/* ============================================================
   Dendro Gestión Urbana Spa — Estilos principales
   ============================================================ */

/* --- Variables -------------------------------------------- */
:root {
    --primary:       #1C3A28;
    --primary-light: #2A5A3E;
    --primary-mid:   #3D7A55;
    --accent:        #B8924A;
    --accent-light:  #F5EDD5;
    --cream:         #F8F6F2;
    --white:         #FFFFFF;
    --dark:          #0F1E16;
    --text-dark:     #1A2C20;
    --text-mid:      #4A6355;
    --text-light:    #7A9485;
    --border:        #C8DDD5;
    --border-light:  #E8F0EC;
    --gold-light:    #F6D860;
    --nav-height:    88px;
    --section-pad:   120px;
    --primary-dark:  #0A1810;
    --radius-sm:     6px;
    --radius:        8px;
    --radius-lg:     12px;
    --radius-full:   9999px;
    --shadow:        0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md:     0 4px 16px rgba(0,0,0,.10);
    --shadow-lg:     0 10px 40px rgba(0,0,0,.12), 0 4px 14px rgba(0,0,0,.08);
    --transition:    all .2s ease;
}

/* --- Reset & Base ----------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
    font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* --- Typography ------------------------------------------- */
h1, h2, h3, h4, h5 {
    font-family: 'Poppins', sans-serif;
    line-height: 1.25;
    color: var(--primary);
    font-weight: 700;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--primary-mid);
    background: var(--accent-light);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-mid);
    max-width: 600px;
    line-height: 1.7;
}

/* --- Layout ----------------------------------------------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: var(--section-pad) 0;
}

.section--alt {
    background: var(--cream);
}

.section-header {
    margin-bottom: 60px;
}

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

.section-header--center .section-subtitle {
    margin: 0 auto;
}

/* --- Navigation ------------------------------------------- */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    background: transparent;
    transition: background .4s ease, box-shadow .4s ease, backdrop-filter .4s ease;
}

#navbar.scrolled {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(0,0,0,.08), 0 4px 24px rgba(0,0,0,.06);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0 16px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo-img {
    height: 70px;
    width: auto;
    display: block;
    transition: opacity .3s;
}

.nav-logo img.logo-on-dark  { display: block; }
.nav-logo img.logo-on-light { display: none;  }

#navbar.scrolled .nav-logo img.logo-on-dark  { display: none;  }
#navbar.scrolled .nav-logo img.logo-on-light { display: block; }
#navbar.nav--static .nav-logo img.logo-on-dark  { display: none;  }
#navbar.nav--static .nav-logo img.logo-on-light { display: block; }

.nav-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    flex-shrink: 0;
    transition: var(--transition);
}

#navbar.scrolled .nav-logo-icon {
    background: var(--primary);
}

.nav-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.nav-logo-name {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -.01em;
    transition: color .35s;
}

.nav-logo-tagline {
    font-size: .62rem;
    font-weight: 500;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: rgba(255,255,255,.65);
    transition: color .35s;
}

#navbar.scrolled .nav-logo-name { color: var(--primary); }
#navbar.scrolled .nav-logo-tagline { color: var(--text-light); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
}

.nav-links a {
    position: relative;
    font-size: .875rem;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 6px;
    color: rgba(255,255,255,.88);
    transition: color .25s ease, background .25s ease;
    letter-spacing: .01em;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transition: transform .25s ease;
}

.nav-links a:hover { color: var(--white); background: rgba(255,255,255,.10); }
.nav-links a:hover::after { transform: translateX(-50%) scaleX(1); }
.nav-links a.active-link { color: var(--white); }
.nav-links a.active-link::after { transform: translateX(-50%) scaleX(1); }

#navbar.scrolled .nav-links a,
#navbar.nav--static .nav-links a { color: var(--text-mid); background: transparent; }

#navbar.scrolled .nav-links a:hover,
#navbar.nav--static .nav-links a:hover { color: var(--primary); background: var(--border-light); }

#navbar.scrolled .nav-links a::after,
#navbar.nav--static .nav-links a::after { background: var(--primary); }

#navbar.scrolled .nav-links a.active-link,
#navbar.nav--static .nav-links a.active-link { color: var(--primary); }

