:root {
    --primary: #2563EB;
    --primary-light: #60A5FA;
    --primary-dark: #1D4ED8;
    --accent: #FF7A18;
    --accent-dark: #E85D04;
    --gold: #D7FF00;
    --dark: #2D3436;
    --dark-2: #636E72;
    --light: #F8F9FA;
    --light-2: #F1F3F5;
    --gray: #B2BEC3;
    --white: #FFFFFF;
    --shadow: 0 2px 16px rgba(0,0,0,0.06);
    --shadow-hover: 0 8px 30px rgba(0,0,0,0.1);
    --radius: 14px;
    --radius-sm: 8px;
    --transition: 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Segoe UI', Tahoma, sans-serif;
    color: var(--dark);
    line-height: 1.6;
    background: var(--light);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 18px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--dark);
}

.logo i { font-size: 1.5rem; color: var(--primary); }
.highlight { color: var(--accent); }

nav ul { display: flex; list-style: none; gap: 28px; }

nav a {
    text-decoration: none;
    color: var(--dark-2);
    font-weight: 500;
    font-size: 0.92rem;
    transition: var(--transition);
}

nav a:hover, nav a.active { color: var(--primary); }

.btn-login {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 16px;
    border-radius: 10px;
    background: #b6e300;
    color: #1b2430;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: var(--transition);
}

.btn-login:hover {
    background: #a3d800;
    transform: translateY(-1px);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--dark);
    cursor: pointer;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    background:
        radial-gradient(circle at 15% 20%, rgba(255,122,24,0.08), transparent 30%),
        radial-gradient(circle at 85% 15%, rgba(37,99,235,0.06), transparent 30%),
        linear-gradient(135deg, #f8fafc 0%, #f1f5f9 50%, #e2e8f0 100%);
    padding-top: 90px;
    padding-bottom: 38px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -180px; right: -90px;
    width: 460px; height: 460px;
    border-radius: 50%;
    background: rgba(255,255,255,0.6);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -160px; left: -100px;
    width: 380px; height: 380px;
    border-radius: 50%;
    background: rgba(255,122,24,0.06);
}

.hero-content {
    display: grid;
    gap: 28px;
    padding: 10px 0 0;
    position: relative;
    z-index: 1;
    justify-items: center;
}

.hero-copy {
    text-align: center;
    max-width: 980px;
    margin: 0 auto;
}

.hero-tag {
    display: inline-block;
    background: rgba(37,99,235,0.08);
    border: 1px solid rgba(37,99,235,0.15);
    padding: 7px 18px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero-tag i { margin-right: 6px; }

.hero h1 {
    font-size: clamp(2.4rem, 4vw, 4rem);
    font-weight: 800;
    line-height: 1.05;
    color: var(--dark);
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero h1 .highlight-text { color: var(--accent); }

.hero h1 .hero-line {
    display: block;
}

.hero h1 .highlight-text .amp {
    color: var(--dark);
}

.hero h1 .highlight-text {
    white-space: nowrap;
}

.hero p {
    font-size: 1.02rem;
    max-width: 780px;
    margin: 0 auto 32px;
    color: var(--dark-2);
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 26px;
}

.stat-pill {
    min-width: 120px;
    padding: 14px 16px;
    border-radius: 18px;
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.08);
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.stat-pill strong {
    display: block;
    color: var(--dark);
    font-size: 1.15rem;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-pill span {
    color: var(--dark-2);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
}

.hero-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.hero-buttons .btn-outline {
    min-width: 160px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.92rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: inherit;
}

.btn-hero {
    background: var(--primary);
    color: var(--white);
}

.btn-hero:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37,99,235,0.25);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.hero-courses {
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-courses-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    margin: 0 0 16px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(0,0,0,0.05);
    border: 1px solid rgba(0,0,0,0.08);
    color: var(--dark-2);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.featured-grid {
    width: 100%;
}

/* Section Title */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.section-title h2::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background: var(--primary);
    margin: 12px auto 0;
    border-radius: 2px;
}

.section-title p {
    color: var(--gray);
    font-size: 1rem;
    max-width: 560px;
    margin: 0 auto;
}

/* Courses */
.courses-section { padding: 80px 0; background: var(--white); }

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.course-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    color: var(--dark);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: 0 12px 30px rgba(0,0,0,0.05);
}

