/* ============================================================
   PLATAFORMA NORTE — style.css  (v4 · Minimalist Light)
   Inspired by European Flight Academy · Clean · Professional
   ============================================================ */

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

:root {
    --white:   #ffffff;
    --off:     #f7f7f7;
    --light:   #f0f0f0;
    --border:  #e5e5e5;
    --text:    #1a1a1a;
    --text-2:  #5c5c5c;
    --text-3:  #999999;
    --red:     #d72638;
    --red-d:   #b81e2c;
    --dark:    #111111;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    background: var(--white);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4 { font-family: 'Montserrat', sans-serif; }
a { text-decoration: none; color: inherit; }
.red { color: var(--red); }

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 40px;
}

.bg-off { background: var(--off); }

/* ── Reveal ─────────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Shared ─────────────────────────────────────────────────── */
.eyebrow {
    font-family: 'Montserrat', sans-serif;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: 3.5px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 14px;
}

.h2 {
    font-size: clamp(1.9rem, 3.5vw, 2.8rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -.5px;
    color: var(--text);
    margin-bottom: 20px;
}

.sec-head {
    text-align: center;
    margin-bottom: 64px;
}
.sec-sub {
    font-size: .97rem;
    color: var(--text-2);
    max-width: 540px;
    margin: 0 auto;
    line-height: 1.75;
}
.sec-sub strong { color: var(--text); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn-primary {
    display: inline-block;
    background: var(--red);
    color: var(--white);
    border: none;
    padding: 14px 34px;
    border-radius: 3px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: .85rem;
    letter-spacing: .5px;
    cursor: pointer;
    transition: background .2s, transform .2s;
}
.btn-primary:hover { background: var(--red-d); transform: translateY(-1px); }

.btn-text {
    background: none;
    border: none;
    color: var(--text-2);
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: .85rem;
    cursor: pointer;
    transition: color .2s;
    padding: 0;
}
.btn-text:hover { color: var(--red); }

.link-arrow {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: .85rem;
    color: var(--red);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap .2s;
    margin-top: 8px;
}
.link-arrow:hover { gap: 10px; }


/* ════════════════════════════════════════════════════════════
   NAVBAR
   ════════════════════════════════════════════════════════════ */
#navbar {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    background: var(--white);
    border-bottom: 1px solid transparent;
    padding: 0;
    transition: border-color .3s, box-shadow .3s;
}
#navbar.scrolled {
    border-bottom-color: var(--border);
    box-shadow: 0 2px 16px rgba(0 0 0 / .05);
}

.nav-inner {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 40px;
    height: 68px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.nav-logo-img { width: 34px; height: 34px; }
.nav-logo-words {
    display: flex;
    flex-direction: column;
    line-height: 1;
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: .72rem;
    letter-spacing: 2.5px;
    color: var(--text);
}
.nav-norte { color: var(--red); }

.nav-links {
    display: flex;
    gap: 32px;
    margin-left: auto;
}
.nav-links a {
    font-family: 'Montserrat', sans-serif;
    font-size: .8rem;
    font-weight: 600;
    color: var(--text-2);
    letter-spacing: .3px;
    transition: color .2s;
}
.nav-links a:hover { color: var(--text); }

.nav-cta {
    background: var(--red);
    color: var(--white);
    border: none;
    padding: 9px 20px;
    border-radius: 3px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: .75rem;
    letter-spacing: .5px;
    cursor: pointer;
    transition: background .2s;
    white-space: nowrap;
}
.nav-cta:hover { background: var(--red-d); }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    margin-left: auto;
    padding: 4px;
}
.hamburger span { display: block; width: 22px; height: 1.5px; background: var(--text); border-radius: 2px; }

.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--white);
    border-top: 1px solid var(--border);
    padding: 12px 40px 20px;
    gap: 2px;
}
.mobile-menu a {
    font-family: 'Montserrat', sans-serif;
    font-size: .9rem;
    font-weight: 600;
    color: var(--text-2);
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child { border: none; }
.mobile-menu.open { display: flex; }
.mob-cta { color: var(--red) !important; font-weight: 700 !important; }


/* ════════════════════════════════════════════════════════════
   HERO — split layout
   ════════════════════════════════════════════════════════════ */
#hero {
    display: grid;
    grid-template-columns: 55fr 45fr;
    min-height: 100vh;
    padding-top: 68px;
}

.hero-left {
    background: var(--white);
    padding: 80px 60px 80px 40px;
    max-width: 700px;
    margin-left: auto;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0;
}

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Montserrat', sans-serif;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 28px;
}
.hero-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--red);
    flex-shrink: 0;
}

.hero-h1 {
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -1.5px;
    color: var(--text);
    margin-bottom: 28px;
    text-transform: lowercase;
}
.hero-red { color: var(--red); }

