/* ==========================================================================
   AC Consultora — Design System
   Identidad corporativa: Blanco / Negro / Rojo / Verde / Amarillo
   Supports: light mode (default) + dark mode (.dark on <html>)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Design tokens ──────────────────────────────────────────────────────── */
:root {
    /* Brand palette */
    --red:           #DC2626;
    --red-vivid:     #EF4444;
    --green:         #16A34A;
    --green-vivid:   #22C55E;
    --yellow:        #D97706;
    --yellow-vivid:  #FBBF24;
    --black:         #09090B;
    --white:         #FAFAFA;

    /* Surface (light mode) */
    --bg:            #FAFAFA;
    --bg-card:       #FFFFFF;
    --bg-shell:      #F4F4F5;
    --text:          #18181B;
    --text-muted:    #71717A;
    --border:        #E4E4E7;
    --border-hover:  #D4D4D8;

    /* Shadows */
    --shadow-sm:     0 1px 4px rgba(0,0,0,0.06);
    --shadow:        0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg:     0 12px 48px rgba(0,0,0,0.12);
    --shadow-red:    0 4px 20px rgba(220,38,38,0.25);
    --shadow-green:  0 4px 20px rgba(22,163,74,0.3);

    /* Motion */
    --ease-lux:      cubic-bezier(0.32, 0.72, 0, 1);
    --t-fast:        all 0.3s var(--ease-lux);
    --t-fluid:       all 0.6s var(--ease-lux);

    /* Border radius */
    --radius-card:   1.5rem;
    --radius-pill:   9999px;
    --radius-btn:    9999px;
}

html.dark {
    --bg:            #09090B;
    --bg-card:       #18181B;
    --bg-shell:      #27272A;
    --text:          #FAFAFA;
    --text-muted:    #A1A1AA;
    --border:        #3F3F46;
    --border-hover:  #52525B;
    --shadow-sm:     0 1px 4px rgba(0,0,0,0.4);
    --shadow:        0 4px 20px rgba(0,0,0,0.5);
    --shadow-lg:     0 12px 48px rgba(0,0,0,0.7);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    min-height: 100dvh;
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.1;
    color: var(--text);
}

p { color: var(--text-muted); line-height: 1.7; }

img { max-width: 100%; height: auto; display: block; }

a { transition: var(--t-fast); }

/* ── Scrollbar ──────────────────────────────────────────────────────────── */
::-webkit-scrollbar              { width: 6px; }
::-webkit-scrollbar-track        { background: var(--bg); }
::-webkit-scrollbar-thumb        { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover  { background: var(--red); }

/* ── Container ──────────────────────────────────────────────────────────── */
.container-custom {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 2rem;
}
@media (max-width: 768px) {
    .container-custom { padding: 0 1.25rem; }
}

/* ==========================================================================
   BRAND CARD SYSTEM — Double Bezel (corporate precision)
   ========================================================================== */
.card-shell {
    background: var(--bg-shell);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 0.375rem;
    transition: var(--t-fluid);
}

.card-core {
    background: var(--bg-card);
    border-radius: calc(var(--radius-card) - 0.375rem);
    padding: 2rem;
    height: 100%;
    box-shadow: var(--shadow-sm);
    transition: var(--t-fluid);
}

.card-shell:hover {
    border-color: var(--red);
    transform: translateY(-5px);
    box-shadow: var(--shadow-red);
}

.card-shell:hover .card-core {
    box-shadow: var(--shadow);
}

/* Variant: green hover */
.card-shell.hover-green:hover {
    border-color: var(--green);
    box-shadow: var(--shadow-green);
}

/* Variant: red hover (default — same as base) */
.card-shell.hover-red:hover {
    border-color: var(--red);
    box-shadow: var(--shadow-red);
}

/* Variant: yellow accent */
.card-shell.hover-yellow:hover {
    border-color: var(--yellow);
    box-shadow: 0 4px 20px rgba(217,119,6,0.25);
}

/* ==========================================================================
   BUTTONS — Corporate pill style with icon-in-button
   ========================================================================== */
.btn-primary {
    font-family: 'Outfit', sans-serif;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--red);
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    padding: 0.625rem 0.625rem 0.625rem 1.5rem;
    border-radius: var(--radius-btn);
    border: none;
    cursor: pointer;
    transition: var(--t-fluid);
    box-shadow: var(--shadow-red);
}

.btn-primary .btn-icon {
    width: 2rem;
    height: 2rem;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--t-fluid);
}