.course-card:hover { 
    transform: translateY(-6px);
    border-color: rgba(37,99,235,0.18);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.course-card-qgis .course-media { background: linear-gradient(135deg, #d81b60 0%, #8b1fff 55%, #ff7a18 100%); }
.course-card-arcgis .course-media { background: linear-gradient(135deg, #0b1f4b 0%, #2563eb 58%, #7dd3fc 100%); }
.course-card-postgres .course-media { background: linear-gradient(135deg, #062f29 0%, #0d9488 55%, #0f766e 100%); }
.course-card-geoserver .course-media { background: linear-gradient(135deg, #10243d 0%, #16a34a 55%, #84cc16 100%); }
.course-card-gestion .course-media { background: linear-gradient(135deg, #7f1d1d 0%, #991b1b 45%, #b45309 100%); }

/* ---- Badge NUEVO ---- */
.course-card-gestion {
    position: relative;
}

.course-badge-nuevo {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    background: linear-gradient(90deg, #ff7a18, #e85d04);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    padding: 5px 18px;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 4px 16px rgba(255,122,24,0.45);
    animation: badge-pulse 2s ease-in-out infinite;
    white-space: nowrap;
}

@keyframes badge-pulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(255,122,24,0.45); }
    50% { box-shadow: 0 4px 28px rgba(255,122,24,0.80); }
}

/* ---- Ícono FA en tarjeta (en lugar de img) ---- */
.course-icon-fa {
    position: relative;
    z-index: 2;
    margin-top: 8px;
    font-size: 3.8rem;
    color: #f5d97a;
    filter: drop-shadow(0 8px 18px rgba(0,0,0,0.45));
    line-height: 1;
}

/* ---- Bloque lanzamiento / countdown ---- */
.course-launch {
    padding: 10px 14px 8px;
    background: #fffef7;
    border-top: 1px solid rgba(200,154,26,0.12);
    border-bottom: 1px solid rgba(200,154,26,0.12);
    text-align: center;
}

.launch-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    color: #b45309;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 6px;
}

.launch-label i { margin-right: 4px; }

.countdown {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.countdown-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 36px;
}

.countdown-unit span {
    font-size: 1.18rem;
    font-weight: 900;
    color: #b45309;
    line-height: 1;
}

.countdown-unit small {
    font-size: 0.6rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 2px;
}

.countdown-sep {
    font-size: 1.1rem;
    font-weight: 900;
    color: rgba(180,83,9,0.4);
    align-self: flex-start;
    margin-top: 2px;
}

.countdown-live {
    font-size: 0.85rem;
    font-weight: 900;
    color: #7dd400;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    animation: badge-pulse 1.2s ease-in-out infinite;
}

/* Precio y botón especial para Gestión Pública */
.course-price-gestion {
    background: linear-gradient(90deg, #c89a1a, #f5d97a);
    color: #0a0f2e;
}

.btn-card-gestion {
    border-color: rgba(200, 154, 26, 0.4) !important;
    color: #c89a1a !important;
}

.btn-card-gestion:hover {
    background: linear-gradient(90deg, #c89a1a, #f5d97a) !important;
    color: #0a0f2e !important;
    border-color: #f5d97a !important;
}

/* ---- AutoCAD Básico ---- */
.course-card-autocad {
    position: relative;
}

.course-card-autocad .course-media {
    background: linear-gradient(135deg, #1a1a2e 0%, #3d2c00 45%, #e85d04 100%);
}

.course-icon-autocad {
    color: #ffb347 !important;
}

/* Badge temporal (Temp.) */
.course-badge-pronto {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    background: linear-gradient(90deg, #6c3fb5, #9b5de5);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    padding: 5px 18px;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 4px 16px rgba(108,63,181,0.45);
    white-space: nowrap;
}


.course-media {
    min-height: 178px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 18px 16px 14px;
    overflow: hidden;
    text-align: center;
}

.course-media::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 12%, rgba(255,255,255,0.18), transparent 28%),
        radial-gradient(circle at 82% 20%, rgba(255,255,255,0.12), transparent 24%),
        radial-gradient(circle at 50% 80%, rgba(255,255,255,0.08), transparent 34%);
}

.course-media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.10), rgba(8,12,24,0.58));
}

.course-star {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 2;
    color: #ffcc33;
    font-size: 1.35rem;
    line-height: 1;
    text-shadow: 0 2px 8px rgba(0,0,0,0.35);
}

.course-logo {
    position: relative;
    z-index: 2;
    margin-top: 8px;
    width: 72px;
    height: 72px;
    object-fit: contain;
    filter: drop-shadow(0 10px 18px rgba(0,0,0,0.3));
}

