/* =============================================
   IPS Beta 3 — Áreas Temáticas
   Estilos específicos de la página
   ============================================= */

/* === HEADER: enlace activo en navegación === */
.main-nav a.nav-current {
    color: var(--primary);
    background: var(--primary-50);
}

.main-nav a.nav-current::after {
    transform: translateX(-50%) scaleX(1);
}

/* === HERO ================================================================ */
.at-hero {
    position: relative;
    min-height: 520px;
    display: flex;
    align-items: center;
    background: linear-gradient(145deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    overflow: hidden;
    margin-top: var(--header-height);
    padding: 80px 24px 100px;
}

.at-hero-bg {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.06) 0%, transparent 60%),
        radial-gradient(circle at 20% 80%, rgba(0, 0, 0, 0.15) 0%, transparent 50%);
}

.at-hero-overlay {
    position: absolute;
    inset: 0;
    background: 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='0.03'%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");
}

.at-hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    margin: 0 auto;
    width: 100%;
}

.at-breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 24px;
    font-size: 0.82rem;
}

.at-breadcrumb a {
    display: flex;
    align-items: center;
    gap: 5px;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}

.at-breadcrumb a:hover {
    color: #fff;
}

.at-breadcrumb span {
    color: rgba(255, 255, 255, 0.55);
}

.at-breadcrumb svg {
    opacity: 0.6;
}

.at-hero-label {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 50px;
    margin-bottom: 18px;
    backdrop-filter: blur(10px);
}

.at-hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.at-hero-desc {
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    color: rgba(255, 255, 255, 0.88);
    line-height: 1.75;
    max-width: 640px;
    margin-bottom: 40px;
    font-weight: 300;
}

/* Stats */
.at-hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: wrap;
    gap: 4px;
}

.at-stat {
    display: flex;
    flex-direction: column;
    padding: 0 28px;
}

.at-stat:first-child {
    padding-left: 0;
}

.at-stat strong {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.at-stat span {
    font-size: 0.76rem;
    color: rgba(255, 255, 255, 0.65);
    margin-top: 4px;
    letter-spacing: 0.3px;
}

.at-stat-sep {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 8px;
}

/* Wave */
.at-hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 90px;
    z-index: 2;
}

.at-hero-wave svg {
    width: 100%;
    height: 100%;
}

/* === INTRO STRIP ========================================================= */
.at-intro {
    background: var(--white);
    padding: 36px 24px;
    border-bottom: 1px solid rgba(45, 90, 39, 0.07);
}

.at-intro-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 20px;
}

.at-intro-icon {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    background: var(--primary-50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.at-intro-icon svg {
    width: 26px;
    height: 26px;
}

.at-intro-inner p {
    font-size: 1.0rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.at-intro-inner strong {
    color: var(--primary);
    font-weight: 600;
}

/* === ÁREAS SECTION ======================================================= */
.at-section {
    background: var(--off-white);
    padding: 80px 24px;
}

.at-section-inner {
    max-width: 940px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* === TARJETA ÁREA =========================================================*/
.at-card {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: var(--shadow-sm);
    display: grid;
    grid-template-columns: 84px 1fr;
    grid-template-rows: auto;
    grid-template-areas:
        "icon content"
        "icon content";
    overflow: hidden;
    transition: var(--transition);
    padding: 36px 36px 36px 0;
}

.at-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--at-accent, var(--primary));
}

/* Número overlaid */
.at-card-num {
    position: absolute;
    top: 18px;
    right: 22px;
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--at-accent, var(--primary));
    opacity: 0.07;
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

/* Icon column */
.at-card-icon-col {
    grid-area: icon;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 2px;
    padding-left: 12px;
}

.at-card-icon {
    width: 60px;
    height: 60px;
    background: var(--at-light, #f0f7ee);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--at-accent, var(--primary));
    flex-shrink: 0;
    transition: var(--transition);
}

.at-card:hover .at-card-icon {
    background: var(--at-accent, var(--primary));
    color: #fff;
    transform: scale(1.08);
}

.at-card-icon svg {
    width: 28px;
    height: 28px;
}

/* Content */
.at-card-content {
    grid-area: content;
}

.at-tag {
    display: inline-block;
    background: var(--at-tag-bg, rgba(45, 90, 39, 0.1));
    color: var(--at-tag-color, var(--primary));
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 50px;
    margin-bottom: 10px;
}

