/* ======== GLOBAL STYLES & VARIABLES ======== */
:root {
    --color-primary: #F37A20;
    --color-dark: #1E1E1E;
    --color-light: #FFFFFF;
    --color-gray: #F5F5F5;
    --color-text: #333;
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-loading: #6c757d;
    --font-family: 'Inter', sans-serif;
    --container-width: 1140px;
    --border-radius: 8px;
    --transition-speed: 0.3s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { }
body { font-family: var(--font-family); line-height: 1.6; color: var(--color-text); background-color: var(--color-light); margin-top: 80px; }
body.lightbox-open { overflow: hidden !important; }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 20px; }
.section-title { text-align: center; font-size: 2.5rem; font-weight: 800; color: var(--color-dark); margin-bottom: 3rem; }

/* ======== HEADER & NAVBAR ======== */
.header { background-color: rgba(255, 255, 255, 0.9); backdrop-filter: blur(10px); padding: 1rem 0; position: fixed; width: 100%; top: 0; left: 0; z-index: 1000; box-shadow: 0 2px 10px rgba(0,0,0,0.05); height: 80px; }
.navbar { display: flex; justify-content: space-between; align-items: center; height: 100%; }
.navbar-logo { display: block; width: 120px; height: 40px; background-image: url('../assets/images/logo-hold.png'); background-size: contain; background-repeat: no-repeat; background-position: left center; text-indent: -9999px; }
.navbar-menu { display: flex; align-items: center; gap: 1.5rem; }
.nav-link { text-decoration: none; color: var(--color-dark); font-weight: 600; position: relative; padding: 5px 0; }
.nav-link::after { content: ''; position: absolute; width: 0; height: 2px; bottom: -5px; left: 50%; transform: translateX(-50%); background-color: var(--color-primary); transition: width var(--transition-speed); }
.nav-link:hover::after { width: 100%; }

/* ======== MENÚ HAMBURGUESA Y PANEL MÓVIL ======== */
.hamburger-menu { display: none; flex-direction: column; justify-content: space-around; width: 30px; height: 25px; background: transparent; border: none; cursor: pointer; padding: 0; z-index: 1010; }
.hamburger-line { width: 30px; height: 3px; background-color: var(--color-dark); border-radius: 5px; transition: all 0.3s linear; }
.mobile-nav { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 2rem; background-color: rgba(30, 30, 30, 0.98); backdrop-filter: blur(10px); position: fixed; top: 0; left: 0; width: 100%; height: 100vh; z-index: 2005; transform: translate3d(100%, 0, 0); transition: transform 0.3s ease-in-out; }
.mobile-nav.open { transform: translate3d(0, 0, 0); }
.mobile-nav-link { color: var(--color-light); font-size: 1.5rem; font-weight: 600; text-decoration: none; }

/* ======== HERO SECTION ======== */
.hero { position: relative; height: calc(100vh - 80px); min-height: 600px; color: var(--color-light); display: flex; align-items: center; justify-content: center; text-align: center; overflow: hidden; background-color: var(--color-dark); }
.hero-video-background { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.hero-video-background video { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); z-index: 2; }
.hero-container { position: relative; z-index: 3; }
.hero-content { max-width: 800px; margin: 0 auto; }
.hero-title { font-size: 3.2rem; font-weight: 800; margin-bottom: 1.5rem; line-height: 1.2; }
.hero-title .line-1 { display: block; font-size: 3.2rem; color: var(--color-primary); }
.hero-title .line-2 { display: block; font-size: 2.5rem; font-weight: 800; text-transform: uppercase; color: var(--color-light); }
.hero-subtitle { font-size: 1.2rem; margin-bottom: 2.5rem; max-width: 700px; margin-left: auto; margin-right: auto; }

