/* ============================================
   Grupo Iragorri — Corporate Design System
   Material Design 3 + Tailwind Enhancement
   ============================================ */

/* Design Tokens */
:root {
    --primary: #C3002F;
    --primary-dark: #8B0021;
    --primary-light: #FF4D6A;
    --primary-container: #FFDAD6;
    --on-primary: #FFFFFF;
    --on-primary-container: #410006;

    --surface: #FFFFFF;
    --surface-dim: #F8F8F8;
    --surface-variant: #F5F5F5;
    --surface-container: #EFEFEF;
    --surface-container-high: #E8E8E8;
    --on-surface: #1A1A1A;
    --on-surface-variant: #666666;

    --outline: #E0E0E0;
    --outline-variant: #C4C4C4;
    --iragorri-black: #1A1A1A;

    /* Elevation shadows (Material Design 3) */
    --elevation-1: 0 1px 3px 1px rgba(0,0,0,0.08), 0 1px 2px 0 rgba(0,0,0,0.12);
    --elevation-2: 0 2px 6px 2px rgba(0,0,0,0.08), 0 1px 2px 0 rgba(0,0,0,0.12);
    --elevation-3: 0 4px 8px 3px rgba(0,0,0,0.08), 0 1px 3px 0 rgba(0,0,0,0.12);
    --elevation-4: 0 6px 10px 4px rgba(0,0,0,0.08), 0 2px 3px 0 rgba(0,0,0,0.12);
    --elevation-5: 0 8px 12px 6px rgba(0,0,0,0.08), 0 4px 4px 0 rgba(0,0,0,0.12);

    /* Transitions */
    --ease-standard: cubic-bezier(0.2, 0, 0, 1);
    --ease-emphasized: cubic-bezier(0.2, 0, 0, 1);
    --ease-decelerate: cubic-bezier(0, 0, 0, 1);
    --duration-short: 200ms;
    --duration-medium: 400ms;
    --duration-long: 600ms;
}

/* Base */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--on-surface);
    background: var(--surface);
    overflow-x: hidden;
}

/* ---- Header ---- */
.header-glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--outline);
    transition: box-shadow var(--duration-short) var(--ease-standard),
                background var(--duration-short) var(--ease-standard);
}

.header-glass.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--elevation-2);
}

/* ---- Hero ---- */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 40%, var(--primary-dark) 100%);
    z-index: 0;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 80% 20%, rgba(195, 0, 47, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 20% 80%, rgba(195, 0, 47, 0.08) 0%, transparent 50%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 1;
}

/* ---- Material Design Cards ---- */
.md-card {
    background: var(--surface);
    border-radius: 16px;
    box-shadow: var(--elevation-1);
    transition: box-shadow var(--duration-medium) var(--ease-standard),
                transform var(--duration-medium) var(--ease-standard);
    overflow: hidden;
}

.md-card:hover {
    box-shadow: var(--elevation-3);
    transform: translateY(-4px);
}

.md-card-outlined {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: 16px;
    transition: border-color var(--duration-short) var(--ease-standard),
                box-shadow var(--duration-medium) var(--ease-standard),
                transform var(--duration-medium) var(--ease-standard);
    overflow: hidden;
}

.md-card-outlined:hover {
    border-color: var(--primary);
    box-shadow: var(--elevation-2);
    transform: translateY(-2px);
}

/* ---- Material Design Buttons ---- */
.md-btn-filled {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: background var(--duration-short) var(--ease-standard),
                box-shadow var(--duration-short) var(--ease-standard);
    text-decoration: none;
}

.md-btn-filled:hover {
    background: var(--primary-dark);
    box-shadow: var(--elevation-2);
}

.md-btn-outlined {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: background var(--duration-short) var(--ease-standard),
                color var(--duration-short) var(--ease-standard);
    text-decoration: none;
}

.md-btn-outlined:hover {
    background: rgba(195, 0, 47, 0.08);
}

.md-btn-tonal {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--primary-container);
    color: var(--on-primary-container);
    border: none;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: background var(--duration-short) var(--ease-standard),
                box-shadow var(--duration-short) var(--ease-standard);
    text-decoration: none;
}

.md-btn-tonal:hover {
    box-shadow: var(--elevation-1);
}

/* ---- Service Icon Container ---- */
.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-container);
    color: var(--primary);
    flex-shrink: 0;
}

/* ---- Branch Cards ---- */
.branch-card {
    border-radius: 20px;
    overflow: hidden;
    background: var(--surface);
    box-shadow: var(--elevation-2);
    transition: box-shadow var(--duration-medium) var(--ease-standard),
                transform var(--duration-medium) var(--ease-standard);
}

.branch-card:hover {
    box-shadow: var(--elevation-4);
    transform: translateY(-6px);
}

.branch-map {
    width: 100%;
    height: 200px;
    border: none;
    filter: grayscale(20%);
    transition: filter var(--duration-medium) var(--ease-standard);
}

.branch-card:hover .branch-map {
    filter: grayscale(0%);
}

/* ---- Section Animations ---- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--duration-long) var(--ease-decelerate),
                transform var(--duration-long) var(--ease-decelerate);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity var(--duration-long) var(--ease-decelerate),
                transform var(--duration-long) var(--ease-decelerate);
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity var(--duration-long) var(--ease-decelerate),
                transform var(--duration-long) var(--ease-decelerate);
}

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

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--duration-medium) var(--ease-decelerate),
                transform var(--duration-medium) var(--ease-decelerate);
}

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

/* ---- Counter Animation ---- */
.counter-value {
    font-variant-numeric: tabular-nums;
}

/* ---- WhatsApp Float ---- */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 50;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    transition: transform var(--duration-short) var(--ease-standard),
                box-shadow var(--duration-short) var(--ease-standard);
    animation: pulse-wa 2s ease-in-out infinite;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
    animation: none;
}

@keyframes pulse-wa {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}

/* ---- Section Divider ---- */
.section-divider {
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
}

/* ---- Badge ---- */
.md-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

/* ---- Scroll indicator ---- */
.scroll-indicator {
    animation: bounce-down 2s ease-in-out infinite;
}

@keyframes bounce-down {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* ---- Mobile menu overlay ---- */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 40;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-short) var(--ease-standard),
                visibility var(--duration-short) var(--ease-standard);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 300px;
    max-width: 85vw;
    background: var(--surface);
    z-index: 50;
    transform: translateX(100%);
    transition: transform var(--duration-medium) var(--ease-emphasized);
    box-shadow: var(--elevation-5);
}

.mobile-menu.active {
    transform: translateX(0);
}

/* ---- Footer ---- */
.footer-dark {
    background: var(--iragorri-black);
    color: rgba(255, 255, 255, 0.7);
}

.footer-dark a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--duration-short) var(--ease-standard);
    text-decoration: none;
}

.footer-dark a:hover {
    color: #ffffff;
}

/* ---- Responsive Utilities ---- */
@media (max-width: 768px) {
    .hero-section {
        min-height: 90vh;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
    }
}

/* ---- Print ---- */
@media print {
    .header-glass,
    .whatsapp-float,
    .mobile-menu,
    .mobile-menu-overlay {
        display: none !important;
    }
}