/*
 * Los Altillos — Comparativas Hub
 * Archivo: assets/comparativas.css
 * Prefijo: lacomp-
 * Depende de: assets/main.css
 * ============================================================ */

/* ---- UTILITIES ------------------------------------------- */
.lacomp-wrap            { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.lacomp-wrap--narrow    { max-width: 860px; }
.lacomp-section         { padding: 5rem 0; }
.lacomp-section--gray   { background: var(--color-bg-secondary); }
.lacomp-section--dark   { background: var(--color-bg-dark); }
.lacomp-section-header  { margin-bottom: 3.5rem; }
.lacomp-eyebrow         { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--color-accent); }
.lacomp-eyebrow--light  { color: rgba(255,255,255,.5); }
.lacomp-section-h2      { font-family: var(--font-display); font-size: clamp(2rem, 3.5vw, 2.75rem); line-height: 1.1; letter-spacing: -.025em; color: var(--color-text); margin: .625rem 0 1rem; }
.lacomp-section-h2--light { color: #fff; }
.lacomp-section-sub     { font-size: 1.0625rem; color: var(--color-text-muted); line-height: 1.7; max-width: 640px; }

/* ---- HERO ------------------------------------------------ */
.lacomp-hero {
    position: relative; min-height: 100vh; min-height: 100svh;
    display: flex; flex-direction: column; justify-content: center;
    overflow: hidden;
    background-image: url('https://losaltillos.com/wp-content/uploads/2026/05/construccion-seco-vs-ladrillo-comparativa-desktop.webp');
    background-size: cover; background-position: center 40%; background-color: #030d1e;
}
.lacomp-hero::before { content: ''; position: absolute; inset: 0; z-index: 0; background: linear-gradient(110deg, rgba(2,8,20,.91) 0%, rgba(2,8,20,.68) 55%, rgba(2,8,20,.28) 100%); }
.lacomp-hero::after  { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; z-index: 1; background: linear-gradient(90deg, transparent 0%, var(--color-accent) 35%, var(--color-accent-light,#e8202e) 65%, transparent 100%); }
.lacomp-hero__wash   { position: absolute; inset: 0; pointer-events: none; z-index: 0; background: radial-gradient(ellipse 50% 60% at 90% 25%, rgba(2,55,120,.22) 0%, transparent 65%); }
.lacomp-hero__inner  { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: 7rem 2rem 5rem; }

.lacomp-hero__badge  { display: inline-flex; align-items: center; gap: .45rem; padding: .375rem 1rem; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); border-radius: 100px; font-size: .75rem; font-weight: 600; color: rgba(255,255,255,.88); margin-bottom: 1.75rem; }
.lacomp-hero__badge svg { width: 13px; height: 13px; stroke: var(--color-accent-light,#ff4d57); fill: none; stroke-width: 2; }
.lacomp-hero__h1     { font-family: var(--font-display); font-size: clamp(2.75rem, 6.5vw, 5rem); line-height: 1; letter-spacing: -.035em; color: #fff; margin-bottom: 1.5rem; max-width: 720px; }
.lacomp-hero__h1 span { color: rgba(255,255,255,.72); }
.lacomp-hero__subtitle { font-size: clamp(1rem, 1.6vw, 1.125rem); line-height: 1.75; color: rgba(255,255,255,.82); max-width: 560px; margin-bottom: 2.5rem; }
.lacomp-hero__ctas   { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 2.5rem; }
.lacomp-hero__meta   { display: flex; flex-wrap: wrap; gap: 2rem; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,.12); }
.lacomp-hero__meta-item { display: flex; align-items: center; gap: .625rem; font-size: .875rem; color: rgba(255,255,255,.72); }
.lacomp-hero__meta-item svg { width: 14px; height: 14px; stroke: rgba(255,255,255,.55); fill: none; stroke-width: 2; flex-shrink: 0; }

