/* ===== Imagen3D — Estilos modernos ===== */

:root {
    --color-primary: #388e3c;
    --color-secondary: #2e7d32;
    --color-accent: #388e3c;
    --color-accent-hover: #1b5e20;
    --color-accent-soft: #66bb6a;
    --color-light-bg: #f4f9f5;
    --color-text: #2b302b;
    --color-muted: #5e6b5e;
    --gradient-primary: linear-gradient(135deg, #f4f9f5 0%, #e8f5e9 50%, #c8e6c9 100%);
    --gradient-accent: linear-gradient(135deg, #66bb6a 0%, #388e3c 100%);
    --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,.15);
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, sans-serif;
    color: var(--color-text);
    background-color: #fff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 { font-weight: 700; letter-spacing: -.02em; }

/* ===== NAVBAR ===== */
.navbar-modern {
    background: rgba(255, 255, 255, .95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all .3s ease;
    padding: .9rem 0;
    box-shadow: var(--shadow-sm);
}
.navbar-modern .navbar-brand {
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: .5px;
    color: var(--color-primary) !important;
}
.navbar-modern .navbar-brand .accent { color: var(--color-accent); }
.navbar-modern .nav-link {
    color: var(--color-text) !important;
    font-weight: 500;
    padding: .5rem 1rem !important;
    border-radius: 6px;
    transition: all .25s;
    position: relative;
}
.navbar-modern .nav-link:hover { color: var(--color-primary) !important; background: rgba(56,142,60,.08); }
.navbar-modern .nav-link.active { color: var(--color-primary) !important; }
.navbar-modern .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px; left: 50%;
    transform: translateX(-50%);
    width: 24px; height: 3px;
    background: var(--color-accent);
    border-radius: 3px;
}
.navbar-modern .btn-cta {
    background: var(--color-accent);
    color: #fff !important;
    border-radius: 50px;
    padding: .5rem 1.4rem !important;
    font-weight: 600;
    transition: all .25s;
}
.navbar-modern .btn-cta:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230,57,70,.4);
}

/* ===== HERO ===== */
.hero-modern {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    color: var(--color-text);
    overflow: hidden;
    background: var(--gradient-primary);
}
.hero-modern::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(56,142,60,.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(102,187,106,.15) 0%, transparent 50%);
    pointer-events: none;
}
.hero-modern .container { position: relative; z-index: 2; }
.hero-modern h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: 1.2rem;
}
.hero-modern h1 .accent {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-modern p.lead {
    font-size: clamp(1rem, 2vw, 1.3rem);
    opacity: .9;
    max-width: 600px;
}
.hero-rotating {
    display: inline-block;
    animation: fadeInUp .8s ease;
}
.hero-logo {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 24px rgba(0,0,0,.15));
    animation: fadeInUp 1s ease;
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.hero-scroll {
    position: absolute;
    bottom: 30px; left: 50%;
    transform: translateX(-50%);
    color: var(--color-primary);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    opacity: .7;
    z-index: 2;
}
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* ===== BUTTONS ===== */
.btn-accent {
    background: var(--color-accent);
    border: 2px solid var(--color-accent);
    color: #fff;
    padding: .8rem 1.8rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all .25s;
}
.btn-accent:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230,57,70,.35);
}
.btn-outline-white {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    padding: .8rem 1.8rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all .25s;
}
.btn-outline-white:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ===== SECTIONS ===== */
.section-padding { padding: 5rem 0; }
.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 1rem;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-muted);
    max-width: 700px;
    margin-bottom: 3rem;
}
.section-title.text-center + .section-subtitle { margin-left: auto; margin-right: auto; }
.section-eyebrow {
    display: inline-block;
    color: var(--color-accent);
    font-size: .85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: .8rem;
}

/* ===== CARDS ===== */
.feature-card {
    background: #fff;
    border: none;
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
    box-shadow: var(--shadow-sm);
    transition: all .3s ease;
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px; height: 0;
    background: var(--color-accent);
    transition: height .3s ease;
}
.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}
.feature-card:hover::before { height: 100%; }
.feature-icon {
    width: 64px; height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.2rem;
    transition: all .3s ease;
    color: #fff;
    background: var(--color-accent);
}
.feature-icon .emoji-icon {
    line-height: 1;
}
.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(-5deg);
    filter: brightness(1.1);
}

.emoji-icon {
    font-size: inherit;
    line-height: 1;
}

/* Iconos en página de contacto */
.icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: var(--color-primary);
    flex-shrink: 0;
}

