/* ============================================
   iTic Soluciones - Custom Styles
   Complemento a Tailwind CSS
   ============================================ */

/* --- Scroll behavior --- */
html {
    scroll-behavior: smooth;
}

/* --- Header states --- */
#site-header {
    background: transparent;
}

#site-header .header-logo-text {
    color: white;
}

#site-header .nav-link {
    color: rgba(255, 255, 255, 0.85);
}

#site-header .nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

#site-header #mobile-menu-btn {
    color: white;
}

#site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

#site-header.scrolled .header-logo-text {
    color: #0f172a;
}

#site-header.scrolled .nav-link {
    color: #334155;
}

#site-header.scrolled .nav-link:hover {
    color: #f59e0b;
    background: #f8fafc;
}

#site-header.scrolled #mobile-menu-btn {
    color: #0f172a;
}

/* Header on interior pages (no hero oscuro) */
body.page-interior #site-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

body.page-interior #site-header .header-logo-text {
    color: #0f172a;
}

body.page-interior #site-header .nav-link {
    color: #334155;
}

body.page-interior #site-header .nav-link:hover {
    color: #f59e0b;
    background: #f8fafc;
}

body.page-interior #site-header #mobile-menu-btn {
    color: #0f172a;
}

/* --- Fade-in animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Stagger children animations */
.stagger-children > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0ms; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 100ms; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 200ms; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 300ms; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 400ms; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 500ms; }
.stagger-children.visible > *:nth-child(7) { transition-delay: 600ms; }

.stagger-children.visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* --- Specialty cards --- */
.specialty-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.specialty-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.specialty-card .card-icon {
    transition: transform 0.3s ease;
}

.specialty-card:hover .card-icon {
    transform: scale(1.1);
}

/* --- Portfolio grid --- */
.portfolio-item {
    overflow: hidden;
    border-radius: 0.75rem;
}

.portfolio-item img {
    transition: transform 0.5s ease;
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

/* --- Timeline --- */
.timeline-line {
    background: linear-gradient(to right, #f59e0b, #1e3a5f);
    height: 2px;
}

/* --- Hero gradient overlay --- */
.hero-gradient {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
}

.hero-pattern {
    background-image: radial-gradient(rgba(245, 158, 11, 0.08) 1px, transparent 1px);
    background-size: 32px 32px;
}

/* --- Specialty page hero --- */
.specialty-hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
}

/* --- CTA section --- */
.cta-gradient {
    background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
}

/* --- Form focus states --- */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #f59e0b;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

/* --- Selection color --- */
::selection {
    background: rgba(245, 158, 11, 0.2);
    color: #0f172a;
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    .fade-in,
    .fade-in-left,
    .fade-in-right,
    .stagger-children > * {
        opacity: 1;
        transform: none;
        transition: none;
    }

    html {
        scroll-behavior: auto;
    }
}