/* ---- BUTTONS --------------------------------------------- */
.lacomp-btn-red { display: inline-flex; align-items: center; gap: .5rem; padding: .875rem 1.75rem; border-radius: 3px; background: var(--color-accent); color: #fff; font-size: .9375rem; font-weight: 600; text-decoration: none; transition: background var(--transition-fast); }
.lacomp-btn-red:hover { background: var(--color-accent-light,#e8202e); }
.lacomp-btn-red svg { width: 14px; height: 14px; stroke: #fff; fill: none; stroke-width: 2.5; }
.lacomp-btn-ghost { display: inline-flex; align-items: center; gap: .5rem; padding: .875rem 1.75rem; border-radius: 3px; background: transparent; border: 1px solid rgba(255,255,255,.28); color: rgba(255,255,255,.9); font-size: .9375rem; font-weight: 600; text-decoration: none; transition: border-color var(--transition-fast), color var(--transition-fast); }
.lacomp-btn-ghost:hover { border-color: rgba(255,255,255,.55); color: #fff; }

/* ---- STATS ----------------------------------------------- */
.lacomp-stats        { background: var(--color-bg); border-bottom: 1px solid var(--color-border); }
.lacomp-stats__inner { max-width: 1200px; margin: 0 auto; padding: 2.5rem 2rem; display: grid; grid-template-columns: repeat(4,1fr); }
.lacomp-stat         { padding: 0 2rem; }
.lacomp-stat + .lacomp-stat { border-left: 1px solid var(--color-border); }
.lacomp-stat__val    { font-family: var(--font-display); font-size: 2.25rem; letter-spacing: -.02em; color: var(--color-accent); line-height: 1; margin-bottom: .375rem; }
.lacomp-stat__label  { font-size: .875rem; color: var(--color-text-subtle); line-height: 1.5; }

/* ---- FACTORS GRID ---------------------------------------- */
.lacomp-factors-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.lacomp-factor-card  {
    background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 12px;
    padding: 1.75rem; display: flex; flex-direction: column; gap: .75rem;
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}
.lacomp-factor-card:hover { border-color: var(--color-border-dark); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.lacomp-factor-card__top { display: flex; align-items: center; justify-content: space-between; }
.lacomp-factor-card__icon { width: 40px; height: 40px; border-radius: 9px; background: var(--color-bg-secondary); border: 1px solid var(--color-border); display: flex; align-items: center; justify-content: center; }
.lacomp-factor-card__icon svg { width: 18px; height: 18px; stroke: var(--color-secondary); fill: none; stroke-width: 1.75; }
.lacomp-factor-card__tag { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; padding: .2rem .625rem; border-radius: 100px; background: rgba(2,55,120,.08); color: var(--color-secondary); border: 1px solid rgba(2,55,120,.15); }
.lacomp-factor-card__title { font-family: var(--font-display); font-size: 1.0625rem; line-height: 1.25; color: var(--color-text); }
.lacomp-factor-card__body { font-size: .875rem; line-height: 1.7; color: var(--color-text-muted); }

/* ---- MATRIZ ---------------------------------------------- */
.lacomp-matrix { border: 1px solid var(--color-border); border-radius: 12px; overflow: auto; margin-bottom: 1.25rem; }
.lacomp-matrix__head {
    display: grid; grid-template-columns: 1.6fr repeat(4, 1fr);
    background: var(--color-bg-secondary); border-bottom: 2px solid var(--color-border);
    position: sticky; top: 0; z-index: 2;
}
.lacomp-matrix__row {
    display: grid; grid-template-columns: 1.6fr repeat(4, 1fr);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-fast);
}
.lacomp-matrix__row:last-child { border-bottom: none; }
.lacomp-matrix__row.is-hovered { background: var(--color-bg-tertiary); }

.lacomp-matrix__cell {
    padding: .875rem 1rem; font-size: .875rem; display: flex; align-items: center; gap: .4rem;
    border-right: 1px solid var(--color-border);
}
.lacomp-matrix__cell:last-child { border-right: none; }