.btn-primary:hover { background: var(--red-vivid); transform: scale(0.98); }
.btn-primary:hover .btn-icon { transform: translate(2px,-2px) scale(1.07); background: rgba(255,255,255,0.3); }
.btn-primary:active { transform: scale(0.95); }

/* Green variant */
.btn-green {
    background: var(--green);
    box-shadow: var(--shadow-green);
}
.btn-green:hover { background: var(--green-vivid); }

/* Outline variant */
.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--border);
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-btn);
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: var(--t-fast);
}
.btn-outline:hover {
    border-color: var(--red);
    color: var(--red);
}

/* ==========================================================================
   EYEBROW TAGS — brand labels
   ========================================================================== */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.eyebrow::before {
    content: '';
    display: inline-block;
    width: 1.5rem;
    height: 2px;
    background: var(--red);
    border-radius: 1px;
    flex-shrink: 0;
}

.eyebrow.green::before  { background: var(--green); }
.eyebrow.yellow::before { background: var(--yellow); }

/* ==========================================================================
   SECTION DIVIDER (aggressive accent line)
   ========================================================================== */
.section-divider {
    height: 2px;
    background: linear-gradient(to right, var(--red), var(--yellow), var(--green));
    border-radius: 1px;
    margin: 4rem 0;
}

/* ==========================================================================
   METRIC / PROGRESS BARS
   ========================================================================== */
.metric-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.75rem;
}
.metric-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    white-space: nowrap;
    min-width: 140px;
}
.metric-bar-bg {
    flex: 1;
    height: 4px;
    background: var(--border);
    border-radius: 9px;
    overflow: hidden;
}
.metric-bar-fill {
    height: 100%;
    border-radius: 9px;
    background: var(--green);
    transition: width 1.2s var(--ease-lux);
}
.metric-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text);
    min-width: 3rem;
    text-align: right;
}

/* ==========================================================================
   INFO PILLS
   ========================================================================== */
.info-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-shell);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    color: var(--text);
}

/* ==========================================================================
   FORM STYLES — corporate precision
   ========================================================================== */
.form-field {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    padding-left: 0.25rem;
}

.form-input {
    font-family: 'Outfit', sans-serif;
    width: 100%;
    background: var(--bg-shell);
    border: 1.5px solid var(--border);
    border-radius: 0.875rem;
    padding: 0.9rem 1.25rem;
    color: var(--text);
    font-size: 0.9rem;
    transition: var(--t-fast);
    outline: none;
}

.form-input:hover { border-color: var(--border-hover); }

.form-input:focus {
    border-color: var(--green);
    background: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(22,163,74,0.1);
}

.form-input::placeholder { color: var(--text-muted); opacity: 0.6; }

textarea.form-input { resize: vertical; min-height: 120px; }

/* Feedback messages */
.form-msg {
    display: none;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: 0.875rem;
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: 1rem;
    animation: fadeInUp 0.4s var(--ease-lux);
}
.form-msg.success {
    display: flex;
    background: rgba(22,163,74,0.08);
    border: 1px solid rgba(22,163,74,0.25);
    color: var(--green);
}
.form-msg.error {
    display: flex;
    background: rgba(220,38,38,0.08);
    border: 1px solid rgba(220,38,38,0.25);
    color: var(--red);
}

/* ==========================================================================
   ACCORDION
   ========================================================================== */
.accordion-item {
    border: 1px solid var(--border);
    border-radius: 1rem;
    overflow: hidden;
    transition: var(--t-fast);
    margin-bottom: 0.75rem;
}
.accordion-header {
    width: 100%;
    background: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    text-align: left;
    gap: 1rem;
}
.accordion-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
}
.accordion-icon {
    width: 1.75rem;
    height: 1.75rem;
    border-radius: 50%;
    background: var(--bg-shell);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--t-fast);
    color: var(--text-muted);
    font-size: 0.8rem;
}
.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s var(--ease-lux), padding 0.5s var(--ease-lux);
    padding: 0 1.5rem;
}
.accordion-body-inner {
    padding-bottom: 1.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
}
.accordion-item.active {
    border-color: var(--red);
    box-shadow: var(--shadow-sm);
}
.accordion-item.active .accordion-icon {
    background: var(--red);
    border-color: var(--red);
    color: #fff;
    transform: rotate(180deg);
}
.accordion-item.active .accordion-body {
    max-height: 400px;
    padding-top: 0;
}

/* ==========================================================================
   SCROLL REVEAL
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.9s var(--ease-lux),
                transform 0.9s var(--ease-lux);
    will-change: transform, opacity;
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ==========================================================================
   STATUS INDICATOR
   ========================================================================== */
.status-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    flex-shrink: 0;
}
.status-dot.green  { background: var(--green);  animation: pulse-green  2s infinite; }
.status-dot.yellow { background: var(--yellow); animation: pulse-yellow 2s infinite; }

