/*
 * Los Altillos — Ampliaciones y Remodelaciones Hub
 * Archivo: assets/ampliaciones.css
 * Prefijo: laar-
 * Depende de: assets/main.css
 * ============================================================ */

/* ---- UTILITIES ------------------------------------------- */
.laar-wrap              { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.laar-wrap--narrow      { max-width: 860px; }
.laar-section           { padding: 5rem 0; }
.laar-section--gray     { background: var(--color-bg-secondary); }
.laar-section--dark     { background: var(--color-bg-dark); }

.laar-section-header    { margin-bottom: 3.5rem; }
.laar-section-header--center { text-align: center; }
.laar-section-header--center .laar-section-sub { margin-left: auto; margin-right: auto; }

.laar-eyebrow           { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--color-accent); }
.laar-eyebrow--light    { color: rgba(255,255,255,.55); }
.laar-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; }
.laar-section-h2--light { color: #fff; }
.laar-section-sub       { font-size: 1.0625rem; color: var(--color-text-muted); line-height: 1.7; max-width: 620px; }
.laar-section-sub--light  { color: rgba(255,255,255,.65); }
.laar-section-sub--center { max-width: 680px; }

/* ---- STICKY BAR ------------------------------------------ */
.laar-sticky-bar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 200;
    background: var(--color-bg-dark);
    border-bottom: 1px solid rgba(255,255,255,.1);
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    pointer-events: none;
}
.laar-sticky-bar.is-visible { transform: translateY(0); pointer-events: auto; }
.laar-sticky-bar__inner {
    max-width: 1200px; margin: 0 auto; padding: 0 2rem;
    display: flex; align-items: center; gap: 1.5rem; height: 48px;
    overflow: hidden;
}
.laar-sticky-bar__label { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: rgba(255,255,255,.4); white-space: nowrap; flex-shrink: 0; }
.laar-sticky-bar__nav   { display: flex; gap: .25rem; overflow-x: auto; scrollbar-width: none; }
.laar-sticky-bar__nav::-webkit-scrollbar { display: none; }
.laar-sticky-bar__link  {
    display: inline-block; padding: .3rem .875rem; border-radius: 100px; white-space: nowrap;
    font-size: .75rem; font-weight: 600; color: rgba(255,255,255,.7); text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.laar-sticky-bar__link:hover { background: rgba(255,255,255,.1); color: #fff; }

/* ---- HERO ------------------------------------------------ */
.laar-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/ampliacion-casa-steel-framing-segundo-piso-desktop.webp');
    background-size: cover; background-position: center 40%; background-repeat: no-repeat;
    background-color: #030d1e;
}
.laar-hero::before {
    content: ''; position: absolute; inset: 0; z-index: 0;
    background: linear-gradient(112deg, rgba(2,8,20,.9) 0%, rgba(2,8,20,.68) 52%, rgba(2,8,20,.28) 100%);
}
.laar-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%);
}
.laar-hero__wash {
    position: absolute; inset: 0; pointer-events: none; z-index: 0;
    background:
        radial-gradient(ellipse 50% 60% at 92% 25%, rgba(2,55,120,.22) 0%, transparent 65%),
        radial-gradient(ellipse 30% 40% at 5%  90%, rgba(199,8,29,.07) 0%, transparent 55%);
}
.laar-hero__inner { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: 7rem 2rem 5rem; }

.laar-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;
}
.laar-hero__badge svg { width: 13px; height: 13px; stroke: var(--color-accent-light,#ff4d57); fill: none; stroke-width: 2; }

.laar-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;
}
.laar-hero__h1 span { color: rgba(255,255,255,.72); }

.laar-hero__subtitle { font-size: clamp(1rem, 1.6vw, 1.125rem); line-height: 1.75; color: rgba(255,255,255,.82); max-width: 540px; margin-bottom: 2.5rem; }
.laar-hero__ctas { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 2rem; }

/* Quick links */
.laar-hero__quicklinks { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.12); }
.laar-hero__quicklink  {
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .375rem .875rem; border-radius: 100px;
    background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14);
    font-size: .75rem; font-weight: 600; color: rgba(255,255,255,.75); text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.laar-hero__quicklink:hover { background: rgba(255,255,255,.15); color: #fff; border-color: rgba(255,255,255,.3); }
.laar-hero__quicklink svg { width: 11px; height: 11px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ---- BUTTONS --------------------------------------------- */
.laar-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);
}
.laar-btn-red:hover { background: var(--color-accent-light,#e8202e); }
.laar-btn-red svg { width: 14px; height: 14px; stroke: #fff; fill: none; stroke-width: 2.5; }