.lacomp-matrix__head .lacomp-matrix__cell { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--color-text-subtle); padding: .75rem 1rem; }
.lacomp-matrix__cell--attr { color: var(--color-text-muted); font-weight: 500; background: var(--color-bg-secondary); font-size: .875rem; }
.lacomp-matrix__head .lacomp-matrix__cell--attr { background: var(--color-bg-tertiary); }
.lacomp-matrix__cell--sys  { justify-content: center; text-align: center; }

.lacomp-matrix__cell--winner { background: rgba(199,8,29,.04); }
.lacomp-matrix__stars { font-size: .7rem; letter-spacing: .05em; color: var(--color-text-subtle); }
.lacomp-matrix__cell--winner .lacomp-matrix__stars { color: var(--color-text); font-weight: 600; }
.lacomp-matrix__winner-badge { font-size: .625rem; font-weight: 700; color: var(--color-accent); margin-left: .15rem; }
.lacomp-matrix__na { color: var(--color-text-subtle); opacity: .4; }
.lacomp-matrix__note { font-size: .8125rem; color: var(--color-text-subtle); line-height: 1.6; padding: .875rem 1rem; background: var(--color-bg-secondary); border: 1px solid var(--color-border); border-radius: 0 0 8px 8px; margin-top: -1px; }

/* ---- FILTER ---------------------------------------------- */
.lacomp-filter { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.lacomp-filter__btn {
    display: inline-flex; align-items: center; padding: .4rem 1.125rem; border-radius: 100px;
    border: 1.5px solid var(--color-border); background: var(--color-bg);
    font-size: .875rem; font-weight: 600; color: var(--color-text-subtle);
    cursor: pointer; transition: all var(--transition-fast);
}
.lacomp-filter__btn:hover { border-color: var(--color-border-dark); color: var(--color-text); }
.lacomp-filter__btn.is-active { background: var(--color-text); color: #fff; border-color: var(--color-text); }

/* ---- ARTICLE CARDS --------------------------------------- */
.lacomp-articles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

.lacomp-article-card {
    background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 12px;
    overflow: hidden; display: flex; flex-direction: column;
    transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.lacomp-article-card:hover { border-color: var(--color-border-dark); transform: translateY(-4px); box-shadow: var(--shadow-lg); }

/* Thumb */
.lacomp-article-card__thumb-link { display: block; overflow: hidden; position: relative; flex-shrink: 0; }
.lacomp-article-card__thumb-img  { width: 100%; height: 200px; object-fit: cover; display: block; transition: transform .45s ease; }
.lacomp-article-card:hover .lacomp-article-card__thumb-img { transform: scale(1.04); }

/* Badge sobre imagen */
.lacomp-article-card__badge {
    position: absolute; top: .875rem; left: .875rem;
    font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
    padding: .25rem .75rem; border-radius: 100px;
    background: var(--color-accent); color: #fff;
    box-shadow: 0 2px 8px rgba(199,8,29,.3);
}

/* Body */
.lacomp-article-card__body   { padding: 1.25rem 1.375rem .875rem; flex: 1; display: flex; flex-direction: column; }
.lacomp-article-card__meta   { display: flex; align-items: center; gap: .5rem; margin-bottom: .625rem; }
.lacomp-article-card__cat    { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; padding: .2rem .625rem; border-radius: 100px; background: rgba(2,55,120,.08); color: var(--color-secondary); border: 1px solid rgba(2,55,120,.15); }
.lacomp-article-card__priority { font-size: .625rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; padding: .15rem .5rem; border-radius: 100px; }
.lacomp-article-card__priority--p1 { background: rgba(199,8,29,.07); color: var(--color-accent); border: 1px solid rgba(199,8,29,.18); }
.lacomp-article-card__priority--p2 { background: rgba(100,116,139,.08); color: var(--color-text-subtle); border: 1px solid rgba(100,116,139,.2); }