/* ======== BUTTONS ======== */
.btn { display: inline-block; padding: 0.8rem 2rem; border-radius: var(--border-radius); text-decoration: none; font-weight: 600; text-align: center; cursor: pointer; transition: all var(--transition-speed); border: 2px solid transparent; }
.btn-lg { padding: 1rem 2.5rem; font-size: 1.1rem; }
.btn-primary { background-color: var(--color-primary); color: var(--color-light); border-color: var(--color-primary); }
.btn-primary:hover { background-color: #d9681a; border-color: #d9681a; transform: translateY(-3px); box-shadow: 0 4px 15px rgba(243, 122, 32, 0.4); }
.btn-secondary { background-color: transparent; color: var(--color-dark); border: 2px solid var(--color-dark); }
.btn-secondary:hover { background-color: var(--color-primary); color: var(--color-light); }

/* ======== WHY HOLD SECTION ======== */
.section-why-hold { padding: 80px 0; background-color: var(--color-gray); }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.feature-card { background-color: var(--color-light); padding: 2.5rem; border-radius: var(--border-radius); text-align: center; box-shadow: 0 5px 25px rgba(0,0,0,0.05); opacity: 0; transform: translateY(50px); }
.feature-card:hover { transform: translateY(-10px); box-shadow: 0 15px 35px rgba(0,0,0,0.1); }
.feature-icon { color: var(--color-primary); width: 60px; height: 60px; margin: 0 auto 1.5rem; }
.feature-title { font-size: 1.5rem; font-weight: 700; color: var(--color-dark); margin-bottom: 1rem; }

/* ======== SECCIÓN DE PRODUCTOS (HOMEPAGE) ======== */
.section-products { padding: 80px 0; }
.product-grid-clean { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.product-card-clean { text-decoration: none; color: var(--color-text); background-color: var(--color-light); border-radius: var(--border-radius); box-shadow: 0 5px 25px rgba(0,0,0,0.05); transition: all var(--transition-speed); text-align: center; overflow: hidden; }
.product-card-clean:hover { transform: translateY(-10px); box-shadow: 0 15px 35px rgba(0,0,0,0.1); }
.product-card-clean-image { background-color: var(--color-light); padding: 1.5rem; }
.product-card-clean-image img { width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: contain; }
.product-card-clean h3 { font-size: 1.25rem; font-weight: 600; color: var(--color-dark); margin: 1rem 1rem 0.5rem; }
.product-card-clean p { font-size: 0.9rem; padding: 0 1rem 1.5rem; font-weight: 500; line-height: 1.4; color: #555; }

/* ======== VERIFIER SECTION ======== */
.section-verifier { padding: 80px 0; background-color: var(--color-dark); color: var(--color-light); }
.verifier-container { max-width: 760px; margin: 0 auto; text-align: center; }
.section-title-verifier { color: var(--color-light); font-size: 2.5rem; font-weight: 800; margin-bottom: 0.5rem; }
.verifier-form { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.5rem; justify-content: center; }
.verifier-input { flex-grow: 1; padding: 14px 18px; border: 1.5px solid #444; border-radius: var(--border-radius); background-color: #2A2A2A; color: var(--color-light); font-size: 1.05rem; min-width: 260px; transition: border-color 0.3s ease; }
.verifier-input:focus { outline: none; border-color: var(--color-primary); }

.verifier-result { 
    margin-top: 1.5rem; 
    padding: 1.75rem; 
    border-radius: 12px; 
    text-align: left; 
    transition: all 0.4s ease; 
    opacity: 0; 
    max-height: 0; 
    overflow: hidden; 
    background-color: #FFFFFF;
    color: #1F2937;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}
.verifier-result.loading, 
.verifier-result.approved, 
.verifier-result.expired, 
.verifier-result.in-progress, 
.verifier-result.success, 
.verifier-result.error { 
    opacity: 1; 
    max-height: 1200px; 
}