/* Nav estática (páginas sin hero) */
#navbar.nav--static {
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(0,0,0,.08), 0 4px 24px rgba(0,0,0,.06);
}
#navbar.nav--static .nav-logo-name { color: var(--primary); }
#navbar.nav--static .nav-logo-tagline { color: var(--text-light); }
#navbar.nav--static .nav-hamburger span { background: var(--primary); }
#navbar.nav--static .nav-cta { background: var(--primary) !important; color: var(--white) !important; border-color: var(--primary) !important; }
#navbar.nav--static .nav-cta:hover { background: var(--accent) !important; color: var(--white) !important; border-color: var(--accent) !important; }
#navbar.nav--static .nav-region { color: var(--text-light); border-color: var(--border); }

.nav-cta {
    background: var(--white) !important;
    color: var(--primary) !important;
    font-weight: 700 !important;
    padding: 11px 28px !important;
    border-radius: 6px !important;
    letter-spacing: .02em;
    border: 2px solid transparent !important;
    transition: all .25s ease !important;
}

.nav-cta::after { display: none !important; }

.nav-cta:hover {
    background: var(--accent) !important;
    color: var(--dark) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(184,146,74,.35) !important;
}

#navbar.scrolled .nav-cta {
    background: var(--primary) !important;
    color: var(--white) !important;
    border-color: var(--primary) !important;
}

#navbar.scrolled .nav-cta:hover {
    background: var(--accent) !important;
    color: var(--dark) !important;
    border-color: var(--accent) !important;
}

.nav-region {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .78rem;
    font-weight: 600;
    color: rgba(255,255,255,.65);
    letter-spacing: .06em;
    padding: 4px 10px;
    border-left: 1px solid rgba(255,255,255,.15);
    border-right: 1px solid rgba(255,255,255,.15);
    margin: 0 4px;
}

#navbar.scrolled .nav-region {
    color: var(--text-light);
    border-color: var(--border);
}

.nav-flag {
    width: 18px;
    height: auto;
    border-radius: 2px;
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 6px;
    cursor: pointer;
    border-radius: 6px;
    transition: background .2s ease;
}

.nav-hamburger:hover { background: rgba(255,255,255,.10); }

.nav-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

#navbar.scrolled .nav-hamburger span { background: var(--primary); }

/* --- Hero / Banner ---------------------------------------- */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--dark, #010D00);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('../images/hero-bg.jpg?v=2');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(110deg, rgba(15,30,22,.94) 0%, rgba(28,58,40,.85) 50%, rgba(42,90,62,.45) 100%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(
            60deg,
            transparent,
            transparent 80px,
            rgba(255,255,255,.018) 80px,
            rgba(255,255,255,.018) 81px
        ),
        repeating-linear-gradient(
            -60deg,
            transparent,
            transparent 80px,
            rgba(255,255,255,.018) 80px,
            rgba(255,255,255,.018) 81px
        );
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(61,122,85,.15) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    padding: calc(var(--nav-height) + 40px) 0 80px;
}

.hero-content {}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(184,146,74,.10);
    border: 1px solid rgba(184,146,74,.30);
    color: var(--accent);
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    padding: 7px 16px;
    border-radius: 6px;
    margin-bottom: 28px;
    backdrop-filter: blur(4px);
}

.hero-badge i { font-size: .8rem; }

.hero-badge-flag {
    width: 18px;
    height: auto;
    border-radius: 2px;
    margin-left: 4px;
    opacity: .9;
}

.hero-title {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
}

.hero-title span {
    color: var(--accent);
    display: block;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255,255,255,.75);
    line-height: 1.75;
    margin-bottom: 40px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: rgba(255,255,255,.08);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 56px;
    border: 1px solid rgba(255,255,255,.08);
}

.hero-stat {
    background: rgba(255,255,255,.04);
    padding: 24px;
    text-align: center;
    backdrop-filter: blur(4px);
}

.hero-stat-num {
    font-family: 'Poppins', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent);
    display: block;
    line-height: 1;
    margin-bottom: 4px;
}

.hero-stat-label {
    font-size: .75rem;
    color: rgba(255,255,255,.6);
    letter-spacing: .04em;
    text-transform: uppercase;
    font-weight: 500;
}

.hero-visual {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.hero-card {
    background: rgba(0,0,0,.35);
    border: 1px solid rgba(255,255,255,.09);
    border-radius: 8px;
    padding: 24px 28px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    border-left: 3px solid rgba(184,146,74,.40);
}

.hero-card:hover {
    background: rgba(0,0,0,.45);
    transform: translateX(4px);
    border-left-color: var(--accent);
}