.course-media h3 {
    position: relative;
    z-index: 2;
    margin-top: 10px;
    font-size: 1.02rem;
    font-weight: 900;
    line-height: 1.05;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    text-shadow: 0 2px 12px rgba(0,0,0,0.42);
    color: var(--white) !important;
}

.course-media p {
    position: relative;
    z-index: 2;
    margin-top: 8px;
    max-width: 220px;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.88);
}

.course-meta {
    padding: 14px 14px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: #f8fafc;
    border-top: 1px solid rgba(0,0,0,0.04);
}

.course-price {
    display: inline-block;
    background: var(--gold);
    color: #101828;
    font-size: 0.9rem;
    font-weight: 900;
    padding: 8px 12px;
    border-radius: 999px;
    white-space: nowrap;
}

.btn-card {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    background: var(--white);
    border: 1px solid rgba(37,99,235,0.18);
    color: var(--primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
    cursor: pointer;
}

.btn-card:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.whatsapp-float {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 1500;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, #7dd400 0%, #42b72a 100%);
    color: #fff;
    text-decoration: none;
    box-shadow: 0 16px 34px rgba(66, 183, 42, 0.35);
    font-weight: 800;
    letter-spacing: 0.01em;
    animation: whatsapp-pulse 1.8s ease-in-out infinite;
}

.whatsapp-float:hover {
    animation-play-state: paused;
    transform: scale(1.04);
}

.whatsapp-float__text {
    font-size: 0.88rem;
    line-height: 1.05;
    max-width: 130px;
    text-transform: uppercase;
}

.whatsapp-float i {
    font-size: 1.7rem;
    line-height: 1;
}

@keyframes whatsapp-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}

/* About */
.about-section { padding: 80px 0; background: var(--light); }

.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

.about-card {
    background: var(--white);
    padding: 38px 28px;
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.about-card i {
    font-size: 2.2rem;
    margin-bottom: 18px;
}

.about-card-mision {
    border-top: 4px solid var(--accent);
}
.about-card-mision i {
    color: var(--accent);
}

.about-card-vision {
    border-top: 4px solid var(--primary);
}
.about-card-vision i {
    color: var(--primary);
}

.about-card-valores {
    border-top: 4px solid #10b981;
}
.about-card-valores i {
    color: #10b981;
}

.about-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--dark);
}

.about-card p {
    color: var(--dark-2);
    font-size: 0.92rem;
    line-height: 1.6;
}

/* Contact */
.contact-section { padding: 80px 0; background: var(--white); }

.contact-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 45px; align-items: start; }

.contact-form {
    background: var(--light);
    padding: 35px;
    border-radius: var(--radius);
}

.form-group { margin-bottom: 16px; }

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 15px;
    border: 2px solid var(--gray);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.92rem;
    transition: var(--transition);
    background: var(--white);
    color: var(--dark);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray);
}

.form-group select option { background: var(--white); color: var(--dark); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108,99,255,0.1);
}

.form-group textarea { resize: vertical; }

.contact-info { display: flex; flex-direction: column; gap: 22px; }

.info-item { display: flex; align-items: flex-start; gap: 14px; }

.info-item i {
    font-size: 1.2rem;
    color: var(--primary);
    margin-top: 2px;
    width: 28px;
}

.info-item p { color: var(--dark-2); font-size: 0.92rem; }
.info-item strong { color: var(--dark); }

.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.btn-submit:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108,99,255,0.3);
}

/* Footer */
footer {
    background: #1a1a2e;
    color: rgba(255,255,255,0.5);
    padding-top: 50px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 35px;
}

.footer-brand i { font-size: 1.8rem; color: var(--primary-light); margin-bottom: 10px; }

.footer-brand span {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    display: block;
    margin-bottom: 6px;
}

.footer-brand p { font-size: 0.85rem; }

.footer-links h4, .footer-social h4 {
    color: var(--white);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 8px; }

.footer-links a {
    color: rgba(255,255,255,0.4);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
}

.footer-links a:hover { color: var(--primary-light); }

.social-icons { display: flex; gap: 10px; }

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px; height: 36px;
    background: rgba(255,255,255,0.06);
    border-radius: 50%;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: var(--transition);
}

.social-icons a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    text-align: center;
    padding: 18px 0;
    font-size: 0.82rem;
}

/* Login */
body.login-body {
    background: linear-gradient(135deg, #eef2ff 0%, #f8f9fa 45%, #e8efff 100%);
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 110px 20px 40px;
}