.verifier-result.loading { 
    background-color: #2A2A2A; 
    color: var(--color-light); 
    border: 1px solid #444;
}
.verifier-result.approved, .verifier-result.success { 
    border: 1px solid #D1FAE5; 
}
.verifier-result.expired, .verifier-result.error { 
    border: 1px solid #FEE2E2; 
}
.verifier-result.in-progress { 
    border: 1px solid #FEF3C7; 
}

/* Soft Badges */
.verifier-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 1rem;
    text-transform: uppercase;
}
.badge-approved { background-color: #ECFDF5; color: #065F46; border: 1px solid #A7F3D0; }
.badge-expired { background-color: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }
.badge-in-progress { background-color: #FFFBEB; color: #92400E; border: 1px solid #FDE68A; }
.badge-not-found { background-color: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }

/* Grid de detalles del certificado */
.verifier-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem 1.25rem;
    margin-bottom: 1.25rem;
}
@media (max-width: 600px) {
    .verifier-details-grid { grid-template-columns: 1fr; }
}

.verifier-detail-row {
    display: flex;
    flex-direction: column;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid #F3F4F6;
}
.verifier-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: #6B7280;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 2px;
}
.verifier-val {
    font-size: 0.95rem;
    font-weight: 600;
    color: #111827;
}
.verifier-val.text-primary { color: var(--color-primary); }
.verifier-val.text-success { color: #059669; font-weight: 700; }
.verifier-val.text-danger { color: #DC2626; font-weight: 700; }

/* Botones de acción del verificador */
.btn-download-diploma {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 20px;
    background-color: var(--color-primary);
    color: #FFFFFF !important;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(243, 122, 32, 0.3);
    margin-top: 0.5rem;
}
.btn-download-diploma:hover {
    background-color: var(--color-primary-hover, #d9681a);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(243, 122, 32, 0.4);
}
.btn-download-diploma:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-whatsapp-reentry {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 20px;
    background-color: #25D366;
    color: #FFFFFF !important;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
    margin-top: 0.75rem;
}
.btn-whatsapp-reentry:hover {
    background-color: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.4);
}

/* Alertas contextuales */
.vencido-alert-box {
    background-color: #FEF2F2;
    border-left: 4px solid #DC2626;
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 1.25rem;
    color: #7F1D1D;
    font-size: 0.88rem;
    line-height: 1.5;
}
.vencido-alert-box p { margin: 0; }

.in-progress-box {
    background-color: #FFFBEB;
    border-left: 4px solid #F59E0B;
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 1rem;
    color: #78350F;
    font-size: 0.9rem;
    line-height: 1.5;
}
.in-progress-box p { margin: 0; }

/* ======== VERIFICADOR MULTI-CERTIFICADO (SPRINT-011) ======== */
.verifier-multi-header {
    background: linear-gradient(135deg, #1E1E1E 0%, #2D2D2D 100%);
    padding: 1.25rem 1.5rem;
    border-radius: 10px;
    margin-bottom: 1.25rem;
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.verifier-student-identity {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.verifier-identity-label {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.verifier-student-name {
    font-size: 1.35rem;
    font-weight: 800;
    color: #FFFFFF;
    margin: 2px 0 6px 0;
    letter-spacing: -0.01em;
}

.verifier-identity-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.verifier-doc-pill {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    background-color: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #F3F4F6;
}

.verifier-certs-counter-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 12px;
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(243, 122, 32, 0.35);
}

.verifier-courses-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.verifier-course-item {
    background-color: #FFFFFF;
    border: 1px solid #E5E7EB;
    border-radius: 10px;
    padding: 1.25rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.verifier-course-item:hover {
    border-color: #FED7AA;
    box-shadow: 0 6px 18px rgba(243, 122, 32, 0.08);
}

.verifier-course-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.course-code-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 8px;
    background-color: #FFF4EC;
    color: var(--color-primary);
    border: 1px solid #FED7AA;
    border-radius: 4px;
    margin-bottom: 4px;
    letter-spacing: 0.03em;
}

.verifier-course-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1E1E1E;
    margin: 0;
    line-height: 1.35;
}