.lacomp-article-card__title  { font-family: var(--font-display); font-size: 1rem; line-height: 1.3; color: var(--color-text); margin-bottom: .5rem; }
.lacomp-article-card__title a { color: inherit; text-decoration: none; }
.lacomp-article-card__title a:hover { color: var(--color-accent); }
.lacomp-article-card__excerpt { font-size: .8125rem; line-height: 1.65; color: var(--color-text-muted); flex: 1; }

/* Footer */
.lacomp-article-card__footer { padding: .875rem 1.375rem; border-top: 1px solid var(--color-border); display: flex; align-items: center; justify-content: space-between; }
.lacomp-article-card__tags   { display: flex; flex-wrap: wrap; gap: .375rem; }
.lacomp-article-card__tag    { font-size: .625rem; font-weight: 600; padding: .15rem .5rem; border-radius: 100px; background: var(--color-bg-secondary); border: 1px solid var(--color-border); color: var(--color-text-subtle); }
.lacomp-article-card__cta    { font-size: .75rem; font-weight: 600; color: var(--color-accent); display: flex; align-items: center; gap: .25rem; text-decoration: none; flex-shrink: 0; transition: gap var(--transition-fast); }
.lacomp-article-card__cta:hover { gap: .45rem; }
.lacomp-article-card__cta svg { width: 11px; height: 11px; stroke: currentColor; fill: none; stroke-width: 2.5; }

/* ---- METODOLOGÍA ----------------------------------------- */
.lacomp-metod-grid  { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
.lacomp-metod-item  { }
.lacomp-metod-item__num   { font-family: var(--font-display); font-size: 2.5rem; color: rgba(199,8,29,.25); line-height: 1; margin-bottom: .5rem; }
.lacomp-metod-item__title { font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: .5rem; }
.lacomp-metod-item__desc  { font-size: .9rem; line-height: 1.7; color: rgba(255,255,255,.6); }

/* ---- FAQ ------------------------------------------------- */
.lacomp-faq       { display: flex; flex-direction: column; gap: .75rem; }
.lacomp-faq__item { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 10px; overflow: hidden; transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
.lacomp-faq__item.is-open { border-color: var(--color-border-dark); box-shadow: var(--shadow-sm); }
.lacomp-faq__trigger { width: 100%; display: flex; align-items: center; gap: 1rem; padding: 1.25rem 1.5rem; background: transparent; border: none; cursor: pointer; text-align: left; font-family: var(--font-body); color: var(--color-text); transition: background var(--transition-fast); }
.lacomp-faq__trigger:hover { background: var(--color-bg-secondary); }
.lacomp-faq__item.is-open .lacomp-faq__trigger { background: var(--color-bg-secondary); }
.lacomp-faq__num    { font-family: var(--font-display); font-size: .8125rem; color: var(--color-accent); flex-shrink: 0; min-width: 24px; }
.lacomp-faq__q-text { font-size: 1rem; font-weight: 600; line-height: 1.35; flex: 1; }
.lacomp-faq__icon   { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--color-bg-tertiary); border: 1px solid var(--color-border); display: flex; align-items: center; justify-content: center; transition: background var(--transition-fast), border-color var(--transition-fast); }
.lacomp-faq__item.is-open .lacomp-faq__icon { background: var(--color-accent); border-color: var(--color-accent); }
.lacomp-faq__icon svg { width: 12px; height: 12px; stroke: var(--color-text-subtle); fill: none; stroke-width: 2.5; }
.lacomp-faq__item.is-open .lacomp-faq__icon svg { stroke: #fff; }
.lacomp-faq__icon-minus { display: none; }
.lacomp-faq__item.is-open .lacomp-faq__icon-plus  { display: none; }
.lacomp-faq__item.is-open .lacomp-faq__icon-minus { display: block; }
.lacomp-faq__answer { padding: 1rem 1.5rem 1.5rem calc(1.5rem + 24px + 1rem); font-size: .9375rem; line-height: 1.75; color: var(--color-text-muted); border-top: 1px solid var(--color-border); }

