/* ============================================================
   estilos.css — Base, Variables y Layout Principal
   Crearte Publi
   ============================================================ */

:root {

    /* --- Tipografía --- */
    --font-family: 'Urbanist', system-ui, -apple-system, sans-serif;

    /* --- Fluid Type Scale --- */
    --text-xs: clamp(0.75rem, 0.78rem, 0.8125rem);
    --text-sm: clamp(0.875rem, 0.92rem, 0.95rem);
    --text-base: clamp(1rem, 1.03rem, 1.0625rem);
    --text-lg: clamp(1.125rem, 1.18rem, 1.25rem);
    --text-xl: clamp(1.35rem, 1.48rem, 1.625rem);
    --text-2xl: clamp(1.75rem, 2rem, 2.25rem);
    --text-3xl: clamp(2.25rem, 2.625rem, 3rem);
    --text-4xl: clamp(2.75rem, 3.4rem, 4.25rem);

    /* Legacy aliases (keep carousel working) */
    --font-sz-xs: var(--text-xs);
    --font-sz-sm: var(--text-sm);
    --font-sz-md: var(--text-base);
    --font-sz-lg: var(--text-lg);
    --font-sz-xl: var(--text-xl);
    --font-sz-xxl: var(--text-3xl);

    /* --- Fluid Spacing Scale --- */
    --space-2xs: clamp(0.25rem, 0.2rem + 0.25vw, 0.375rem);
    --space-xs: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
    --space-sm: clamp(0.75rem, 0.65rem + 0.5vw, 1rem);
    --space-md: clamp(1rem, 0.85rem + 0.75vw, 1.5rem);
    --space-lg: clamp(1.5rem, 1.25rem + 1.25vw, 2.25rem);
    --space-xl: clamp(2rem, 1.5rem + 2.5vw, 3.5rem);
    --space-2xl: clamp(3rem, 2.25rem + 3.75vw, 5rem);
    --space-3xl: clamp(4rem, 3rem + 5vw, 7rem);

    /* --- Paleta: Manual de Identidad --- */
    --primary: #faa61a;
    --primary-hover: #e89500;
    --primary-soft: #fff1d5;
    --primary-light: var(--primary-soft);
    --primary-subtle: #fff8ec;
    --secondary: #77787b;
    --pearl: #dcddde;
    --ink: #383838;
    --ink-2: #1b1b1f;
    --ink-3: #27272c;

    /* Surface palette */
    --surface-white: #fffdf8;
    --surface-50: #f7f5ef;
    --surface-100: #efeee9;
    --surface-200: #dcddde;
    --surface-300: #c3c4c7;

    /* Text palette */
    --text-primary: #111113;
    --text-secondary: #4b4c50;
    --text-tertiary: #77787b;
    --text-inverse: #ffffff;

    /* Borders */
    --border-width: 2px;
    --border-light: rgba(17, 17, 19, 0.12);
    --border-medium: rgba(17, 17, 19, 0.22);
    --border-dark: rgba(255, 255, 255, 0.16);

    /* Legacy aliases (keep dark header/hero working) */
    --primary-color: var(--primary);
    --secondary-color: var(--secondary);
    --gris: var(--secondary);
    --gris-claro: var(--pearl);
    --bg-dark: var(--ink);
    --bg-darker: #383838;
    --text-light: #ffffff;
    --text-dark: #000000;

    /* --- Radios --- */
    --radius-xs: 2px;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 8px;
    --radius-2xl: 8px;
    --radius-full: 9999px;
    --main-radius: 8px;
    --radius-header: 20px;
    --pill-radius: 9999px;

    /* --- Shadows --- */
    --shadow-xs: 0 1px 2px rgba(17, 17, 19, 0.08);
    --shadow-sm: 0 6px 18px rgba(17, 17, 19, 0.08);
    --shadow-md: 0 12px 28px rgba(17, 17, 19, 0.12);
    --shadow-lg: 0 20px 48px rgba(17, 17, 19, 0.16);
    --shadow-xl: 0 28px 70px rgba(17, 17, 19, 0.22);