/* ======== GALLERY SECTION ======== */
.section-gallery { padding: 80px 0; background-color: var(--color-gray); }
.action-gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.gallery-item { border-radius: var(--border-radius); overflow: hidden; box-shadow: 0 5px 25px rgba(0,0,0,0.07); cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--transition-speed); }
.gallery-item:hover img { transform: scale(1.05); }

/* ======== LIGHTBOX (GALERÍA INTERACTIVA) ======== */
.lightbox {
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.lightbox.open {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    display: block;
    width: auto;
    max-width: 90vw;
    max-height: 85vh;
    animation-name: zoom;
    animation-duration: 0.5s;
    border: 3px solid var(--color-light);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.55);
    line-height: 0;
}
@keyframes zoom { from {transform: scale(0)} to {transform: scale(1)} }
.lightbox-close { position: absolute; top: 15px; right: 35px; color: #f1f1f1; font-size: 40px; font-weight: bold; transition: 0.3s; cursor: pointer; }
.lightbox-close:hover, .lightbox-close:focus { color: #bbb; text-decoration: none; cursor: pointer; }
.lightbox-prev, .lightbox-next { cursor: pointer; position: absolute; top: 50%; width: auto; padding: 16px; margin-top: -50px; color: white; font-weight: bold; font-size: 20px; transition: 0.6s ease; border-radius: 0 3px 3px 0; user-select: none; -webkit-user-select: none; }
.lightbox-prev {
    left: 0;
    border-radius: 0 3px 3px 0;
}

.lightbox-next {
    right: 0;
    border-radius: 3px 0 0 3px;
}
.lightbox-prev:hover, .lightbox-next:hover { background-color: rgba(255, 255, 255, 0.2); }

/* ======== MODAL GENERAL STYLES (for documents) ======== */
.modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 2001; /* Sit on top of everything */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgba(0,0,0,0.6); /* Black w/ opacity */
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #fefefe;
    margin: auto;
    padding: 30px;
    border: 1px solid #888;
    width: 80%;
    max-width: 600px;
    border-radius: var(--border-radius);
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation-name: animatemodal;
    animation-duration: 0.4s
}

@keyframes animatemodal {
    from {top: -300px; opacity: 0}
    to {top: 0; opacity: 1}
}

.modal .close-btn {
    color: #aaa;
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.modal .close-btn:hover,
.modal .close-btn:focus {
    color: #000;
    text-decoration: none;
    cursor: pointer;
}

/* Reglas específicas para el modal de documentos para que use el sistema de clases .open */
#docs-modal {
    display: flex; /* Cambiado de 'none' a 'flex' para que la transición funcione */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

#docs-modal.open {
    opacity: 1;
    visibility: visible;
}

/* ASEGURA QUE EL CONTENIDO DEL MODAL TAMBIÉN SE ANIME Y SEA VISIBLE */
#docs-modal .modal-content {
    transform: translateY(-20px);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#docs-modal.open .modal-content {
    transform: translateY(0);
    opacity: 1;
}

.modal h2 {
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.docs-list {
    list-style: none;
    padding: 0;
}

.docs-list li {
    margin-bottom: 10px;
}

.docs-list li a {
    display: block;
    padding: 10px 15px;
    background-color: var(--color-gray);
    color: var(--color-dark);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed);
}

.docs-list li a:hover {
    background-color: var(--color-primary);
    color: var(--color-light);
}

/* ======== FINAL CTA SECTION ======== */
.section-cta { padding: 80px 0; background-color: var(--color-gray); }
.cta-container { text-align: center; }
.cta-container h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; }
.cta-container p { font-size: 1.2rem; margin-bottom: 2rem; }
.cta-buttons { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; }
.cta-buttons .btn-secondary { background-color: var(--color-light); color: var(--color-primary); border-color: var(--color-primary); }
.cta-buttons .btn-secondary:hover { background-color: var(--color-primary); color: var(--color-light); }
.cta-buttons .btn svg { margin-right: 0.5rem; vertical-align: middle; }