.login-card {
    width: min(100%, 440px);
    background: var(--white);
    border-radius: 22px;
    box-shadow: 0 18px 45px rgba(27, 36, 48, 0.12);
    padding: 34px;
    border: 1px solid rgba(108, 99, 255, 0.12);
}

.login-card h1 {
    font-size: 1.9rem;
    line-height: 1.1;
    margin-bottom: 8px;
    color: var(--dark);
}

.login-card p {
    color: var(--dark-2);
    margin-bottom: 22px;
    font-size: 0.95rem;
}

.login-card .form-group input {
    border-color: rgba(178, 190, 195, 0.8);
}

.login-actions {
    display: flex;
    gap: 12px;
    margin-top: 18px;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 700;
    border: 2px solid rgba(108, 99, 255, 0.18);
    color: var(--primary);
    background: transparent;
}

.btn-secondary:hover {
    background: rgba(108, 99, 255, 0.06);
}

/* ============================
   MODALES
   ============================ */

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(5, 10, 30, 0.75);
    backdrop-filter: blur(6px);
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}

.modal-overlay.active {
    display: flex;
    animation: fadeIn 0.22s ease;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-box {
    position: relative;
    background: var(--white);
    color: var(--dark);
    border-radius: 22px;
    border: 1px solid rgba(0,0,0,0.08);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    width: 100%;
    max-width: 680px;
    max-height: 88vh;
    overflow-y: auto;
    animation: slideUp 0.28s cubic-bezier(0.34,1.56,0.64,1);
    scrollbar-width: thin;
    scrollbar-color: rgba(0,0,0,0.15) transparent;
}

.modal-box-sm {
    max-width: 460px;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 16px;
    z-index: 10;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    color: rgba(255,255,255,0.7);
    width: 34px; height: 34px;
    border-radius: 50%;
    font-size: 1.3rem;
    line-height: 1;
    cursor: pointer;
    transition: var(--transition);
    display: flex; align-items: center; justify-content: center;
}

.modal-close:hover {
    background: rgba(255,255,255,0.18);
    color: #fff;
}

/* --- Modal Header --- */
.modal-header {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 28px 28px 20px;
    border-radius: 22px 22px 0 0;
}

.modal-header-gestion  { background: linear-gradient(135deg, #7f1d1d 0%, #991b1b 55%, #b45309 100%); }
.modal-header-qgis     { background: linear-gradient(135deg, #d81b60 0%, #8b1fff 55%, #ff7a18 100%); }
.modal-header-arcgis   { background: linear-gradient(135deg, #0b1f4b 0%, #2563eb 58%, #7dd3fc 100%); }
.modal-header-postgres { background: linear-gradient(135deg, #062f29 0%, #0d9488 55%, #0f766e 100%); }
.modal-header-geoserver{ background: linear-gradient(135deg, #10243d 0%, #16a34a 55%, #84cc16 100%); }
.modal-header-autocad  { background: linear-gradient(135deg, #1a1a2e 0%, #3d2c00 45%, #e85d04 100%); }

.modal-icon {
    font-size: 3.2rem;
    color: #f5d97a;
    flex-shrink: 0;
    filter: drop-shadow(0 4px 14px rgba(0,0,0,0.4));
}

.modal-logo-sm {
    width: 56px; height: 56px;
    object-fit: contain;
    flex-shrink: 0;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

.modal-header h2 {
    font-size: 1.35rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 6px;
}

.modal-badge {
    display: inline-block;
    background: rgba(255,122,24,0.25);
    border: 1px solid rgba(255,122,24,0.45);
    color: #ffb347;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 999px;
    margin-bottom: 8px;
}

.modal-sub {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.5;
}

.modal-sub i { margin-right: 4px; }

/* --- Modal Body --- */
.modal-body {
    padding: 22px 28px 28px;
}

.modal-objetivo {
    display: flex;
    gap: 12px;
    background: #fdfbf7;
    border: 1px solid rgba(200, 154, 26, 0.18);
    border-left: 4px solid #c89a1a;
    border-radius: 0 10px 10px 0;
    padding: 14px 16px;
    margin-bottom: 20px;
    font-size: 0.88rem;
    color: #4b5563;
    line-height: 1.6;
}

.modal-objetivo i {
    color: #c89a1a;
    font-size: 1.1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

/* --- Semana cards --- */
.semana-card {
    background: #fafafa;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 14px;
}