    /* --- Transiciones --- */
    --transition: 0.2s ease;
    --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* --- Layout --- */
    --max-width: 1200px;
    --header-h: 68px;
    --header-hide-gap: 12px;
    --header-hide-transition: 0.36s cubic-bezier(0.4, 0, 0.2, 1);
    --header-asset-transition: 0.28s ease;
    --header-bg-transparent: transparent;
    --header-surface-dark: rgba(17, 17, 19, 0.96);
    --header-surface-light: var(--pearl);
    --header-bg-solid: var(--header-surface-light);
    --header-shadow-solid: 0 12px 28px rgba(17, 17, 19, 0.055);
    --header-nav-dark-bg: rgba(255, 255, 255, 0.08);
    --header-nav-dark-bg-hover: rgba(255, 255, 255, 0.1);
    --header-nav-dark-border: rgba(255, 255, 255, 0.14);
    --header-nav-dark-text: rgba(255, 255, 255, 0.82);
    --header-nav-light-bg: rgba(239, 238, 233, 0.88);
    --header-nav-light-border: rgba(17, 17, 19, 0.08);
    --header-nav-light-text: var(--text-secondary);
    --header-nav-light-text-hover: var(--text-primary);
    --hero-slide-transition: 1500ms;
    --hero-content-transition: 900ms;
    --hero-crossfade-ease: linear;
    --hero-content-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --hero-slide-rest-scale: 1.045;
    --hero-slide-leave-scale: 1.075;
    --hero-slide-active-scale: 1;
    --work-post-ratio: 16 / 9;
    --section-padding: var(--space-3xl) var(--space-md);

    /* Shared blur tokens for header, menus and modals */
    --blur-sm: 8px;
    --blur-md: 16px;
    --blur-lg: 24px;
    --overlay-dark: rgba(5, 5, 5, 0.72);
    --overlay-soft: rgba(5, 5, 5, 0.42);
    --menu-panel-height: clamp(28rem, 58svh, 34rem);
    /* Velo inferior del mega menu:
       - height llena desde el final del menu hasta el fondo del viewport.
       - blur controla la intensidad del desenfoque bajo el menu.
       - start/mid/end controlan cuanto oscurece mientras baja. */
    --menu-fade-height: max(0px, calc(100dvh - var(--menu-panel-height)));
    --menu-fade-blur: 0.5px;
    --menu-surface-solid: #111113;
    --menu-surface: rgba(17, 17, 19, 0.96);
    --menu-surface-soft: rgba(17, 17, 19, 0.82);
    --menu-surface-end: rgba(17, 17, 19, 0.9);
    --menu-border: rgba(255, 255, 255, 0.08);
    --menu-text: var(--text-inverse);
    --menu-text-muted: rgba(255, 255, 255, 0.58);
    --menu-text-soft: rgba(255, 255, 255, 0.5);
    --menu-hover-bg: rgba(255, 255, 255, 0.08);
    --menu-fade-start: rgba(17, 17, 19, 0.42);
    --menu-fade-mid: rgba(17, 17, 19, 0.22);
    --menu-fade-end: rgba(17, 17, 19, 0.04);
    --menu-panel-shadow: 0 28px 90px rgba(0, 0, 0, 0.38);
    --menu-light-surface-solid: var(--surface-200);
    --menu-light-surface: rgba(255, 253, 248, 0.96);
    --menu-light-surface-end: rgba(239, 238, 233, 0.94);
    --menu-light-border: rgba(17, 17, 19, 0.12);
    --menu-light-text: var(--text-primary);
    --menu-light-text-muted: var(--text-secondary);
    --menu-light-text-soft: var(--text-tertiary);
    --menu-light-hover-bg: rgba(17, 17, 19, 0.07);
    --menu-light-fade-start: rgba(239, 238, 233, 0.42);
    --menu-light-fade-mid: rgba(239, 238, 233, 0.22);
    --menu-light-fade-end: rgba(239, 238, 233, 0.04);
    --menu-light-panel-shadow: 0 28px 90px rgba(17, 17, 19, 0.18);
    --service-picker-bg: rgba(255, 255, 255, 0.055);
    --service-picker-bg-hover: rgba(255, 255, 255, 0.085);
    --service-picker-surface: rgba(17, 17, 19, 0.96);
    --service-picker-surface-alt: rgba(255, 255, 255, 0.045);
    --service-picker-border: rgba(255, 255, 255, 0.14);
    --service-picker-border-active: rgba(250, 166, 26, 0.72);
    --service-picker-text: var(--text-inverse);
    --service-picker-muted: rgba(255, 255, 255, 0.62);
    --service-picker-option-hover: rgba(250, 166, 26, 0.12);
    --service-picker-option-border-hover: rgba(250, 166, 26, 0.26);
    --service-picker-selected-desc: rgba(17, 17, 19, 0.72);
    --service-picker-shadow: 0 24px 70px rgba(0, 0, 0, 0.32);