/* ===== STATS COUNTER ===== */
.stats-section {
    background: var(--gradient-primary);
    color: var(--color-text);
    padding: 4rem 0;
}
.stat-item { text-align: center; }
.stat-number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--color-accent-soft);
    line-height: 1;
    margin-bottom: .5rem;
}
.stat-label {
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: .85rem;
    opacity: .85;
}

/* ===== ACCORDION SERVICIOS ===== */
.servicio-accordion .accordion-item {
    border: none;
    border-radius: 12px !important;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.servicio-accordion .accordion-button {
    padding: 1.4rem 1.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    background: #fff;
    color: var(--color-primary);
}
.servicio-accordion .accordion-button:not(.collapsed) {
    background: var(--color-primary);
    color: #fff;
    box-shadow: none;
}
.servicio-accordion .accordion-button:not(.collapsed)::after { filter: invert(1); }
.servicio-accordion .accordion-button:focus { box-shadow: none; }
.servicio-accordion .accordion-body {
    padding: 1.5rem;
    background: #f8f9fa;
    line-height: 1.7;
}
.servicio-accordion .servicio-icono {
    display: inline-flex;
    width: 40px; height: 40px;
    background: rgba(230,57,70,.15);
    color: var(--color-accent);
    border-radius: 8px;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    font-size: 1.2rem;
}
.tag-pill {
    display: inline-block;
    background: rgba(56,142,60,.1);
    color: var(--color-accent);
    padding: .3rem .8rem;
    border-radius: 50px;
    font-size: .8rem;
    font-weight: 600;
    margin: .25rem .25rem .25rem 0;
}

/* ===== PROCESO TIMELINE ===== */
.proceso-step { text-align: center; padding: 1.5rem; }
.proceso-num {
    width: 70px; height: 70px;
    background: var(--gradient-accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 800;
    margin: 0 auto 1rem;
    box-shadow: 0 8px 25px rgba(230,57,70,.3);
}
.proceso-step h5 { margin-bottom: .5rem; }
.proceso-step p { color: var(--color-muted); font-size: .95rem; }

/* ===== PORTAFOLIO ===== */
.portfolio-filter .btn {
    border-radius: 50px;
    padding: .4rem 1.2rem;
    margin: .25rem;
    border: 2px solid #dee2e6;
    background: #fff;
    color: var(--color-text);
    font-weight: 600;
    font-size: .9rem;
    transition: all .25s;
}
.portfolio-filter .btn.active,
.portfolio-filter .btn:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}
.portfolio-item {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    background: var(--color-light-bg);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all .3s ease;
}
.portfolio-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.portfolio-item .placeholder-img {
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #415a77 0%, #1b263b 100%);
    color: #fff;
    font-size: 3rem;
}
.portfolio-item .overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13,27,42,.95) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 1.2rem;
    opacity: 0;
    transition: opacity .3s ease;
}
.portfolio-item:hover .overlay { opacity: 1; }
.portfolio-item .overlay h6 { color: #fff; margin: 0; }
.portfolio-item .overlay small { color: rgba(255,255,255,.8); }

/* ===== CLIENTES MARQUEE ===== */
.clientes-marquee {
    overflow: hidden;
    padding: 2rem 0;
    background: #fff;
    position: relative;
}
.clientes-marquee::before, .clientes-marquee::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 100px;
    z-index: 2;
    pointer-events: none;
}
.clientes-marquee::before { left: 0; background: linear-gradient(to right, #fff, transparent); }
.clientes-marquee::after { right: 0; background: linear-gradient(to left, #fff, transparent); }
.clientes-track {
    display: flex;
    animation: scroll 30s linear infinite;
    gap: 3rem;
    width: max-content;
}
.clientes-track .marca {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-muted);
    white-space: nowrap;
    padding: .5rem 1.5rem;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    transition: all .25s;
}
.clientes-track .marca:hover { color: var(--color-primary); border-color: var(--color-accent); }
@keyframes scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ===== CONTACTO ===== */
.contacto-hero {
    background: var(--gradient-primary);
    color: var(--color-text);
    padding: 5rem 0 3rem;
}
.contacto-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    margin-top: -3rem;
    position: relative;
    z-index: 2;
}
.contacto-card .info-side {
    background: var(--color-primary);
    color: #fff;
    padding: 3rem 2.5rem;
    position: relative;
    overflow: hidden;
}
.contacto-card .info-side::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,.15) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(50%, -50%);
}
.contacto-card .form-side { padding: 3rem 2.5rem; }
.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}
.info-item .icon {
    width: 42px; height: 42px;
    background: rgba(255,255,255,.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
    color: var(--color-accent-soft);
    font-size: 1.1rem;
}
.info-item h6 { margin: 0; font-size: .8rem; opacity: .7; text-transform: uppercase; letter-spacing: 1px; }
.info-item p, .info-item a { margin: 0; font-size: 1.05rem; text-decoration: none; }
.info-item a:hover { color: var(--color-accent-soft) !important; }

