/* ==========================================================================
   SOLTELEMATICAS — Main Styles
   Variables CSS + Estilos globales + Header + Footer
   Paleta: 40% Blanco #F8FAFF · Azul #1B3A5F · Mandarina #F97316 · Dorado #D4A017
   ========================================================================== */

/* ============ VARIABLES ============ */
:root {
    --color-blanco: #F8FAFF;
    --color-azul: #1B3A5F;
    --color-azul-suave: #274a75;
    --color-mandarina: #F97316;
    --color-dorado: #D4A017;
    --color-texto: #1a2332;
    --color-gris: #64748b;

    --font-body: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-display: 'Segoe UI', system-ui, sans-serif;

    --transition: 0.25s ease;
    --radius: 12px;
    --shadow-soft: 0 4px 12px rgba(27, 58, 95, 0.08);
    --shadow-strong: 0 8px 24px rgba(27, 58, 95, 0.15);

    --container-max: 1280px;
    --header-height: 80px;
}

/* ============ RESET ============ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-blanco);
    color: var(--color-texto);
    line-height: 1.6;
    min-height: 100vh;
}

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

a {
    color: var(--color-azul);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-mandarina);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* ============ HEADER ============ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(248, 250, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(27, 58, 95, 0.08);
    height: var(--header-height);
}

.header-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-link {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list>li>a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-azul);
    padding: 0.5rem 0;
    position: relative;
}

.nav-list>li>a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-mandarina);
    transition: width var(--transition);
}

.nav-list>li>a:hover::after,
.nav-list>li>a.active::after {
    width: 100%;
}

.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-azul);
    padding: 0.5rem 0;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-blanco);
    border-radius: var(--radius);
    box-shadow: var(--shadow-strong);
    min-width: 220px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition);
}

.nav-dropdown[data-open="true"] .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: block;
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    color: var(--color-azul);
}

.dropdown-menu li a:hover,
.dropdown-menu li a.active {
    background: rgba(249, 115, 22, 0.08);
    color: var(--color-mandarina);
}

.btn-whatsapp {
    margin:1rem;
    padding: 0.7rem 1.3rem;
    background: linear-gradient(135deg, var(--color-mandarina) 0%, var(--color-dorado) 100%);
    color: var(--color-blue) !important;
    border-radius: 15px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: transform var(--transition);
}

.btn-whatsapp:hover {
    
    transform: translateY(-2px);
    color: var(--color-blanco) !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--color-azul);
    transition: all var(--transition);
}

/* ============ HERO ============ */
.hero-tool {
    background: linear-gradient(135deg, rgba(27, 58, 95, 0.03) 0%, rgba(249, 115, 22, 0.05) 100%);
    padding: 4rem 1.5rem;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto 3rem;
}

.hero-badge {
    display: inline-block;
    background: rgba(249, 115, 22, 0.1);
    color: var(--color-mandarina);
    padding: 0.4rem 1rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--color-azul);
    line-height: 1.2;
    margin-bottom: 1rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-mandarina) 0%, var(--color-dorado) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-azul-suave);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
    text-align: left;
}

.feature-item {
    background: var(--color-blanco);
    padding: 1rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    color: var(--color-azul);
    box-shadow: var(--shadow-soft);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    padding: 0.9rem 2rem;
    border-radius: 999px;
    font-weight: 700;
    font-size: 1rem;
    transition: all var(--transition);
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-mandarina) 0%, var(--color-dorado) 100%);
    color: var(--color-blanco);
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
    color: var(--color-blanco);
}

.btn-secondary {
    background: var(--color-blanco);
    color: var(--color-azul);
    border: 2px solid var(--color-azul);
}

.btn-secondary:hover {
    background: var(--color-azul);
    color: var(--color-blanco);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.stat-box {
    background: var(--color-blanco);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    text-align: center;
}

.stat-num {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-mandarina) 0%, var(--color-dorado) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-azul-suave);
    font-weight: 600;
}

/* ============ CONTAINER ============ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.section-header {
    margin-bottom: 2rem;
}

.section-header h2 {
    font-size: 1.8rem;
    color: var(--color-azul);
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--color-azul-suave);
    font-size: 1rem;
}

.tool-section {
    display: none;
}

.tool-section.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============ CATEGORY TABS (dentro del form) ============ */
.category-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.cat-btn {
    padding: 0.5rem 1rem;
    background: rgba(27, 58, 95, 0.06);
    border: 1.5px solid rgba(27, 58, 95, 0.15);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-azul);
    transition: all var(--transition);
}

.cat-btn:hover {
    border-color: var(--color-mandarina);
    color: var(--color-mandarina);
}

.cat-btn.active {
    background: var(--color-azul);
    color: var(--color-blanco);
    border-color: var(--color-azul);
}

/* ============ BUTTONS ============ */
.btn-generate {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--color-mandarina) 0%, var(--color-dorado) 100%);
    color: var(--color-blanco);
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    transition: all var(--transition);
    box-shadow: var(--shadow-soft);
}

.btn-generate:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
}

.btn-generate:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ============ FOOTER ============ */
.site-footer {
    background: var(--color-azul);
    color: var(--color-blanco);
    padding: 3rem 1.5rem 1.5rem;
    margin-top: 4rem;
}

.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand .footer-logo {
    height: 60px;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: 0.9rem;
    opacity: 0.8;
    line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-mandarina);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-links ul li,
.footer-contact ul li {
    margin-bottom: 0.5rem;
}

.footer-links ul li a,
.footer-contact ul li a {
    color: var(--color-blanco);
    opacity: 0.8;
    font-size: 0.9rem;
    transition: opacity var(--transition);
}

.footer-links ul li a:hover,
.footer-contact ul li a:hover {
    opacity: 1;
    color: var(--color-mandarina);
}

.footer-bottom {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(248, 250, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    align-items: center;
    display: flex;
    gap: 0.5rem;
    color: rgba(248, 250, 255, 0.6);
    font-size: 0.85rem;
    opacity: 0.7;
}

.footer-bottom a {
    color: var(--color-mandarina);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-blanco);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition);
        box-shadow: var(--shadow-strong);
    }

    .main-nav.open {
        max-height: 500px;
    }

    .nav-list {
        flex-direction: column;
        padding: 1rem;
        gap: 0;
    }

    .nav-list>li {
        width: 100%;
    }

    .nav-list>li>a {
        display: block;
        padding: 0.8rem 0;
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        padding-left: 1rem;
    }

    .hero-tool {
        padding: 2rem 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .container {
        padding: 2rem 1rem;
    }
}

@media (max-width: 600px) {
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}