.laar-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);
}
.laar-btn-ghost:hover { border-color: rgba(255,255,255,.55); color: #fff; }

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

/* ---- STEPS ----------------------------------------------- */
.laar-steps {
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative;
}
/* Línea conectora entre pasos */
.laar-steps::before {
    content: ''; position: absolute;
    top: 28px; left: calc(10% + 20px); right: calc(10% + 20px);
    height: 1px; background: var(--color-border);
    z-index: 0;
}
.laar-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 .75rem; position: relative; z-index: 1; }
.laar-step__num   {
    font-family: var(--font-display); font-size: .625rem; font-weight: 700;
    color: var(--color-accent); letter-spacing: .1em;
    margin-bottom: .375rem;
}
.laar-step__icon  {
    width: 52px; height: 52px; border-radius: 50%;
    background: var(--color-bg); border: 2px solid var(--color-accent);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1rem; flex-shrink: 0;
    box-shadow: 0 0 0 4px var(--color-bg-secondary);
}
.laar-step__icon svg { width: 22px; height: 22px; stroke: var(--color-accent); fill: none; stroke-width: 1.75; }
.laar-step__title { font-size: .9375rem; font-weight: 600; color: var(--color-text); margin-bottom: .375rem; line-height: 1.2; }
.laar-step__desc  { font-size: .8125rem; color: var(--color-text-muted); line-height: 1.6; }

/* ---- SERVICE SECTIONS ------------------------------------ */
.laar-service__grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center;
}
.laar-service__grid--right .laar-service__img-col { order: 2; }
.laar-service__grid--right .laar-service__content  { order: 1; }

/* Imagen */
.laar-service__img-wrap { position: relative; border-radius: 14px; overflow: hidden; aspect-ratio: 4/3; }
.laar-service__img      { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.laar-service__img-wrap:hover .laar-service__img { transform: scale(1.03); }

.laar-service__img-tags {
    position: absolute; bottom: 1rem; left: 1rem;
    display: flex; flex-wrap: wrap; gap: .375rem;
}
.laar-service__tag {
    padding: .25rem .75rem; border-radius: 100px;
    font-size: .6875rem; font-weight: 600;
    background: rgba(2,8,20,.65); backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,.2); color: rgba(255,255,255,.9);
}

/* Contenido */
.laar-service__eyebrow {
    display: flex; align-items: center; gap: .75rem; margin-bottom: .75rem;
}
.laar-service__eyebrow-label { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--color-accent); }
.laar-service__priority {
    font-size: .625rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
    padding: .15rem .625rem; border-radius: 100px;
}
.laar-service__priority--high { background: rgba(199,8,29,.08); color: var(--color-accent); border: 1px solid rgba(199,8,29,.2); }
.laar-service__priority--med  { background: rgba(2,55,120,.08); color: var(--color-secondary); border: 1px solid rgba(2,55,120,.15); }

.laar-service__h2   { font-family: var(--font-display); font-size: clamp(1.75rem, 3vw, 2.5rem); line-height: 1.1; letter-spacing: -.025em; color: var(--color-text); margin-bottom: 1rem; }
.laar-service__lead { font-size: 1.0625rem; line-height: 1.75; color: var(--color-text); font-weight: 500; margin-bottom: .875rem; }
.laar-service__body { font-size: 1rem; line-height: 1.75; color: var(--color-text-muted); margin-bottom: 1.5rem; }

.laar-service__items { list-style: none; display: flex; flex-direction: column; gap: .625rem; margin-bottom: 2rem; }
.laar-service__item  {
    display: flex; align-items: flex-start; gap: .75rem;
    font-size: .9375rem; color: var(--color-text-muted); line-height: 1.5;
}
.laar-service__item svg { width: 16px; height: 16px; stroke: var(--color-success,#22C55E); fill: none; stroke-width: 2; flex-shrink: 0; margin-top: .1rem; }

.laar-service__cta {
    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);
}
.laar-service__cta:hover { background: var(--color-accent-light,#e8202e); }
.laar-service__cta svg { width: 14px; height: 14px; stroke: #fff; fill: none; stroke-width: 2.5; }

/* ---- BENEFITS GRID --------------------------------------- */
.laar-benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.laar-benefit       {
    background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: 12px;
    padding: 1.75rem; display: flex; flex-direction: column; gap: .75rem;
    transition: background var(--transition-base), border-color var(--transition-base);
}
.laar-benefit:hover { background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.14); }
.laar-benefit__icon {
    width: 44px; height: 44px; border-radius: 10px;
    background: rgba(199,8,29,.15); border: 1px solid rgba(199,8,29,.25);
    display: flex; align-items: center; justify-content: center;
}
.laar-benefit__icon svg { width: 20px; height: 20px; stroke: var(--color-accent-light,#ff4d57); fill: none; stroke-width: 1.75; }
.laar-benefit__title { font-size: 1rem; font-weight: 600; color: #fff; }
.laar-benefit__desc  { font-size: .875rem; line-height: 1.65; color: rgba(255,255,255,.6); }