/* Iconos de contacto en página blanca */
.section-padding .info-item .icon {
    background: var(--color-accent);
    color: #fff;
}
.footer-modern .info-item p,
.footer-modern .info-item a { color: #fff !important; }
.footer-modern .info-item a:hover { color: var(--color-accent-soft) !important; }

/* Multi-step form */
.form-step { display: none; animation: slideIn .4s ease; }
.form-step.active { display: block; }
@keyframes slideIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}
.step-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}
.step-progress::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0; right: 0;
    height: 2px;
    background: #e9ecef;
    z-index: 1;
}
.step-dot {
    width: 36px; height: 36px;
    background: #fff;
    border: 2px solid #e9ecef;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-muted);
    z-index: 2;
    position: relative;
    transition: all .3s;
    font-size: .9rem;
}
.step-dot.active { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.step-dot.completed { background: #28a745; color: #fff; border-color: #28a745; }

.tipo-proyecto-card {
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 1.2rem;
    text-align: center;
    cursor: pointer;
    transition: all .25s;
    background: #fff;
    height: 100%;
}
.tipo-proyecto-card:hover { border-color: var(--color-accent); transform: translateY(-3px); }
.tipo-proyecto-card.selected {
    border-color: var(--color-accent);
    background: rgba(230,57,70,.05);
}
.tipo-proyecto-card .emoji { font-size: 2rem; display: block; margin-bottom: .5rem; }

/* ===== AUTH FORMS ===== */
.auth-card {
    max-width: 480px;
    margin: 3rem auto;
    border: none;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.auth-card .card-header {
    background: var(--gradient-primary);
    color: var(--color-text);
    border: none;
    text-align: center;
    padding: 2rem 1.5rem;
}
.auth-card .card-header h4 { margin: 0; }

/* ===== COTIZADOR ===== */
.cotizador-item {
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    background: #fff;
    transition: border-color .25s;
}
.cotizador-item:hover { border-color: var(--color-accent); }

/* ===== TABLE ===== */
.table-cotizaciones th {
    background-color: var(--color-primary);
    color: #fff;
    font-weight: 600;
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .5px;
    border: none;
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: var(--gradient-primary);
    color: var(--color-text);
    padding: 4rem 0;
}
.cta-section h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }

/* ===== FOOTER ===== */
footer.footer-modern {
    background: var(--color-primary);
    color: #fff;
    padding: 3rem 0 1.5rem;
}
footer.footer-modern h6 {
    color: var(--color-accent-soft);
    font-size: .9rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1rem;
}
footer.footer-modern a {
    color: rgba(255,255,255,.7);
    text-decoration: none;
    transition: color .2s;
}
footer.footer-modern a:hover { color: var(--color-accent-soft); }
footer.footer-modern .social-icons a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: rgba(255,255,255,.08);
    border-radius: 8px;
    margin-right: .5rem;
    color: rgba(255,255,255,.8);
    text-decoration: none;
    font-size: .9rem;
    transition: all .25s;
}
footer.footer-modern .social-icons a:hover {
    background: var(--color-accent);
    color: #fff !important;
    transform: translateY(-3px);
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 25px; right: 25px;
    width: 60px; height: 60px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 8px 25px rgba(37,211,102,.4);
    z-index: 999;
    animation: pulse 2s infinite;
    text-decoration: none;
    transition: transform .25s;
}
.whatsapp-float:hover { transform: scale(1.1); color: #fff; }
@keyframes pulse {
    0%, 100% { box-shadow: 0 8px 25px rgba(37,211,102,.4); }
    50% { box-shadow: 0 8px 30px rgba(37,211,102,.7); }
}

/* ===== UTILITIES ===== */
.bg-light-custom { background-color: var(--color-light-bg); }
.text-accent { color: var(--color-accent); }
.divider {
    width: 50px;
    height: 4px;
    background: var(--color-accent);
    border-radius: 2px;
    margin-bottom: 1.5rem;
}
.divider.mx-auto { margin-left: auto; margin-right: auto; }

/* Mobile */
@media (max-width: 768px) {
    .hero-modern { min-height: 70vh; padding: 4rem 0; }
    .section-padding { padding: 3rem 0; }
    .contacto-card { margin-top: -2rem; }
    .contacto-card .info-side,
    .contacto-card .form-side { padding: 2rem 1.5rem; }
}