.hero-card-head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
}

.hero-card-icon {
    width: 40px;
    height: 40px;
    background: rgba(184,146,74,.12);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 17px;
    flex-shrink: 0;
}

.hero-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    font-family: 'Poppins', sans-serif;
}

.hero-card-body {
    font-size: .875rem;
    color: rgba(255,255,255,.65);
    line-height: 1.6;
    padding-left: 58px;
}

/* --- Buttons ---------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: var(--radius-full);
    font-size: .9rem;
    font-weight: 700;
    border: 2px solid transparent;
    transition: var(--transition);
    letter-spacing: .01em;
    white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 4px 20px rgba(255,255,255,.2);
}

.btn-primary:hover {
    background: var(--accent-light);
    box-shadow: 0 8px 30px rgba(255,255,255,.25);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,.35);
}

.btn-outline:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(255,255,255,.6);
}

.btn-green {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(28,58,40,.3);
}

.btn-green:hover {
    background: var(--primary-light);
    box-shadow: 0 8px 30px rgba(28,58,40,.4);
}

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

.btn-green-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-sm { padding: 9px 20px; font-size: .8rem; }
.btn-icon { width: 44px; height: 44px; padding: 0; border-radius: 50%; justify-content: center; }

/* --- About ------------------------------------------------ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-visual {
    position: relative;
}

.about-image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/5;
    background: linear-gradient(160deg, #0F1E16 0%, #1C3A28 40%, #2A5A3E 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 30%, rgba(184,146,74,.12) 0%, transparent 55%),
        radial-gradient(ellipse at 75% 75%, rgba(3,64,1,.7) 0%, transparent 50%);
}

.about-placeholder-icon {
    position: relative;
    z-index: 1;
    font-size: 130px;
    color: rgba(184,146,74,.18);
    filter: drop-shadow(0 0 40px rgba(184,146,74,.15));
}

.about-photo {
    width: 100%; height: 100%;
    object-fit: cover; object-position: center;
    display: block;
}

.about-badge-float {
    position: absolute;
    bottom: 32px;
    left: -32px;
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px 24px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 14px;
    z-index: 2;
    min-width: 200px;
}

.about-badge-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 22px;
    flex-shrink: 0;
}

.about-badge-text strong {
    display: block;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'Poppins', sans-serif;
    line-height: 1;
}

.about-badge-text span {
    font-size: .75rem;
    color: var(--text-light);
    font-weight: 500;
}

.about-deco {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    border: 3px solid var(--accent-light);
    border-radius: var(--radius);
    z-index: 0;
}

.about-content p {
    color: var(--text-mid);
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 36px;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about-feature-icon {
    width: 36px;
    height: 36px;
    background: var(--border-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-mid);
    font-size: 15px;
    flex-shrink: 0;
    margin-top: 2px;
}

.about-feature-text strong {
    display: block;
    font-size: .875rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 2px;
}

.about-feature-text span {
    font-size: .8rem;
    color: var(--text-light);
}

/* --- Services --------------------------------------------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
@media (max-width: 900px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-mid) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s ease;
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--border-light);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card--featured {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-color: var(--primary);
    color: var(--white);
}

.service-card--featured::before { background: rgba(255,255,255,.4); }

.service-card.service-card--featured h3,
.service-card.service-card--featured p,
.service-card.service-card--featured .service-benefit,
.service-card.service-card--featured .service-note { color: rgba(255,255,255,.95); }

.service-card.service-card--featured h3 {
    color: #ffffff;
    font-size: 1.4rem;
}

.service-card--featured .service-icon {
    background: rgba(255,255,255,.15);
    color: var(--white);
}

.service-card--featured .service-tag {
    background: rgba(255,255,255,.15);
    color: var(--white);
    border-color: rgba(255,255,255,.2);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--border-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 24px;
    flex-shrink: 0;
}

.service-card h3 {
    font-size: 1.35rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.service-card p {
    font-size: .9rem;
    color: var(--text-mid);
    line-height: 1.7;
}

.service-benefit {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: .875rem;
    color: var(--text-mid);
    line-height: 1.5;
}

.service-benefit i {
    color: var(--primary-mid);
    font-size: .75rem;
    margin-top: 4px;
    flex-shrink: 0;
}

.service-note {
    font-size: .8rem;
    color: var(--text-light);
    font-style: italic;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--border-light);
    border: 1px solid var(--border);
    color: var(--primary);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    align-self: flex-start;
}