/* ---- FAQ ACCORDION --------------------------------------- */
.laar-faq       { display: flex; flex-direction: column; gap: .75rem; }
.laar-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); }
.laar-faq__item.is-open { border-color: var(--color-border-dark); box-shadow: var(--shadow-sm); }
.laar-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);
}
.laar-faq__trigger:hover { background: var(--color-bg-secondary); }
.laar-faq__item.is-open .laar-faq__trigger { background: var(--color-bg-secondary); }
.laar-faq__num    { font-family: var(--font-display); font-size: .8125rem; color: var(--color-accent); flex-shrink: 0; min-width: 24px; }
.laar-faq__q-text { font-size: 1rem; font-weight: 600; line-height: 1.35; flex: 1; }
.laar-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);
}
.laar-faq__item.is-open .laar-faq__icon { background: var(--color-accent); border-color: var(--color-accent); }
.laar-faq__icon svg { width: 12px; height: 12px; stroke: var(--color-text-subtle); fill: none; stroke-width: 2.5; }
.laar-faq__item.is-open .laar-faq__icon svg { stroke: #fff; }
.laar-faq__icon-minus { display: none; }
.laar-faq__item.is-open .laar-faq__icon-plus  { display: none; }
.laar-faq__item.is-open .laar-faq__icon-minus { display: block; }
.laar-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 ----------------------------------------- */
.laar-trust        { background: var(--color-bg-secondary); border-top: 1px solid var(--color-border); }
.laar-trust__inner { max-width: 1200px; margin: 0 auto; padding: 1.625rem 2rem; display: flex; align-items: center; gap: 1.75rem; flex-wrap: wrap; }
.laar-trust__label { font-size: .6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--color-text-subtle); flex-shrink: 0; }
.laar-trust__divider { width: 1px; height: 20px; background: var(--color-border); flex-shrink: 0; }
.laar-trust__sources { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.laar-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); }
.laar-trust__source:hover { color: var(--color-text); }
.laar-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: 1100px) {
    .laar-steps { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
    .laar-steps::before { display: none; }
    .laar-step { align-items: flex-start; text-align: left; }
    .laar-benefits-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .laar-service__grid { grid-template-columns: 1fr; gap: 3rem; }
    .laar-service__grid--right .laar-service__img-col,
    .laar-service__grid--right .laar-service__content { order: unset; }
    .laar-stats__inner { grid-template-columns: repeat(2, 1fr); gap: 0; }
    .laar-stat         { padding: 1.25rem 2rem; }
    .laar-stat + .laar-stat { border-left: none; }
    .laar-stat:nth-child(odd)  { border-right: 1px solid var(--color-border); }
    .laar-stat:nth-child(n+3)  { border-top: 1px solid var(--color-border); }
}

@media (max-width: 768px) {
    .laar-hero {
        background-image: url('https://losaltillos.com/wp-content/uploads/2026/05/ampliacion-casa-steel-framing-segundo-piso-mobile.webp');
        background-position: center top;
    }
    .laar-hero__inner  { padding: 5rem 1.5rem 4rem; }
    .laar-wrap,
    .laar-stats__inner { padding-left: 1.5rem; padding-right: 1.5rem; }
    .laar-steps        { grid-template-columns: 1fr; gap: 1.5rem; }
    .laar-hero__trust  { gap: 1.25rem; }
    .laar-trust__inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .laar-trust__divider { display: none; }
    .laar-trust__sources { border-top: 1px solid var(--color-border); padding-top: .875rem; width: 100%; }
    .laar-benefits-grid  { grid-template-columns: 1fr; }
    .laar-faq__answer    { padding: 1rem 1.25rem 1.5rem; }
    .laar-sticky-bar__label { display: none; }
}

@media (max-width: 480px) {
    .laar-stats__inner { grid-template-columns: 1fr; }
    .laar-stat + .laar-stat { border-left: none; border-right: none; border-top: 1px solid var(--color-border); }
    .laar-stat:nth-child(odd) { border-right: none; }
    .laar-faq__trigger { padding: 1rem 1.125rem; gap: .75rem; }
    .laar-hero__quicklinks { gap: .375rem; }
}