.hero-desc {
    font-size: 1rem;
    color: var(--text-2);
    line-height: 1.75;
    max-width: 440px;
    margin-bottom: 36px;
}

.hero-btns {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 52px;
    flex-wrap: wrap;
}

/* mini trust indicators */
.hero-trust {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-top: 36px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}
.ht-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.ht-item strong {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}
.ht-item span {
    font-size: .7rem;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}
.ht-div { width: 1px; height: 32px; background: var(--border); }

/* right image panel */
.hero-right {
    background: #1c1c1c;
    position: relative;
    overflow: hidden;
}
.hero-img-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 40px;
    text-align: center;
}
.hero-logo-float {
    width: 140px;
    height: 140px;
    opacity: .15;
    animation: spinSlow 80s linear infinite;
}
@keyframes spinSlow {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}
.hero-ph-text {
    font-size: .78rem;
    color: rgba(255 255 255 / .25);
    line-height: 1.6;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
}
.hero-img-caption {
    position: absolute;
    bottom: 24px;
    left: 24px;
    font-family: 'Montserrat', sans-serif;
    font-size: .65rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255 255 255 / .3);
}


/* ════════════════════════════════════════════════════════════
   NOSOTROS
   ════════════════════════════════════════════════════════════ */
#nosotros { padding: 120px 0; background: var(--white); }

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

.about-img { position: relative; }
.about-img-box {
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}
.img-ph {
    background: var(--light);
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    border: 1px solid var(--border);
}
.ip-icon { font-size: 3.5rem; opacity: .35; }
.ip-label { font-size: .78rem; color: var(--text-3); }
.about-img-tag {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    background: var(--red);
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 10px 18px;
    text-align: center;
}

.about-text p {
    color: var(--text-2);
    line-height: 1.85;
    margin-bottom: 16px;
    font-size: .97rem;
}
.about-text strong { color: var(--text); }

.about-stats {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 28px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin: 28px 0 24px;
    flex-wrap: wrap;
}
.astat { text-align: center; }
.astat-n {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--red);
    line-height: 1;
}
.astat-n span { font-size: 1.2rem; }
.astat-label {
    font-size: .72rem;
    color: var(--text-3);
    line-height: 1.4;
    margin-top: 4px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.astat-div { width: 1px; height: 40px; background: var(--border); }


/* ════════════════════════════════════════════════════════════
   CURSOS
   ════════════════════════════════════════════════════════════ */
#cursos { padding: 120px 0; }

.courses-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 28px;
}

.c-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 28px 24px;
    position: relative;
    transition: border-color .25s, box-shadow .25s, transform .25s;
    display: flex;
    flex-direction: column;
}
.c-card:hover {
    border-color: var(--red);
    box-shadow: 0 4px 24px rgba(0 0 0 / .07);
    transform: translateY(-3px);
}

.c-card.featured {
    border-color: var(--red);
}
.c-featured-label {
    position: absolute;
    top: -1px;
    right: 18px;
    background: var(--red);
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-size: .6rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 0 0 3px 3px;
}

.c-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}
.c-num {
    font-family: 'Montserrat', sans-serif;
    font-size: .62rem;
    font-weight: 700;
    color: var(--text-3);
    letter-spacing: 1px;
}
.c-icon { font-size: 1.6rem; }

.c-tag {
    font-family: 'Montserrat', sans-serif;
    font-size: .6rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 8px;
}

.c-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
    line-height: 1.3;
}
.c-card p {
    font-size: .83rem;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 16px;
    flex: 1;
}

.c-card ul {
    list-style: none;
    margin-bottom: 22px;
}
.c-card ul li {
    font-size: .78rem;
    color: var(--text-2);
    padding: 5px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.4;
}
.c-card ul li::before {
    content: '—';
    color: var(--red);
    flex-shrink: 0;
    font-size: .75rem;
}

.c-card button {
    width: 100%;
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    padding: 10px;
    border-radius: 2px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: .72rem;
    letter-spacing: .5px;
    cursor: pointer;
    transition: all .2s;
    margin-top: auto;
}
.c-card button:hover {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}
.c-card.featured button {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}
.c-card.featured button:hover { background: var(--red-d); }

/* Courses group sub-label */
.courses-group-label {
    font-family: 'Montserrat', sans-serif;
    font-size: .65rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

/* 3-column grid variant */
.courses-grid--3 {
    grid-template-columns: repeat(3, 1fr);
    margin-bottom: 16px;
}