/* --- Diplomado banner ------------------------------------- */
.diplomado-banner {
    display: flex;
    align-items: center;
    gap: 24px;
    background: linear-gradient(135deg, #010D00 0%, #034001 60%, #0D4A02 100%);
    border-radius: var(--radius-lg);
    padding: 28px 36px;
    margin-bottom: 48px;
    border: 1px solid rgba(184,146,74,.2);
}

.diplomado-banner-icon {
    width: 60px;
    height: 60px;
    background: rgba(184,146,74,.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #8ED91E;
    flex-shrink: 0;
}

.diplomado-banner-text {
    flex: 1;
}

.diplomado-banner-text strong {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    font-family: 'Poppins', sans-serif;
    margin-bottom: 4px;
}

.diplomado-banner-text span {
    font-size: .875rem;
    color: rgba(255,255,255,.8);
}

/* --- Courses grid ----------------------------------------- */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.course-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-mid);
}

.course-card--featured {
    border-color: var(--primary);
    box-shadow: 0 4px 24px rgba(28,58,40,.15);
}

.course-badge {
    background: var(--primary);
    color: var(--white);
    font-size: .7rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

.course-badge i { font-size: .65rem; }

.course-card-header {
    padding: 24px 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.course-number {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--primary-mid);
    background: var(--accent-light);
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.course-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #034001 0%, #0D4A02 100%);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    flex-shrink: 0;
}

.course-card--featured .course-icon {
    background: linear-gradient(135deg, #6E8C03 0%, #8ED91E 100%);
    color: #010D00;
}

.course-card-body {
    padding: 20px 24px;
    flex: 1;
}

.course-card-body h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
    line-height: 1.35;
    font-family: 'Poppins', sans-serif;
}

.course-card-body p {
    font-size: .875rem;
    color: var(--text-mid);
    line-height: 1.65;
    margin-bottom: 16px;
}

.course-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.course-tags span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: .72rem;
    font-weight: 600;
    color: var(--text-mid);
    background: var(--cream);
    border: 1px solid var(--border);
    padding: 3px 10px;
    border-radius: var(--radius-full);
}

.course-tags span i { color: var(--primary-mid); font-size: .65rem; }

.course-card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.course-includes {
    font-size: .78rem;
    color: var(--primary-mid);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.course-includes i { font-size: .75rem; }

.btn-outline-green {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: .8rem;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-outline-green:hover {
    background: var(--primary);
    color: var(--white);
}

/* --- Books benefit --------------------------------------- */
.courses-books {
    margin-top: 40px;
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px 28px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.courses-books-icon {
    width: 52px;
    height: 52px;
    background: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 22px;
    flex-shrink: 0;
}

.courses-books-img {
    height: 80px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
    border-radius: 4px;
}

.courses-books p {
    font-size: .9rem;
    color: var(--text-mid);
    line-height: 1.6;
    margin: 0;
}

.courses-books strong { color: var(--primary); }

/* --- Testimonials ----------------------------------------- */
.testimonials-track {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: var(--transition);
    position: relative;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.testimonial-quote-icon {
    font-size: 36px;
    color: var(--accent-light);
    line-height: 1;
    margin-bottom: 20px;
    font-family: 'Poppins', sans-serif;
    font-style: normal;
}

.testimonial-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 16px;
}

.testimonial-stars i { color: var(--gold-light); font-size: .85rem; }

.testimonial-text {
    font-size: .9375rem;
    color: var(--text-mid);
    line-height: 1.75;
    margin-bottom: 28px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.testimonial-avatar {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-mid) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    flex-shrink: 0;
}

.testimonial-info strong {
    display: block;
    font-size: .9rem;
    font-weight: 700;
    color: var(--primary);
}

.testimonial-info span {
    font-size: .8rem;
    color: var(--text-light);
    line-height: 1.4;
}

/* --- Contact ---------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info {}

.contact-info p {
    color: var(--text-mid);
    line-height: 1.75;
    margin-bottom: 36px;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 36px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-item-icon {
    width: 44px;
    height: 44px;
    background: var(--border-light);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
}

.contact-item-text strong {
    display: block;
    font-size: .875rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 2px;
}

.contact-item-text a,
.contact-item-text span {
    font-size: .9rem;
    color: var(--text-mid);
}