    /* --- Nav Island (dark, keep as-is for hero) --- */
    --island-bg: rgba(17, 17, 19, 0.82);
    --island-border: rgba(255, 255, 255, 0.14);
}

/* ============================================================
   BASE RESET
   ============================================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    scrollbar-color: transparent transparent;
    scrollbar-width: none;
    scrollbar-gutter: auto;
}

body {
    font-family: var(--font-family);
    font-size: var(--text-base);
    background-color: var(--ink);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -ms-overflow-style: none;
}

main {
    display: block;
}

main[id],
section[id] {
    scroll-margin-top: calc(var(--header-h) + 1rem);
}

ul {
    list-style: none;
}

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

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

button {
    font-family: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
}

/* ============================================================
   SCROLLBAR (Invisible, still functional)
   ============================================================ */

::-webkit-scrollbar {
    width: 0;
    height: 0;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: transparent;
}

::-webkit-scrollbar-thumb:hover {
    background: transparent;
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    z-index: 1000;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-full);
    background: var(--surface-white);
    color: var(--text-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-140%);
    transition: transform var(--transition-smooth);
}

.skip-link:focus,
.skip-link:focus-visible {
    transform: translateY(0);
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.text-primary-accent {
    color: var(--primary);
}

/* ============================================================
   HEADER — BARRA PRINCIPAL
   ============================================================ */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--header-h);
    background: var(--header-bg-transparent);
    border-radius: 0 0 var(--radius-header) var(--radius-header);
    transform: translateY(0);
    transition:
        background 0.4s ease,
        box-shadow 0.4s ease,
        transform var(--header-hide-transition);
    will-change: transform;
}

.site-header.is-dropdown-resetting {
    transition:
        box-shadow 0.12s ease,
        transform var(--header-hide-transition);
}

.section-servicios,
.section-nosotros,
.cta-section,
.site-footer {
    content-visibility: auto;
    contain-intrinsic-size: auto 900px;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Header scrolled state — solid light background */
.site-header.is-scrolled {
    background: var(--pearl);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    box-shadow: var(--header-shadow-solid);
}

.site-header.is-hidden {
    pointer-events: none;
    transform: translate3d(0, calc(-100% - var(--header-hide-gap)), 0);
}

.header-inner {
    max-width: 1440px;
    margin: 0 auto;
    height: 100%;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1.5rem;
}

/* Logo */
.header-logo {
    display: flex;
    align-items: center;
    justify-self: start;
    transition: opacity var(--transition);
}

.header-logo:hover {
    opacity: 0.82;
}

.logo-stack {
    position: relative;
    display: block;
    width: clamp(9rem, 12vw, 11.25rem);
    height: 36px;
}

.logo-img {
    height: 36px;
    width: auto;
    transition: opacity var(--header-asset-transition);
}

.logo-stack .logo-img,
.header-contact-stack .header-contact-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity var(--header-asset-transition);
}

.logo-stack .logo-img {
    object-position: left center;
}

.logo-img--solid,
.header-contact-img--solid {
    opacity: 0;
}

.site-header.is-scrolled .logo-img--top,
.site-header.is-scrolled .header-contact-img--top {
    opacity: 0;
}

.site-header.is-scrolled .logo-img--solid,
.site-header.is-scrolled .header-contact-img--solid {
    opacity: 1;
}

/* ============================================================
   NAV ISLAND — ISLA FLOTANTE
   ============================================================ */

.nav-island {
    backdrop-filter: blur(var(--blur-md));
    background-color: var(--island-bg);
    border: var(--border-width) solid var(--island-border);
    border-radius: var(--pill-radius);
    padding: 0.1rem 0.3rem;
    -webkit-backdrop-filter: blur(var(--blur-md));
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
    transition: background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* Scrolled: light island */
.site-header.is-scrolled .nav-island {
    background-color: rgba(239, 238, 233, 0.88);
    border-color: rgba(17, 17, 19, 0.08);
    box-shadow: var(--shadow-sm);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 0.1rem;
}

.nav-item {
    display: flex;
}

/* Botón base de navegación */
.nav-btn {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 1rem;
    border-radius: var(--pill-radius);
    font-family: var(--font-family);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--gris-claro);
    background: transparent;
    border: none;
    cursor: pointer;
    white-space: nowrap;
    transition:
        background var(--transition),
        color var(--transition);
    letter-spacing: 0;
}