/* ======== FOOTER ======== */
.footer { padding: 3rem 0; background-color: var(--color-dark); color: var(--color-gray); text-align: center; }
.footer-links { margin-bottom: 1.5rem; display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; }
.footer-links a { color: var(--color-gray); text-decoration: none; }
.footer-links a:hover { text-decoration: underline; color: var(--color-primary); }

/* ======== WHATSAPP FLOAT BUTTON ======== */
.whatsapp-float { position: fixed; width: 60px; height: 60px; bottom: 40px; right: 40px; background-color: #25d366; color: #FFF; border-radius: 50px; text-align: center; font-size: 30px; box-shadow: 2px 2px 10px rgba(0,0,0,0.2); z-index: 100; display: flex; align-items: center; justify-content: center; transition: transform 0.3s ease; }
.whatsapp-float:hover { transform: scale(1.1); }

/* ======== RESPONSIVE DESIGN ======== */
@media (max-width: 992px) {
    .product-grid-clean, .action-gallery-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    body { margin-top: 70px; }
    .header { height: 70px; }
    .navbar-menu { display: none; }
    .hamburger-menu { display: flex; }
    .hero { height: calc(100vh - 70px); }
    .hero-title { font-size: 2.5rem; }
    .section-title, .section-title-verifier, .cta-container h2 { font-size: 2rem; }
    .product-grid-clean { grid-template-columns: repeat(2, 1fr); }
    .action-gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .lightbox-content { width: 95%; }
}
@media (max-width: 480px) {
    .hero-title { font-size: 1.8rem; }
    .hero-title .line-1 { font-size: 1.8rem; }
    .hero-title .line-2 { font-size: 1.5rem; }
    .hero-subtitle { font-size: 0.9rem; }
    .product-grid-clean, .action-gallery-grid { grid-template-columns: 1fr; }
}

/* Hamburger menu animation */
.hamburger-menu.open .hamburger-line:nth-child(1) { transform: translateY(11px) rotate(45deg); }
.hamburger-menu.open .hamburger-line:nth-child(2) { opacity: 0; }
.hamburger-menu.open .hamburger-line:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }

/* ======== SOCIAL MEDIA SECTION ======== */
.section-social-media {
    padding: 80px 0;
    background-color: var(--color-dark);
    color: var(--color-light);
    text-align: center;
}

.section-social-media .section-title {
    color: var(--color-light);
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.social-icons a {
    color: var(--color-light);
    font-size: 2.5rem;
    transition: color var(--transition-speed);
}

.social-icons a:hover {
    color: var(--color-primary);
}

/* ======== CONTACT FORM SECTION ======== */
.section-contact-form {
    padding: 80px 0;
    background-color: var(--color-gray);
    text-align: center;
}

.section-contact-form .section-title {
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    color: #555;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    padding: 3rem;
    background-color: var(--color-light);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    text-align: left;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-dark);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-family);
}

.form-group textarea {
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .contact-form {
        padding: 2rem;
    }
    .section-subtitle {
        font-size: 1rem;
    }
}

/* ======== NOTIFICATION STYLES ======== */
.notification {
    position: fixed;
    top: 90px; /* Un poco más abajo del header fijo */
    right: 20px;
    padding: 15px 25px;
    border-radius: var(--border-radius);
    color: var(--color-light);
    font-size: 1rem;
    font-weight: 600;
    z-index: 2000;
    opacity: 0;
    transform: translateX(100%);
    transition: opacity 0.4s ease, transform 0.4s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    visibility: hidden;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
    visibility: visible;
}

.notification.success {
    background-color: var(--color-success); /* Verde */
}

.notification.error {
    background-color: var(--color-danger); /* Rojo */
}

/* ======== DROPDOWN MENU ======== */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 220px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    list-style: none;
    padding: 0;
    margin: 0;
    border-radius: var(--border-radius);
}

