/* ═══════════════════════════════════════
   sections.css — About, Services,
   Presentation, Studies, Numbers
   Delfos Estudios © 2026
═══════════════════════════════════════ */

/* ══════════════
   ABOUT
══════════════ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 18px;
}

.about-reg {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(26, 122, 94, .08);
    border: 1px solid rgba(26, 122, 94, .2);
    border-radius: 6px;
    padding: 12px 18px;
    margin-top: 8px;
}

.about-reg-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    flex-shrink: 0;
}

.about-reg-text {
    font-size: 12px;
    color: var(--success);
    font-weight: 500;
}

.about-right {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.about-stat-card {
    background: var(--navy);
    border-radius: 10px;
    padding: 24px 28px;
    border-left: 3px solid var(--gold);
}

.about-stat-val {
    font-family: 'Libre Baskerville', serif;
    font-size: 2.4rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.about-stat-lbl {
    font-size: 13px;
    color: #666;
    margin-top: 6px;
}

.about-stat-sub {
    font-size: 11.5px;
    color: #444;
    margin-top: 4px;
}

.about-mini-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.about-mini {
    background: var(--off);
    border-radius: 8px;
    padding: 18px 20px;
    border: 1px solid var(--off-2);
}

.about-mini-icon {
    font-size: 20px;
    margin-bottom: 8px;
}

.about-mini-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 4px;
}

.about-mini-desc {
    font-size: 12px;
    color: var(--slate);
    line-height: 1.5;
}

/* ══════════════
   SERVICES
══════════════ */
.services-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--space-3xl);
}

.services-header h2 {
    color: #fff;
    margin-bottom: 16px;
}

.services-header p {
    color: #666;
    margin-top: 12px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .08);
    border-radius: 12px;
    padding: 36px 28px;
    transition: var(--t);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(201, 168, 76, .06) 0%, transparent 60%);
    opacity: 0;
    transition: var(--t);
}

.service-card:hover {
    border-color: rgba(201, 168, 76, .35);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, .3);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 52px;
    height: 52px;
    border-radius: 10px;
    background: rgba(201, 168, 76, .12);
    border: 1px solid rgba(201, 168, 76, .2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 20px;
}

.service-card h3 {
    color: #fff;
    margin-bottom: 10px;
    font-size: 1.05rem;
}

.service-card p {
    color: #666;
    font-size: 13.5px;
    line-height: 1.7;
}

.service-tag {
    display: inline-block;
    margin-top: 16px;
    font-size: 11px;
    color: var(--gold);
    letter-spacing: .06em;
    font-weight: 500;
    text-transform: uppercase;
}

/* ══════════════
   PRESENTATION
══════════════ */
.pres-section {
    background: linear-gradient(160deg, var(--navy) 0%, #0d2244 100%);
}

.pres-inner {
    display: grid;
    grid-template-columns: 1fr 460px;
    gap: var(--space-3xl);
    align-items: center;
}

.pres-left h2 {
    color: #fff;
    margin-bottom: 16px;
}

.pres-left p {
    color: #8A9BB0;
    margin-bottom: 28px;
}

.pres-bullets {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pres-bullet {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .07);
    border-radius: 8px;
    padding: 16px 18px;
    transition: var(--t);
}

.pres-bullet:hover {
    border-color: rgba(201, 168, 76, .25);
    background: rgba(255, 255, 255, .06);
}

.pres-num {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--gold);
    color: var(--navy);
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'DM Mono', monospace;
}

.pres-text {
    font-size: 13.5px;
    color: #ccc;
    line-height: 1.6;
}

.pres-text strong {
    color: #fff;
}

/* Slide card */
.slide-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .02));
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(0, 0, 0, .4);
}

.slide-header {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dk) 100%);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.slide-logo-sm {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: var(--navy);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Libre Baskerville', serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--gold);
}

.slide-company {
    font-size: 14px;
    font-weight: 700;
    color: var(--navy);
    font-family: 'Libre Baskerville', serif;
}

.slide-tagline {
    font-size: 10px;
    color: rgba(11, 22, 40, .65);
    letter-spacing: .06em;
    text-transform: uppercase;
}

.slide-body {
    padding: 28px 24px;
}

.slide-title {
    font-family: 'Libre Baskerville', serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
}

.slide-sub {
    font-size: 12px;
    color: #888;
    margin-bottom: 20px;
    line-height: 1.5;
}

.slide-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.slide-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12.5px;
    color: #aaa;
}

.slide-item::before {
    content: '→';
    color: var(--gold);
    font-weight: 700;
    flex-shrink: 0;
}

.slide-divider {
    height: 1px;
    background: rgba(255, 255, 255, .08);
    margin: 16px 0;
}

.slide-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slide-reg {
    font-size: 10.5px;
    color: #555;
    line-height: 1.6;
}

.slide-reg strong {
    color: var(--gold-lt);
    display: block;
}

.slide-year {
    font-family: 'Libre Baskerville', serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: rgba(201, 168, 76, .2);
    line-height: 1;
}

/* ══════════════
   STUDIES
══════════════ */
.studies-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.studies-more {
    font-size: 13px;
    color: var(--gold-dk);
    font-weight: 500;
}

.studies-more:hover {
    color: var(--gold);
}

.studies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.study-card {
    background: #fff;
    border: 1px solid var(--off-2);
    border-radius: 10px;
    overflow: hidden;
    transition: var(--t);
}

.study-card:hover {
    border-color: var(--gold);
    box-shadow: 0 8px 32px rgba(0, 0, 0, .08);
    transform: translateY(-3px);
}

.study-img {
    height: 155px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy);
}

.study-img-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--navy-2), var(--navy-3));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.study-cat {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--gold);
    color: var(--navy);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 3px;
}

.study-body {
    padding: 20px;
}

.study-date {
    font-size: 11px;
    color: var(--slate-lt);
    margin-bottom: 8px;
    font-family: 'DM Mono', monospace;
}

.study-title {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 8px;
    line-height: 1.4;
}

.study-desc {
    font-size: 12.5px;
    color: var(--slate);
    line-height: 1.6;
    margin-bottom: 14px;
}

.study-link {
    font-size: 12px;
    color: var(--gold-dk);
    font-weight: 600;
}

.study-link:hover {
    color: var(--gold);
}

/* ══════════════
   NUMBERS
══════════════ */
.numbers-section {
    background: var(--navy);
    padding: 80px 0;
}

.numbers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(255, 255, 255, .07);
}

.number-cell {
    background: var(--navy);
    padding: 40px var(--space-xl);
    text-align: center;
    transition: var(--t);
}

.number-cell:hover {
    background: var(--navy-2);
}

.number-val {
    font-family: 'Libre Baskerville', serif;
    font-size: 3rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
    margin-bottom: 8px;
}

.number-val span {
    color: var(--gold);
}

.number-lbl {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

/* ══════════════
   RESPONSIVE
══════════════ */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr 1fr;
    }

    .pres-inner {
        grid-template-columns: 1fr;
    }

    .numbers-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .studies-grid {
        grid-template-columns: 1fr;
    }

    .about-mini-grid {
        grid-template-columns: 1fr;
    }

    .numbers-grid {
        grid-template-columns: 1fr 1fr;
    }

    .section {
        padding: 64px 0;
    }
}