.contact-item-text a:hover { color: var(--primary); }

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

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    background: var(--border-light);
    color: var(--primary);
    transition: var(--transition);
}

.social-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* --- Contact Form ----------------------------------------- */
.contact-form-wrap {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 44px;
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--text-mid);
    margin-bottom: 8px;
}

.form-group label span.required {
    color: #E53E3E;
    margin-left: 2px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: .9375rem;
    font-family: inherit;
    color: var(--text-dark);
    background: var(--cream);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    outline: none;
    appearance: none;
}

.form-control:focus {
    background: var(--white);
    border-color: var(--primary-mid);
    box-shadow: 0 0 0 3px rgba(61,122,85,.12);
}

.form-control::placeholder { color: var(--text-light); }

textarea.form-control { resize: vertical; min-height: 120px; }

select.form-control {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

.form-submit {
    text-align: right;
    margin-top: 8px;
}

.form-alert {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: .9rem;
    font-weight: 500;
    margin-bottom: 20px;
}

.form-alert.success {
    display: flex;
    background: #F0FFF4;
    border: 1px solid #9AE6B4;
    color: #276749;
}

.form-alert.error {
    display: flex;
    background: #FFF5F5;
    border: 1px solid #FEB2B2;
    color: #C53030;
}

/* --- WhatsApp Float --------------------------------------- */
#whatsapp-float {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.whatsapp-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 4px 20px rgba(37,211,102,.45);
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-btn:hover {
    background: #1DA851;
    transform: scale(1.08);
    box-shadow: 0 8px 30px rgba(37,211,102,.5);
}

.whatsapp-tooltip {
    background: var(--dark);
    color: var(--white);
    font-size: .8rem;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(8px);
    transition: var(--transition);
    pointer-events: none;
}

#whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* --- Footer ----------------------------------------------- */
footer {
    background: var(--dark);
    color: rgba(255,255,255,.75);
}

.footer-top {
    padding: 72px 0 48px;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
}

.footer-brand {}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-logo-img {
    height: 80px;
    width: auto;
    display: block;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    flex-shrink: 0;
}

.footer-logo-name {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
}

.footer-brand p {
    font-size: .875rem;
    line-height: 1.75;
    margin-bottom: 24px;
    color: rgba(255,255,255,.6);
}

.footer-social {
    display: flex;
    gap: 8px;
}

.footer-social-link {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,.7);
    font-size: 14px;
    transition: var(--transition);
}

.footer-social-link:hover {
    background: var(--primary-light);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-col h4 {
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 20px;
    font-family: 'Poppins', sans-serif;
}

.footer-links li { margin-bottom: 10px; }

.footer-links a {
    font-size: .875rem;
    color: rgba(255,255,255,.6);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.footer-links a i { font-size: .7rem; color: var(--accent); }
.footer-links a:hover { color: var(--white); padding-left: 4px; }

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
    font-size: .875rem;
    color: rgba(255,255,255,.6);
}

.footer-contact li i {
    color: var(--accent);
    font-size: .9rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.08);
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-bottom p {
    font-size: .8rem;
    color: rgba(255,255,255,.4);
}

.footer-bottom-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.footer-chile {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: .78rem;
    color: rgba(255,255,255,.45);
    font-weight: 500;
    letter-spacing: .03em;
}

.footer-flag {
    width: 20px;
    height: auto;
    border-radius: 2px;
    opacity: .8;
}

/* --- Scroll to top ---------------------------------------- */
#scroll-top {
    position: fixed;
    bottom: 104px;
    right: 36px;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    opacity: 0;
    pointer-events: none;
    z-index: 998;
}

#scroll-top.visible {
    opacity: 1;
    pointer-events: auto;
}

#scroll-top:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

/* --- Animations ------------------------------------------- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(.92); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-8px); }
}

/* Hero load animations */
.hero-badge    { animation: fadeInUp .6s ease both; animation-delay: .1s; }
.hero-title    { animation: fadeInUp .7s ease both; animation-delay: .25s; }
.hero-subtitle { animation: fadeInUp .7s ease both; animation-delay: .4s; }
.hero-actions  { animation: fadeInUp .7s ease both; animation-delay: .55s; }
.hero-stats    { animation: fadeInUp .7s ease both; animation-delay: .7s; }
.hero-card:nth-child(1) { animation: fadeInRight .6s ease both; animation-delay: .3s; }
.hero-card:nth-child(2) { animation: fadeInRight .6s ease both; animation-delay: .45s; }
.hero-card:nth-child(3) { animation: fadeInRight .6s ease both; animation-delay: .6s; }

