

.tag-pill:hover {
    background: rgba(0, 168, 232, 0.18);
    border-color: var(--color-primary);
    color: #FFFFFF;
    transform: translateY(-3px);
    box-shadow: 0 8px 22px rgba(0, 168, 232, 0.3);
}

.highlight-pill {
    background: linear-gradient(135deg, rgba(0, 168, 232, 0.2) 0%, rgba(2, 132, 199, 0.3) 100%);
    border-color: rgba(56, 189, 248, 0.5);
    color: #FFFFFF;
}

.highlight-pill svg {
    color: #38BDF8;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

/* Stats Summary */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    padding: 1.5rem 2.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    width: 100%;
    max-width: 800px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-primary-light);
}

.stat-label {
    font-size: 0.825rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.2rem;
}

.stat-divider {
    width: 1px;
    height: 35px;
    background: var(--color-border);
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-section {
    position: relative;
    z-index: 1;
    padding: 5rem 0;
}

.section-header {
    max-width: 680px;
    margin: 0 auto 3.5rem;
}

.text-center {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary-light);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--color-text-sub);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.75rem;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.25rem 1.75rem;
    backdrop-filter: blur(12px);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.service-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-glow);
    transform: translateY(-6px);
    box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.5);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 52px;
    height: 52px;
    background: rgba(0, 168, 232, 0.1);
    border: 1px solid rgba(0, 168, 232, 0.25);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-light);
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 26px;
    height: 26px;
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.service-desc {
    font-size: 0.95rem;
    color: var(--color-text-sub);
    line-height: 1.65;
}

/* ==========================================================================
   References Section (PDF Cards)
   ========================================================================== */
.references-section {
    position: relative;
    z-index: 1;
    padding: 5rem 0;
}

.documents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.doc-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all var(--transition-normal);
    position: relative;
}

.doc-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border-glow);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.6);
}

.doc-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.doc-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.775rem;
    font-weight: 600;
    padding: 0.25rem 0.7rem;
    background: rgba(0, 168, 232, 0.1);
    border: 1px solid rgba(0, 168, 232, 0.25);
    border-radius: var(--radius-full);
    color: var(--color-primary-light);
}

.doc-date {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.doc-card-body {
    margin-bottom: 1.75rem;
    flex-grow: 1;
}

.doc-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #FFFFFF;
}

.doc-summary {
    font-size: 0.925rem;
    color: var(--color-text-sub);
    line-height: 1.65;
    margin-bottom: 1.25rem;
}

.doc-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.825rem;
    color: var(--color-text-muted);
    border-top: 1px dashed var(--color-border);
    padding-top: 0.85rem;
}

.doc-meta svg {
    color: var(--color-primary-light);
    flex-shrink: 0;
}

/* ==========================================================================
   Contact Banner Section
   ========================================================================== */
.contact-banner-section {
    position: relative;
    z-index: 1;
    padding: 4rem 0 6rem;
}

.contact-card {
    background: linear-gradient(135deg, rgba(15, 25, 42, 0.9) 0%, rgba(14, 116, 144, 0.15) 100%);
    border: 1px solid var(--color-border-glow);
    border-radius: var(--radius-lg);
    padding: 3.5rem 3rem;
    backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.contact-content {
    max-width: 650px;
}

.contact-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 0.75rem;
}

.contact-text {
    font-size: 1.05rem;
    color: var(--color-text-sub);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    position: relative;
    z-index: 1;
    background-color: rgba(4, 8, 15, 0.95);
    border-top: 1px solid var(--color-border);
    padding: 3rem 0;
    margin-top: auto;
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.75rem;
    text-align: center;
}

.footer-logo {
    height: 44px;
    width: auto;
    object-fit: contain;
    margin-bottom: 0.75rem;
}

.footer-location {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    color: var(--color-text-sub);
}

.footer-location svg {
    color: var(--color-primary-light);
}

.footer-email {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    color: var(--color-primary-light);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.footer-email:hover {
    color: #FFFFFF;
}

.footer-copy {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
    width: 100%;
    padding-top: 1.5rem;
    margin-top: 0.5rem;
}

/* ==========================================================================
   Responsive Queries
   ========================================================================== */
@media (max-width: 992px) {
    .contact-card {
        flex-direction: column;
        text-align: center;
        padding: 2.5rem 2rem;
    }
}

@media (max-width: 768px) {
    .header-actions .status-pill {
        display: none; /* Keep header clean on mobile */
    }

    .main-logo {
        height: 38px;
    }

    .hero-section {
        padding: 3.5rem 0 3rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.25rem;
        padding: 1.5rem;
    }

    .stat-divider {
        width: 80%;
        height: 1px;
    }

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

    .btn-lg {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .glow-orb, .pulse-dot, .service-card, .doc-card, .btn {
        animation: none !important;
        transition: none !important;
    }
}