.semana-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 16px;
}

.semana-1 { background: linear-gradient(90deg, rgba(37,99,235,0.08), transparent); border-left: 4px solid #3b82f6; }
.semana-2 { background: linear-gradient(90deg, rgba(16,185,129,0.08), transparent); border-left: 4px solid #10b981; }
.semana-3 { background: linear-gradient(90deg, rgba(245,158,11,0.08), transparent); border-left: 4px solid #f59e0b; }
.semana-4 { background: linear-gradient(90deg, rgba(139,92,246,0.08), transparent); border-left: 4px solid #8b5cf6; }

.semana-num {
    font-size: 0.72rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #4b5563;
    white-space: nowrap;
}

.semana-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--dark);
}

.semana-temas {
    list-style: none;
    padding: 10px 16px 4px 16px;
}

.semana-temas li {
    position: relative;
    padding: 5px 0 5px 20px;
    font-size: 0.84rem;
    color: #374151;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.semana-temas li:last-child { border-bottom: none; }

.semana-temas li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #60a5fa;
    font-size: 0.85rem;
}

.semana-caso {
    padding: 10px 16px 12px;
    font-size: 0.82rem;
    color: #4b5563;
    border-top: 1px solid rgba(0,0,0,0.06);
    background: rgba(0,0,0,0.01);
    line-height: 1.5;
}

.semana-caso i { margin-right: 5px; color: #fbbf24; }

/* --- Modal footer info --- */
.modal-footer-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 20px 0 16px;
    background: #f8fafc;
    border-radius: 12px;
    padding: 14px 16px;
    border: 1px solid rgba(0,0,0,0.06);
}

.mfi-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: #374151;
}

.mfi-item i {
    color: #c89a1a;
    width: 16px;
    text-align: center;
}

/* --- CTA button --- */
.modal-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: #fff;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: 0.02em;
    transition: var(--transition);
    box-shadow: 0 8px 24px rgba(37,211,102,0.3);
}

.modal-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(37,211,102,0.45);
}

.modal-cta-sm {
    font-size: 0.9rem;
    padding: 12px;
}

/* --- En Proceso --- */
.modal-en-proceso {
    text-align: center;
    padding: 28px 24px 32px;
}

.proceso-icon {
    font-size: 3.5rem;
    margin-bottom: 16px;
    display: inline-block;
    animation: spin-slow 4s linear infinite;
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.modal-en-proceso h3 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}

.modal-en-proceso p {
    font-size: 0.92rem;
    color: var(--dark-2);
    line-height: 1.6;
    max-width: 340px;
    margin: 0 auto 10px;
}

.proceso-sub {
    font-size: 0.82rem !important;
    color: #9ca3af !important;
    margin-bottom: 24px !important;
}

/* ============================
   Responsive
   ============================ */
@media (max-width: 992px) {
    .about-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-content { grid-template-columns: 1fr 1fr; }
    .courses-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hero { padding-top: 84px; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }

    .btn-login {
        margin-left: auto;
        margin-right: 10px;
        padding: 10px 12px;
        font-size: 0.82rem;
    }

    nav {
        position: fixed;
        top: 68px; left: 0; width: 100%;
        background: var(--white);
        box-shadow: 0 4px 20px rgba(0,0,0,0.08);
        padding: 20px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    nav.open { transform: translateY(0); opacity: 1; visibility: visible; }
    nav ul { flex-direction: column; gap: 14px; }

    nav a { color: var(--dark-2); }
    nav a:hover, nav a.active { color: var(--primary); }

    .hero h1 { font-size: 2rem; }
    .hero p { font-size: 1rem; }
    .hero-stats { gap: 10px; }
    .stat-pill { min-width: 104px; padding: 12px 14px; }
    .courses-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
    .about-grid { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .social-icons { justify-content: center; }
    .course-media { min-height: 168px; }
    .whatsapp-float {
        right: 12px;
        bottom: 12px;
        padding: 11px 12px;
    }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.5rem; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .contact-form { padding: 22px; }
    .hero-copy { text-align: center; }
    .hero-tag { display: inline-flex; }
    .hero-stats { justify-content: center; }
    .hero-buttons { justify-content: center; }
    .course-media { min-height: 160px; }
    .course-logo { width: 66px; height: 66px; }
    .course-media h3 { font-size: 0.95rem; }
    .course-media p { font-size: 0.76rem; }
    .course-meta { flex-direction: column; align-items: stretch; }
    .btn-card { width: 100%; }
    .btn-login { padding: 9px 10px; }
    .whatsapp-float__text { max-width: 104px; font-size: 0.78rem; }
    .whatsapp-float i { font-size: 1.5rem; }
}