@keyframes pulse-green {
    0%, 100% { box-shadow: 0 0 0 0 rgba(22,163,74,0.4); }
    50%       { box-shadow: 0 0 0 5px rgba(22,163,74,0); }
}
@keyframes pulse-yellow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(217,119,6,0.4); }
    50%       { box-shadow: 0 0 0 5px rgba(217,119,6,0); }
}

/* ==========================================================================
   BENTO GRID
   ========================================================================== */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.25rem;
}
.bento-hero  { grid-column: span 12; }
.bento-half  { grid-column: span 12; }
.bento-third { grid-column: span 12; }

@media (min-width: 992px) {
    .bento-hero  { grid-column: span 8; grid-row: span 2; }
    .bento-half  { grid-column: span 4; }
    .bento-third { grid-column: span 6; }
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ==========================================================================
   PARALLAX / BG-SECTION SYSTEM
   ========================================================================== */

/* Wrapper de sección full-width con fondo parallax */
.section-scene {
    position: relative;
    overflow: hidden;
    width: 100%;
}

/* Imagen de fondo (desplazada por JS con transform) */
.scene-bg {
    position: absolute;
    inset: -15% 0;        /* sobre-altura para dar espacio al parallax */
    width: 100%;
    height: 130%;
    background-size: cover;
    background-position: center;
    will-change: transform;
    z-index: 0;
}

/* Overlay de color sobre la imagen */
.scene-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

/* El contenido va siempre por encima */
.scene-content {
    position: relative;
    z-index: 2;
}

/* Variante oscura con imagen — overlay sutil al 50% */
.section-scene.scene-dark .scene-overlay {
    background: linear-gradient(
        to bottom,
        rgba(9,9,11,0.52) 0%,
        rgba(9,9,11,0.40) 45%,
        rgba(9,9,11,0.55) 100%
    );
}

/* Variante clara — fondo blanco/crema alternado */
.section-scene.scene-light {
    background-color: var(--bg);
}
.section-scene.scene-light .scene-bg {
    opacity: 0.04;   /* imagen casi invisible, solo textura */
    filter: grayscale(100%);
}
.section-scene.scene-light .scene-overlay {
    background: transparent;
}

/* Números / stats animados */
.stat-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;
}

/* Animación de entrada lateral para tarjetas en escena */
.slide-left {
    opacity: 0;
    transform: translateX(-32px);
    transition: opacity 0.8s cubic-bezier(0.32,0.72,0,1),
                transform 0.8s cubic-bezier(0.32,0.72,0,1);
}
.slide-right {
    opacity: 0;
    transform: translateX(32px);
    transition: opacity 0.8s cubic-bezier(0.32,0.72,0,1),
                transform 0.8s cubic-bezier(0.32,0.72,0,1);
}
.slide-left.revealed,
.slide-right.revealed { opacity: 1; transform: translateX(0); }

.slide-left.reveal-delay-1,
.slide-right.reveal-delay-1 { transition-delay: 0.1s; }
.slide-left.reveal-delay-2,
.slide-right.reveal-delay-2 { transition-delay: 0.2s; }
.slide-left.reveal-delay-3,
.slide-right.reveal-delay-3 { transition-delay: 0.3s; }

/* Card sobre fondo oscuro (sin bg-card, usa blanco/10) */
.card-on-dark {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: var(--radius-card);
    padding: 1.75rem;
    transition: var(--t-fluid);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.card-on-dark:hover {
    background: rgba(255,255,255,0.09);
    border-color: rgba(255,255,255,0.18);
    transform: translateY(-4px);
}

/* ==========================================================================
   HERO SECTION UTILITIES
   ========================================================================== */

/* Ensure eyebrow inside hero (dark bg) is always visible regardless of mode */
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(250,250,250,0.65);
    margin-bottom: 1.25rem;
}
.hero-eyebrow::before {
    content: '';
    display: inline-block;
    width: 1.5rem;
    height: 2px;
    background: #DC2626;
    border-radius: 1px;
    flex-shrink: 0;
}

/* Floating image card (glass style for hero) */
.hero-img-card {
    border-radius: 1.5rem;
    padding: 4px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.hero-img-inner {
    border-radius: calc(1.5rem - 4px);
    overflow: hidden;
    background: #18181B;
}

/* Prevent background-image from appearing below the fold while loading */
.hero-bg-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
}
