:root {
    --color-primary: #2A422E;
    --color-accent: #AD8351;
    --color-bg: #EDE6DC;
    --color-white: #FFFFFF;
    --color-text-dark: #1A1A1A;
    --color-text-muted: #4D4D4D;

    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition-fast: 0.3s ease;
    --transition-slow: 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-bottom: 1rem;
    letter-spacing: 0.2px;
}

p {
    margin-bottom: 1.1rem;
    color: var(--color-text-muted);
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: min(1200px, 92%);
    margin: 0 auto;
}

.section {
    padding: 5.2rem 0;
}

.section-title {
    font-size: clamp(1.9rem, 3.2vw, 2.8rem);
}

.text-center {
    text-align: center;
}

.text-white {
    color: var(--color-white) !important;
}

.w-100 {
    width: 100%;
}

.divider {
    width: 72px;
    height: 2px;
    background-color: var(--color-accent);
    margin-bottom: 2rem;
}

.section-green {
    background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.05), transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.06), transparent 30%),
        var(--color-primary);
}

.section-green .divider {
    background: var(--color-white);
    opacity: 0.9;
}

.section-green p,
.section-green h3,
.section-green h4 {
    color: rgba(255,255,255,0.9);
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(42, 66, 46, 0.94);
    backdrop-filter: blur(8px);
    z-index: 1000;
    transition: padding var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    padding: 0.45rem 0;
}

.navbar.scrolled {
    padding: 0.32rem 0;
    box-shadow: 0 8px 22px rgba(0,0,0,0.2);
}

.nav-container {
    width: min(1320px, 92%);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    height: 64px;
}

.nav-logo img {
    width: 92px;
    max-width: 92px;
    height: auto;
    filter: brightness(0) invert(1);
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0.2rem;
}

.nav-links {
    color: rgba(255,255,255,0.92);
    padding: 0.45rem 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.85px;
    font-size: 0.8rem;
    font-weight: 500;
    position: relative;
}

.nav-links::after {
    content: '';
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: -2px;
    height: 1px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-fast);
}

.nav-links:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.btn-contacto {
    background: var(--color-accent);
    color: #fff;
    border-radius: 50px;
    padding: 0.55rem 1rem;
}

.btn-contacto::after {
    display: none;
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 26px;
    height: 2px;
    margin: 5px auto;
    background: var(--color-white);
    transition: all var(--transition-fast);
}

.hero {
    height: 100vh;
    min-height: 620px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-slider,
.hero-slide {
    position: absolute;
    inset: 0;
}

.hero-slide {
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.05);
    transition: opacity 1s ease, transform 7s ease;
}

.hero-slide.is-active {
    opacity: 1;
    transform: scale(1);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(8, 15, 10, 0.58), rgba(42, 66, 46, 0.58));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 920px;
    color: #fff;
    padding-inline: 18px;
}

.hero-content h1 {
    color: #fff;
    font-size: clamp(2.5rem, 6.2vw, 5.1rem);
    line-height: 1.1;
    margin-bottom: 1rem;
}

.hero-content p {
    color: rgba(255,255,255,0.95);
    font-size: clamp(1rem, 2vw, 1.3rem);
}

.about-copy {
    max-width: 900px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 380px));
    gap: 1.2rem;
    justify-content: center;
}

.team-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 12px;
    overflow: hidden;
}

.team-card img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    object-position: top center;
}

.team-copy {
    padding: 1rem 1rem 1.2rem;
}

.team-copy h3 {
    color: #fff;
    margin-bottom: 0.5rem;
}

.team-copy p {
    color: rgba(255,255,255,0.88);
    font-size: 0.96rem;
}

.team-placeholder {
    font-style: italic;
    opacity: 0.85;
}

.commitment-wrap {
    max-width: 1020px;
}

.commitment-intro {
    font-size: 1.08rem;
    max-width: 100%;
    margin-bottom: 2rem;
}

.commitment-list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-top: 1px solid #d9ccba;
}

.commitment-item {
    display: flex;
    flex-direction: column;
    gap: 0.38rem;
    align-items: flex-start;
    border-bottom: 1px solid #e2d6c4;
    padding: 1.05rem 0;
}

.commitment-item h3 {
    margin: 0;
    font-size: 1.12rem;
    color: var(--color-accent);
    letter-spacing: 0.2px;
}

.commitment-item p {
    margin: 0;
    color: var(--color-text-dark);
    font-size: 1.03rem;
    font-weight: 700;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
    margin-bottom: 2.2rem;
}

.project-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0.18));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.1rem;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.project-overlay h3 {
    color: #fff;
    margin: 0;
    font-size: 1.12rem;
}

.project-overlay span {
    color: #fff;
    font-size: 0.9rem;
    margin-top: 2px;
}

.project-card:hover img {
    transform: scale(1.07);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.asym-gallery {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-auto-rows: 34px;
    gap: 12px;
    grid-auto-flow: dense;
}

.asym-item {
    margin: 0;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.09);
    grid-column: span 3;
    grid-row: span 5;
}

.asym-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.asym-item.tile-lg { grid-column: span 6; grid-row: span 8; }
.asym-item.tile-wide { grid-column: span 6; grid-row: span 5; }
.asym-item.tile-tall { grid-column: span 3; grid-row: span 8; }
.asym-item.tile-md { grid-column: span 4; grid-row: span 6; }
.asym-item.tile-sm { grid-column: span 3; grid-row: span 4; }

.project-card[data-lightbox-src],
.asym-item[data-lightbox-src],
.js-lightbox-item {
    cursor: zoom-in;
}

.lightbox-modal {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: min(3.4vh, 24px) min(2.4vw, 24px);
}