/* ---- TRUST STRIP ----------------------------------------- */
.lacomp-trust        { background: var(--color-bg-secondary); border-top: 1px solid var(--color-border); }
.lacomp-trust__inner { max-width: 1200px; margin: 0 auto; padding: 1.625rem 2rem; display: flex; align-items: center; gap: 1.75rem; flex-wrap: wrap; }
.lacomp-trust__label { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--color-text-subtle); flex-shrink: 0; }
.lacomp-trust__divider { width: 1px; height: 20px; background: var(--color-border); flex-shrink: 0; }
.lacomp-trust__sources { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.lacomp-trust__source  { display: flex; align-items: center; gap: .5rem; font-size: .8125rem; color: var(--color-text-subtle); text-decoration: none; transition: color var(--transition-fast); }
.lacomp-trust__source:hover { color: var(--color-text); }
.lacomp-trust__source svg { width: 13px; height: 13px; stroke: var(--color-text-subtle); fill: none; stroke-width: 1.75; flex-shrink: 0; }

/* ---- RESPONSIVE ------------------------------------------ */
@media (max-width: 1024px) {
    .lacomp-factors-grid   { grid-template-columns: repeat(2, 1fr); }
    .lacomp-articles-grid  { grid-template-columns: repeat(2, 1fr); }
    .lacomp-matrix__head,
    .lacomp-matrix__row    { grid-template-columns: 1.4fr repeat(4, 1fr); }
    .lacomp-stats__inner   { grid-template-columns: repeat(2, 1fr); gap: 0; }
    .lacomp-stat           { padding: 1.25rem 2rem; }
    .lacomp-stat + .lacomp-stat { border-left: none; }
    .lacomp-stat:nth-child(odd)  { border-right: 1px solid var(--color-border); }
    .lacomp-stat:nth-child(n+3)  { border-top: 1px solid var(--color-border); }
}

@media (max-width: 768px) {
    .lacomp-hero { background-image: url('https://losaltillos.com/wp-content/uploads/2026/05/construccion-seco-vs-ladrillo-comparativa-mobile.webp'); background-position: center top; }
    .lacomp-hero__inner  { padding: 5rem 1.5rem 4rem; }
    .lacomp-wrap,
    .lacomp-stats__inner { padding-left: 1.5rem; padding-right: 1.5rem; }
    .lacomp-factors-grid  { grid-template-columns: 1fr; }
    .lacomp-articles-grid { grid-template-columns: 1fr; }
    .lacomp-metod-grid    { grid-template-columns: 1fr; gap: 1.5rem; }
    .lacomp-hero__meta    { gap: 1.25rem; }
    .lacomp-trust__inner  { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .lacomp-trust__divider { display: none; }
    .lacomp-trust__sources { border-top: 1px solid var(--color-border); padding-top: .875rem; width: 100%; }
    .lacomp-matrix        { font-size: .8rem; }
    .lacomp-matrix__cell  { padding: .625rem .625rem; font-size: .8rem; }
    .lacomp-matrix__head .lacomp-matrix__cell { font-size: .65rem; }
    .lacomp-faq__answer   { padding: 1rem 1.25rem 1.5rem; }
}

@media (max-width: 480px) {
    .lacomp-stats__inner { grid-template-columns: 1fr; }
    .lacomp-stat + .lacomp-stat { border-left: none; border-right: none; border-top: 1px solid var(--color-border); }
    .lacomp-stat:nth-child(odd) { border-right: none; }
    .lacomp-faq__trigger { padding: 1rem 1.125rem; gap: .75rem; }
    /* Oculta columnas del sistema más a la derecha en la matriz en pantallas muy pequeñas */
    .lacomp-matrix__head,
    .lacomp-matrix__row  { grid-template-columns: 1.2fr repeat(2, 1fr); }
    .lacomp-matrix__cell:nth-child(4),
    .lacomp-matrix__cell:nth-child(5) { display: none; }
}