.dropdown-menu li {
    position: relative;
}

.dropdown-menu li a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

.dropdown-menu li a:hover {
    background-color: var(--color-primary);
    color: var(--color-light);
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-submenu {
    display: none;
    position: absolute;
    left: 100%;
    top: 0;
    background-color: #f9f9f9;
    min-width: 220px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    list-style: none;
    padding: 0;
    margin: 0;
    border-radius: var(--border-radius);
}

.dropdown-menu > li:hover > .dropdown-submenu {
    display: block;
}

/* Estilos para las imágenes en el menú desplegable */
.dropdown-thumb {
    width: 28px;
    height: 28px;
    margin-right: 10px;
    vertical-align: middle;
    border-radius: 4px;
    object-fit: cover;
}

.dropdown-menu > li > a {
    display: flex;
    align-items: center;
}


/* --- Footer Credit Styles --- */
.footer-credit {
    margin-top: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 300;
    color: #aaa;
}

.footer-credit a {
    display: inline-block;
    line-height: 1;
}

.footer-credit img {
    height: 24px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-credit a:hover img {
    opacity: 1;
}

/* ======== QUOTATION & PRODUCT SELECTION MODALS ======== */
.modal-overlay {
    display: none; /* Oculto por defecto */
    position: fixed;
    z-index: 2000; /* Por encima de todo lo demás */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7); /* Fondo oscuro semitransparente */
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.open {
    display: flex; /* Mostrar como flexbox cuando esté abierto */
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--color-light);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 700px;
    position: relative;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(-20px);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    max-height: 85vh; /* Limita la altura máxima */
    overflow-y: auto; /* Permite el scroll si el contenido se desborda */
}

.modal-overlay.open .modal-content {
    transform: translateY(0);
    opacity: 1;
}

.modal-close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    color: #aaa;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close-btn:hover {
    color: var(--color-dark);
}

.modal-content h2 {
    text-align: center;
    color: var(--color-dark);
    margin-bottom: 2rem;
    font-size: 2rem;
}

.quotation-form .form-group {
    margin-bottom: 1.2rem;
}

.quotation-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-dark);
}

.quotation-form input[type="text"],
.quotation-form input[type="email"],
.quotation-form input[type="tel"],
.quotation-form textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-family);
}

.quotation-form textarea {
    resize: vertical;
}

.products-to-quote-section {
    margin-top: 2rem;
    margin-bottom: 2rem;
    border-top: 1px solid #eee;
    padding-top: 1.5rem;
}

.products-to-quote-section h3 {
    font-size: 1.3rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.selected-products-container {
    border: 1px solid #eee;
    border-radius: var(--border-radius);
    padding: 1rem;
    min-height: 80px;
    margin-bottom: 1rem;
    background-color: var(--color-gray);
}

.selected-product-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 0;
    border-bottom: 1px dashed #ccc;
}

.selected-product-item:last-child {
    border-bottom: none;
}

.selected-product-item img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 4px;
    background-color: var(--color-light);
    padding: 5px;
}

.selected-product-item span {
    flex-grow: 1;
    font-weight: 500;
    color: var(--color-dark);
}

.selected-product-item input[type="number"] {
    width: 70px;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    text-align: center;
    font-size: 0.9rem;
}

.selected-product-item .remove-product-btn {
    background: none;
    border: none;
    color: var(--color-danger);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.selected-product-item .remove-product-btn:hover {
    color: #a71d2a;
}

#addProductBtn {
    width: auto;
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

.quotation-form .btn-primary {
    margin-top: 2rem;
    width: 100%;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Product Selection Modal Specific Styles */
.category-selection-grid,
.product-selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); /* Más espacio para imágenes grandes */
    gap: 1.5rem; /* Un poco más de espacio */
    margin-top: 1.5rem;
    max-height: 450px; /* Un poco más de altura */
    overflow-y: auto;
    padding-right: 10px; /* Para el scrollbar */
}