.lightbox-modal.is-open {
    display: flex;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(4, 8, 7, 0.84);
    backdrop-filter: blur(3px);
    opacity: 0;
    transition: opacity 0.28s ease;
}

.lightbox-modal.is-open .lightbox-backdrop {
    opacity: 1;
}

.lightbox-panel {
    position: relative;
    z-index: 1;
    width: min(1100px, 100%);
    max-height: 96vh;
    opacity: 0;
    transform: translateY(12px) scale(0.97);
    transition: opacity 0.28s ease, transform 0.28s ease;
}

.lightbox-modal.is-open .lightbox-panel {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.lightbox-image-wrap {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: #0d1310;
    box-shadow: 0 20px 44px rgba(0, 0, 0, 0.44);
}

.lightbox-image {
    width: 100%;
    max-height: 83vh;
    object-fit: contain;
    background: #0d1310;
}

.lightbox-close {
    position: absolute;
    right: 12px;
    top: 12px;
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 999px;
    background: rgba(13, 19, 16, 0.84);
    color: #fff;
    font-size: 1.08rem;
    cursor: pointer;
    line-height: 1;
}

.lightbox-close:hover {
    background: rgba(173, 131, 81, 0.92);
}

.lightbox-caption {
    margin-top: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.lightbox-title {
    color: rgba(255, 255, 255, 0.94);
    margin: 0;
    font-size: 0.98rem;
    font-weight: 500;
    flex: 1 1 240px;
    min-width: 0;
}

.lightbox-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    border-radius: 999px;
    background: var(--color-accent);
    color: #fff;
    padding: 0.45rem 0.92rem;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-weight: 600;
}

.lightbox-cta[hidden] {
    display: none;
}

.lightbox-lock {
    overflow: hidden;
}

.layout-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.4rem;
    align-items: start;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--color-primary);
    font-weight: 500;
    font-size: 1.08rem;
}

.contact-link i {
    color: var(--color-accent);
}

.contact-form {
    position: relative;
    background: #fff;
    border-radius: 8px;
    padding: 1.6rem;
    box-shadow: 0 10px 24px rgba(0,0,0,0.08);
}

.hp-field {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    border: 1px solid #ddd1c2;
    border-radius: 6px;
    padding: 0.85rem 0.95rem;
    font-family: var(--font-body);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.btn-primary {
    display: inline-block;
    border: 0;
    border-radius: 50px;
    background: var(--color-primary);
    color: #fff;
    padding: 0.88rem 1.45rem;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    letter-spacing: 0.4px;
    transition: transform var(--transition-fast), background var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-1px);
    background: #1f3123;
}

.form-feedback {
    margin-top: 0.9rem;
    margin-bottom: 0;
    min-height: 1.2rem;
    font-size: 0.95rem;
    font-weight: 600;
}

.form-feedback.is-success {
    color: #1f6d3a;
}

.form-feedback.is-error {
    color: #9f2d2d;
}

.btn-primary[disabled] {
    opacity: 0.72;
    cursor: not-allowed;
}

.footer {
    background: #1f3123;
    color: rgba(255,255,255,0.74);
    padding: 2.8rem 0 1.6rem;
}

.footer-logo {
    width: min(240px, 62vw);
    margin: 0 auto 1rem;
    filter: brightness(0) invert(1);
}

.footer p {
    color: rgba(255,255,255,0.78);
}

.fade-in {
    opacity: 0;
    transition: opacity 0.9s ease;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.appear,
.fade-in-up.appear {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.2s;
}

@media (max-width: 1060px) {
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(270px, 360px));
        justify-content: center;
    }
    .asym-gallery {
        grid-template-columns: repeat(8, minmax(0, 1fr));
        grid-auto-rows: 34px;
    }
    .asym-item.tile-lg,
    .asym-item.tile-wide {
        grid-column: span 8;
    }
    .asym-item.tile-tall,
    .asym-item.tile-md,
    .asym-item.tile-sm {
        grid-column: span 4;
    }
    .asym-item.tile-lg { grid-row: span 7; }
    .asym-item.tile-wide { grid-row: span 5; }
    .asym-item.tile-tall { grid-row: span 7; }
    .asym-item.tile-md { grid-row: span 6; }
    .asym-item.tile-sm { grid-row: span 5; }
}

@media (max-width: 820px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 66px;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: rgba(31, 49, 35, 0.98);
        transition: left 0.3s ease;
        padding: 1.1rem 0.8rem 1.4rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-links {
        display: block;
        padding: 0.92rem 1rem;
    }

    .btn-contacto {
        border-radius: 10px;
        margin-top: 0.35rem;
    }

    .menu-toggle.is-active .bar:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.is-active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .menu-toggle.is-active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .layout-split {
        grid-template-columns: 1fr;
    }

    .commitment-item {
        gap: 0.48rem;
        padding: 0.9rem 0;
    }

    .team-grid {
        grid-template-columns: minmax(0, 460px);
        justify-content: center;
    }

    .asym-gallery {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-auto-rows: auto;
    }

    .asym-item,
    .asym-item.tile-sm,
    .asym-item.tile-md,
    .asym-item.tile-tall {
        grid-column: span 1;
        grid-row: auto;
        aspect-ratio: 4/3;
    }

    .asym-item.tile-lg,
    .asym-item.tile-wide {
        grid-column: span 2;
        grid-row: auto;
        aspect-ratio: 16/10;
    }

    .section {
        padding: 4rem 0;
    }

    .hero {
        min-height: 560px;
    }

    .lightbox-panel {
        width: 100%;
    }

    .lightbox-image {
        max-height: 74vh;
    }
}