/* ═══════════════ METODOLOGIA.CSS — Proceso y Galería ═══════════════ */

/* ── Page Hero compacto ── */
.page-hero--metodo {
    padding: 110px 0 48px;
    background: linear-gradient(160deg, #0F2E1A 0%, #1A5632 55%, #1E6B3A 100%);
    position: relative;
    overflow: hidden;
}
.page-hero--metodo::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 80%, rgba(198, 160, 48, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(46, 139, 87, 0.08) 0%, transparent 50%);
}
.page-hero--metodo .container { position: relative; z-index: 1; }
.page-hero-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    color: var(--white);
    line-height: 1.18;
    margin-bottom: 14px;
}
.page-hero-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.65);
    max-width: 640px;
    line-height: 1.65;
}

/* ── Intro de la metodología ── */
.metodo-intro {
    padding: 80px 0;
    background: var(--off-white);
}
.metodo-intro-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 56px;
    align-items: start;
}
.metodo-intro-text .lead {
    font-size: 1.08rem;
    font-weight: 400;
    color: var(--verde-pref);
    line-height: 1.7;
    margin-bottom: 16px;
}
.metodo-intro-text p {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 14px;
}
.metodo-intro-text strong { color: var(--verde-dark); font-weight: 600; }

/* ── Principios cards al lado del texto ── */
.principios-stack {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.principio-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--r-md);
    transition: all 0.35s ease;
    opacity: 0;
    transform: translateY(14px);
}
.principio-card.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.principio-card:hover {
    border-color: var(--oro);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}
.principio-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--verde-dark), var(--verde-pref));
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}
.principio-icon svg { width: 20px; height: 20px; }
.principio-body h3 {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--verde-dark);
    margin-bottom: 3px;
}
.principio-body p {
    font-size: 0.82rem;
    color: var(--gray-500);
    line-height: 1.5;
    margin: 0;
}

/* ── Proceso / Timeline ── */
.metodo-proceso {
    padding: 80px 0;
    background: var(--white);
}
.proceso-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}
.proceso-step {
    position: relative;
    padding: 28px 24px;
    background: var(--off-white);
    border: 1px solid var(--gray-100);
    border-radius: var(--r-lg);
    text-align: center;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(18px);
}
.proceso-step.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.proceso-step:hover {
    border-color: var(--oro);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--oro), var(--oro-deep));
    color: var(--white);
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: 16px;
    box-shadow: 0 4px 12px rgba(198, 160, 48, 0.25);
}
.proceso-step h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    color: var(--verde-dark);
    margin-bottom: 8px;
}
.proceso-step p {
    font-size: 0.82rem;
    color: var(--gray-500);
    line-height: 1.55;
}
/* Flecha conector entre steps */
.proceso-step::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -14px;
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 8px solid var(--oro);
    opacity: 0.4;
    transform: translateY(-50%);
}
.proceso-step:last-child::after { display: none; }

/* ── Herramientas analíticas ── */
.metodo-herramientas {
    padding: 72px 0;
    background: var(--verde-dark);
    position: relative;
}
.metodo-herramientas::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 15% 85%, rgba(26, 122, 90, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 85% 15%, rgba(198, 160, 48, 0.06) 0%, transparent 50%);
}
.metodo-herramientas .container { position: relative; z-index: 1; }
.herramientas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}
.herramienta-card {
    padding: 28px 22px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--r-lg);
    transition: all 0.35s ease;
    opacity: 0;
    transform: translateY(16px);
}
.herramienta-card.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.herramienta-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(198, 160, 48, 0.3);
    transform: translateY(-3px);
}
.herramienta-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.herramienta-card h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    color: var(--white);
    margin-bottom: 8px;
}
.herramienta-card p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.55;
}

/* ── Cifras del proceso ── */
.metodo-cifras {
    padding: 48px 0;
    background: linear-gradient(135deg, var(--verde-dark) 0%, var(--verde-pref) 100%);
    position: relative;
}
.metodo-cifras::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 100%, rgba(198, 160, 48, 0.08) 0%, transparent 70%);
}
.cifras-metodo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

/* ── Galería ── */
.metodo-galeria {
    padding: 80px 0;
    background: var(--off-white);
}
.galeria-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 48px;
}
.galeria-item {
    position: relative;
    border-radius: var(--r-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.96);
    transition: all 0.4s ease;
}
.galeria-item.is-visible {
    opacity: 1;
    transform: scale(1);
}
.galeria-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.galeria-item:hover img {
    transform: scale(1.06);
}
.galeria-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 46, 26, 0.7) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.35s ease;
    display: flex;
    align-items: flex-end;
    padding: 16px;
}
.galeria-item:hover .galeria-item-overlay {
    opacity: 1;
}
.galeria-item-caption {
    color: var(--white);
    font-size: 0.78rem;
    font-weight: 500;
    line-height: 1.4;
}
/* Primer item grande */
.galeria-item--wide {
    grid-column: span 2;
    aspect-ratio: 16/9;
}

/* ── Lightbox ── */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(15, 46, 26, 0.92);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    backdrop-filter: blur(8px);
}
.lightbox--open { display: flex; }
.lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--r-md);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    animation: lbIn 0.3s ease;
}
@keyframes lbIn {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    font-size: 1.4rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--white);
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.lightbox-nav:hover { background: rgba(255, 255, 255, 0.2); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-caption {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.82rem;
    text-align: center;
    max-width: 600px;
}
.lightbox-counter {
    position: absolute;
    top: 28px;
    left: 28px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.78rem;
    font-weight: 600;
}

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 1024px) {
    .proceso-timeline { grid-template-columns: repeat(2, 1fr); }
    .proceso-step::after { display: none; }
    .herramientas-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .page-hero--metodo { padding: 90px 0 36px; }
    .metodo-intro-grid { grid-template-columns: 1fr; gap: 36px; }
    .proceso-timeline { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
    .herramientas-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
    .cifras-metodo-grid { grid-template-columns: repeat(2, 1fr); }
    .galeria-grid { grid-template-columns: 1fr 1fr; }
    .galeria-item--wide { grid-column: span 2; }
    .lightbox-nav { display: none; }
}

@media (max-width: 480px) {
    .galeria-grid { grid-template-columns: 1fr; }
    .galeria-item--wide { grid-column: span 1; aspect-ratio: 4/3; }
    .cifras-metodo-grid { grid-template-columns: 1fr 1fr; }
}