.selection-card {
    background-color: var(--color-light); /* Cambiado de var(--color-gray) a blanco */
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.selection-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    background-color: var(--color-primary);
    color: var(--color-light);
}

.selection-card img {
    width: 100px;  /* <-- AUMENTADO */
    height: 100px; /* <-- AUMENTADO */
    object-fit: contain;
    margin-bottom: 0.5rem;
    border-radius: 4px;
    background-color: var(--color-light);
    padding: 5px;
}

.selection-card h4 {
    font-size: 0.9rem; /* <-- REDUCIDO */
    font-weight: 600;
    color: var(--color-dark);
}

.selection-card:hover h4 {
    color: var(--color-light);
}

#backToCategoriesBtn {
    margin-top: 1.5rem;
    width: auto;
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
    display: block; /* Para que ocupe su propia línea */
    margin-left: auto;
    margin-right: auto;
}

/* Responsive adjustments for modals */

@media (max-width: 768px) {

    .modal-content {

        padding: 1.5rem;

        max-width: 95%;

    }



    .modal-content h2 {

        font-size: 1.5rem;

    }

    .products-to-quote-section {

        padding-top: 1rem;

    }

    .products-to-quote-section h3 {

        font-size: 1.1rem;

    }

    .selected-product-item {

        flex-wrap: wrap;

        justify-content: space-between;

    }

    .selected-product-item span {

        flex-basis: calc(100% - 100px); /* Ajuste para que el nombre ocupe más espacio */

    }

    .selected-product-item input[type="number"] {

        width: 60px;

    }

    .category-selection-grid,

    .product-selection-grid {

        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));

    }

    .selection-card img {

        width: 60px;

        height: 60px;

    }

}



/* --- Estilos específicos para botones del Modal de Cotización --- */

#addProductBtn, #backToCategoriesBtn {

    background-color: var(--color-primary);

    color: var(--color-light);

    border: 2px solid var(--color-primary);

    transition: all var(--transition-speed);

}



#addProductBtn:hover, #backToCategoriesBtn:hover {

    background-color: #d9681a;

    border-color: #d9681a;

    transform: translateY(-2px);

}



/* --- Lógica para posicionar el botón "Agregar Producto" --- */

.selected-products-container.empty {

    display: flex;

    align-items: center;

    justify-content: center;

    cursor: pointer;

}



.selected-products-container.empty #addProductBtn {

    position: absolute; /* Se posiciona dentro del contenedor */

}



.selected-products-container:not(.empty) + #addProductBtn {
    display: block; /* Asegura que el botón sea visible cuando no está vacío */
}

/* ======== QR INSTANT VERIFICATION MODAL ======== */
.qr-modal-overlay {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    background-color: rgba(15, 23, 42, 0.78);
    z-index: 9999;
}

.qr-modal-overlay.open {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    z-index: 9999 !important;
}

.qr-modal-content {
    max-width: 680px;
    padding: 2.25rem 2rem 2rem;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    background-color: #FFFFFF;
}

.qr-modal-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #E5E7EB;
    text-align: left;
}

.qr-modal-header img {
    height: 38px;
    object-fit: contain;
}

.qr-modal-header-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-dark);
    margin: 0;
    letter-spacing: -0.2px;
}

.qr-modal-header-sub {
    font-size: 0.82rem;
    color: #6B7280;
    margin: 2px 0 0;
}

@media (max-width: 600px) {
    .qr-modal-content {
        padding: 1.75rem 1.15rem 1.25rem;
        width: 94%;
        max-height: 90vh;
    }
    
    .qr-modal-header {
        gap: 10px;
        padding-bottom: 0.75rem;
        margin-bottom: 1rem;
    }

    .qr-modal-header img {
        height: 32px;
    }

    .qr-modal-header-title {
        font-size: 1.05rem;
    }

    .qr-modal-header-sub {
        font-size: 0.75rem;
    }
}