.at-card-title {
    font-family: var(--font-serif);
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    margin-bottom: 14px;
}

.at-card-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

/* Objectives */
.at-objectives {
    background: var(--at-light, #f0f7ee);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin-bottom: 20px;
}

.at-obj-header {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--at-accent, var(--primary));
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 12px;
}

.at-obj-header svg {
    stroke: var(--at-accent, var(--primary));
}

.at-obj-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.at-obj-list li {
    display: flex;
    align-items: baseline;
    gap: 9px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.at-obj-dot {
    flex-shrink: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--at-accent, var(--primary));
    margin-top: 5px;
}

/* Card action */
.at-card-action {
    margin-top: 4px;
}

.at-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--at-accent, var(--primary));
    border: 1.5px solid var(--at-accent, var(--primary));
    border-radius: var(--radius-sm);
    padding: 8px 18px;
    transition: var(--transition);
}

.at-card-link:hover {
    background: var(--at-accent, var(--primary));
    color: #fff;
}

/* Accent bar left */
.at-card-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--at-accent, var(--primary));
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    transform: scaleY(0);
    transform-origin: center;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.at-card:hover .at-card-bar {
    transform: scaleY(1);
}

/* Alternate layout (even cards): flip icon to right */
.at-card--alt {
    grid-template-columns: 1fr 84px;
    grid-template-areas:
        "content icon"
        "content icon";
    padding: 36px 0 36px 36px;
}

.at-card--alt .at-card-icon-col {
    padding-left: 0;
    padding-right: 12px;
}

.at-card--alt .at-card-bar {
    left: auto;
    right: 0;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.at-card--alt .at-card-num {
    right: auto;
    left: 22px;
}

/* === Empty state ========================================================= */
.at-empty {
    text-align: center;
    padding: 80px 24px;
    color: var(--text-muted);
}

.at-empty svg {
    margin: 0 auto 16px;
    opacity: 0.4;
}

.at-empty p {
    font-size: 0.95rem;
    line-height: 1.7;
}

/* === CTA ================================================================= */
.at-cta {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    padding: 80px 24px;
    position: relative;
    overflow: hidden;
}

.at-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.06) 0%, transparent 60%);
}

.at-cta-inner {
    position: relative;
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.at-cta-text h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: #fff;
    margin-bottom: 12px;
    line-height: 1.3;
}

.at-cta-text p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    max-width: 500px;
}

.at-cta-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.at-cta-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: #fff;
    color: var(--primary);
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 0.92rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.at-cta-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.at-cta-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 13px 28px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--transition);
}

.at-cta-btn-secondary:hover {
    border-color: #fff;
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

/* === RESPONSIVE ========================================================== */
@media (max-width: 768px) {
    .at-hero {
        padding: 60px 20px 80px;
        min-height: 420px;
    }

    .at-hero-stats {
        flex-wrap: wrap;
        gap: 8px;
    }

    .at-stat {
        padding: 0 16px;
    }

    .at-stat:first-child {
        padding-left: 0;
    }

    .at-card,
    .at-card--alt {
        grid-template-columns: 1fr !important;
        grid-template-areas:
            "icon"
            "content" !important;
        padding: 28px 22px !important;
    }

    .at-card-icon-col {
        justify-content: flex-start !important;
        padding: 0 0 16px 0 !important;
    }

    .at-card-num {
        font-size: 2.5rem;
        right: 16px !important;
        left: auto !important;
    }

    .at-cta-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .at-cta-text h2 {
        font-size: 1.4rem;
    }

    .at-intro-inner {
        flex-direction: column;
        text-align: center;
        gap: 14px;
    }

    /* Ocultar barra lateral en mobile */
    .at-card-bar,
    .at-card--alt .at-card-bar {
        display: none;
    }
}

@media (max-width: 480px) {
    .at-section {
        padding: 50px 16px;
    }

    .at-card {
        padding: 22px 18px !important;
    }

    .at-cta-actions {
        flex-direction: column;
        width: 100%;
    }

    .at-cta-btn-primary,
    .at-cta-btn-secondary {
        width: 100%;
        justify-content: center;
    }
}