.nav-btn:hover,
.nav-btn:focus-visible {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    outline: none;
}

.nav-btn:active {
    background: rgba(255, 255, 255, 0.06);
}

/* Scrolled nav buttons */
.site-header.is-scrolled .nav-btn {
    color: var(--text-secondary);
}

.site-header.is-scrolled .nav-btn:hover,
.site-header.is-scrolled .nav-btn:focus-visible {
    background: var(--surface-200);
    color: var(--text-primary);
}

/* Flecha dropdown */
.nav-dropdown-icon {
    width: 10px;
    height: 10px;
    filter: invert(72%) sepia(4%) saturate(300%) hue-rotate(180deg) brightness(90%);
    transition:
        transform var(--transition),
        filter var(--transition);
    flex-shrink: 0;
}

.nav-item--has-dropdown:hover .nav-dropdown-icon,
.nav-btn--dropdown:focus-visible .nav-dropdown-icon {
    filter: invert(1);
    transform: rotate(180deg);
}

.site-header.is-scrolled .nav-dropdown-icon {
    filter: brightness(0) saturate(0) opacity(0.5);
}

.site-header.is-scrolled .nav-item--has-dropdown:hover .nav-dropdown-icon,
.site-header.is-scrolled .nav-btn--dropdown:focus-visible .nav-dropdown-icon {
    filter: brightness(0);
    transform: rotate(180deg);
}

/* Separador visual antes del CTA */
.nav-item:last-child {
    margin-left: 0.25rem;
}

/* Botón CTA — Cotización */
.nav-btn--cta {
    background: var(--primary-color);
    color: var(--bg-darker);
    font-weight: 700;
}

.nav-btn--cta:hover,
.nav-btn--cta:focus-visible {
    background: #ffb93a;
    color: var(--bg-darker);
}

.nav-btn--cta:active {
    background: #e5950f;
}

/* ============================================================
   HEADER ACTIONS — LADO DERECHO
   ============================================================ */

.header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
}

.header-contact-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: min(10.25rem, 26vw);
    height: 40px;
    overflow: hidden;
    transition:
        opacity var(--transition),
        transform var(--transition);
}

.header-contact-link:hover,
.header-contact-link:focus-visible {
    opacity: 0.86;
    transform: translateY(-1px);
}

.header-contact-link:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
}

.header-contact-stack {
    position: relative;
    display: block;
    width: 100%;
    height: clamp(1.65rem, 2.1vw, 2.25rem);
}

.header-contact-img {
    object-position: right center;
    pointer-events: none;
}

/* Botones de ícono genéricos (búsqueda, etc.) */
.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--pill-radius);
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--gris-claro);
    transition:
        background var(--transition),
        color var(--transition);
}

.btn-icon:hover,
.btn-icon:focus-visible {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-light);
    outline: none;
}

.btn-icon:active {
    background: rgba(255, 255, 255, 0.06);
}

.site-header.is-scrolled .btn-icon {
    color: var(--text-secondary);
}

.site-header.is-scrolled .btn-icon:hover {
    background: var(--surface-200);
    color: var(--text-primary);
}

.btn-icon svg {
    width: 20px;
    height: 20px;
    pointer-events: none;
}

.btn-icon img {
    width: 24px;
    height: 24px;
    pointer-events: none;
}

.modal-open {
    overflow: hidden;
}

/* ============================================================
   RESPONSIVE — HEADER / BASE
   ============================================================ */

/* Tablet */
@media (max-width: 900px) {
    .header-inner {
        padding: 0 1.25rem;
        gap: 1rem;
    }

    .nav-btn {
        padding: 0.5rem 0.75rem;
        font-size: var(--text-xs);
    }
}

/* Móvil */
@media (max-width: 768px) {
    :root {
        --header-h: 60px;
    }

    .header-inner {
        grid-template-columns: auto 1fr auto;
        gap: 0.5rem;
        padding: 0 1rem;
    }

    .logo-stack {
        height: 28px;
        width: clamp(7rem, 30vw, 8.75rem);
    }

    .logo-img {
        height: 28px;
    }

    .header-contact-link {
        width: min(7.5rem, 32vw);
        height: 34px;
    }

    .header-contact-stack {
        height: 1.75rem;
    }
}