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .65s cubic-bezier(.25,.46,.45,.94), transform .65s cubic-bezier(.25,.46,.45,.94);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-28px);
    transition: opacity .65s cubic-bezier(.25,.46,.45,.94), transform .65s cubic-bezier(.25,.46,.45,.94);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
    opacity: 0;
    transform: translateX(28px);
    transition: opacity .65s cubic-bezier(.25,.46,.45,.94), transform .65s cubic-bezier(.25,.46,.45,.94);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

.reveal-scale {
    opacity: 0;
    transform: scale(.94);
    transition: opacity .65s cubic-bezier(.25,.46,.45,.94), transform .65s cubic-bezier(.25,.46,.45,.94);
}
.reveal-scale.visible { opacity: 1; transform: scale(1); }

.reveal-delay-1 { transition-delay: .10s; }
.reveal-delay-2 { transition-delay: .20s; }
.reveal-delay-3 { transition-delay: .30s; }
.reveal-delay-4 { transition-delay: .40s; }
.reveal-delay-5 { transition-delay: .50s; }
.reveal-delay-6 { transition-delay: .60s; }

@media (prefers-reduced-motion: reduce) {
    .reveal, .reveal-left, .reveal-right, .reveal-scale {
        opacity: 1 !important; transform: none !important; transition: none !important;
    }
}

/* --- Mobile Navigation ------------------------------------ */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--primary-dark);
    z-index: 1100;
    display: flex;
    flex-direction: column;
    padding: 28px 24px;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4,0,.2,1);
}

.mobile-menu.open { transform: translateX(0); }

.mobile-menu-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 48px;
}

.mobile-menu-close {
    background: rgba(255,255,255,.1);
    border: none;
    color: var(--white);
    width: 44px;
    height: 44px;
    border-radius: 6px;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-nav-links a {
    font-size: 1.1rem;
    font-weight: 600;
    color: rgba(255,255,255,.85);
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
}

.mobile-nav-links a:hover {
    background: rgba(255,255,255,.08);
    color: var(--white);
}

.mobile-nav-links a i { width: 20px; text-align: center; color: var(--accent); }

.mobile-menu-cta {
    margin-top: auto;
    padding-top: 32px;
}

/* --- Responsive ------------------------------------------- */
@media (max-width: 1024px) {
    :root { --section-pad: 80px; }

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }

    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-visual { display: none; }
    .hero-stats { max-width: 480px; margin-left: auto; margin-right: auto; }

    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .about-visual { display: none; }

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

    .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    :root { --section-pad: 64px; }

    .nav-links { display: none; }
    .nav-hamburger { display: flex; }

    .hero-stats { grid-template-columns: 1fr; }

    .services-grid { grid-template-columns: 1fr; }

    .testimonials-track { grid-template-columns: 1fr; }

    .courses-grid { grid-template-columns: 1fr; }
    .diplomado-banner { flex-direction: column; text-align: center; gap: 16px; padding: 24px; }

    .contact-grid { grid-template-columns: 1fr; gap: 40px; }

    .contact-form-wrap { padding: 28px 20px; }
    .form-row { grid-template-columns: 1fr; }

    .footer-top { grid-template-columns: 1fr; gap: 36px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2rem; }
    .btn-lg { padding: 13px 24px; font-size: .9rem; }
}

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

.blog-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border);
}

.blog-card-img-wrap {
    display: block;
    overflow: hidden;
    height: 200px;
}

.blog-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform .4s ease;
}

.blog-card:hover .blog-card-img { transform: scale(1.04); }

.blog-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card-date {
    font-size: .75rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: 10px;
    display: block;
}

.blog-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
    line-height: 1.35;
}

.blog-card-title a { color: inherit; }
.blog-card-title a:hover { color: var(--accent); }

.blog-card-excerpt {
    font-size: .875rem;
    color: var(--text-mid);
    line-height: 1.6;
    flex: 1;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-link {
    font-size: .85rem;
    font-weight: 600;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap .2s ease;
}

.blog-card-link:hover { gap: 10px; }

/* Blog preview en index */
.blog-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

@media (max-width: 900px) {
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-preview-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .blog-grid { grid-template-columns: 1fr; }
    .blog-preview-grid { grid-template-columns: 1fr; }
}