/* Habilitaciones adicionales */
.habilitaciones-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 16px;
}
.hab-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 18px 22px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: border-color .2s;
}
.hab-item:hover { border-color: var(--red); }
.hab-icon { font-size: 1.5rem; flex-shrink: 0; }
.hab-item div { display: flex; flex-direction: column; gap: 2px; }
.hab-item strong { font-family: 'Montserrat', sans-serif; font-size: .9rem; font-weight: 700; color: var(--text); }
.hab-item span { font-size: .68rem; color: var(--text-3); text-transform: uppercase; letter-spacing: 1.5px; font-family: 'Montserrat', sans-serif; font-weight: 600; }

/* Formación a Distancia banner */
.fd-banner {
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}
.fd-ico { font-size: 1.5rem; flex-shrink: 0; }
.fd-banner div { display: flex; flex-direction: column; gap: 3px; }
.fd-banner strong { font-family: 'Montserrat', sans-serif; font-size: .88rem; font-weight: 700; color: var(--text); }
.fd-banner span { font-size: .82rem; color: var(--text-2); line-height: 1.6; }

/* ANAC bar */
.anac-bar {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 20px 28px;
    display: flex;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
}
.anac-left { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 200px; }
.anac-ico { font-size: 1.5rem; }
.anac-left div { display: flex; flex-direction: column; gap: 2px; }
.anac-left strong { font-family: 'Montserrat', sans-serif; font-size: .85rem; font-weight: 700; }
.anac-left span { font-size: .75rem; color: var(--text-2); }
.anac-bar > p { font-size: .82rem; color: var(--text-3); flex: 1; min-width: 180px; }


/* ════════════════════════════════════════════════════════════
   POR QUÉ NOSOTROS
   ════════════════════════════════════════════════════════════ */
#porque { padding: 120px 0; background: var(--white); }

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 3px;
    overflow: hidden;
}
.why-item {
    padding: 36px 28px;
    border-right: 1px solid var(--border);
    transition: background .2s;
    position: relative;
}
.why-item:last-child { border-right: none; }
.why-item::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--red);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s;
}
.why-item:hover { background: var(--off); }
.why-item:hover::after { transform: scaleX(1); }

.why-icon { font-size: 1.8rem; margin-bottom: 16px; display: block; }
.why-item h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: .95rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}
.why-item p { font-size: .83rem; color: var(--text-2); line-height: 1.7; }


/* ════════════════════════════════════════════════════════════
   CÓMO FUNCIONA
   ════════════════════════════════════════════════════════════ */
#como { padding: 120px 0; }

.steps {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 0;
    align-items: start;
    margin-bottom: 48px;
}
.step { padding: 0 20px; }
.step-n {
    font-family: 'Montserrat', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    color: var(--red);
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -2px;
}
.step h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: .97rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}
.step p { font-size: .85rem; color: var(--text-2); line-height: 1.7; }

.step-sep {
    width: 1px;
    height: 80px;
    background: var(--border);
    margin-top: 20px;
    align-self: flex-start;
}

.steps-cta { text-align: center; }


/* ════════════════════════════════════════════════════════════
   FLOTA
   ════════════════════════════════════════════════════════════ */
#flota { padding: 120px 0; background: var(--white); }

.fleet-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.fleet-grid--3 { grid-template-columns: repeat(3, 1fr); }
.f-img--sim { background: #0f1a2e; }
.f-num--sim { border-radius: 3px; width: auto; padding: 0 10px; font-size: .65rem; letter-spacing: 1px; }

.f-card {
    border: 1px solid var(--border);
    border-radius: 3px;
    overflow: hidden;
    transition: border-color .25s, box-shadow .25s, transform .25s;
}
.f-card:hover {
    border-color: var(--red);
    box-shadow: 0 4px 24px rgba(0 0 0 / .07);
    transform: translateY(-3px);
}

.f-img {
    background: #1c1c1c;
    height: 220px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.f-img img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }

.f-ph {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
    z-index: 1;
}
.f-ph-plane { font-size: 4rem; opacity: .2; }
.f-ph-hint { font-size: .72rem; color: rgba(255 255 255 / .3); line-height: 1.6; }
.f-ph-hint code { background: rgba(255 255 255 / .1); padding: 1px 5px; border-radius: 2px; font-size: .68rem; }

.f-num {
    position: absolute;
    top: 14px;
    right: 14px;
    background: var(--red);
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-size: .75rem;
    font-weight: 700;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.f-body { padding: 24px 26px; background: var(--white); }
.f-body h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.f-body p { font-size: .83rem; color: var(--text-2); line-height: 1.7; margin-bottom: 18px; }

.f-specs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}
.fs { display: flex; flex-direction: column; gap: 2px; }
.fs span { font-size: .6rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); font-family: 'Montserrat', sans-serif; font-weight: 600; }
.fs strong { font-size: .8rem; font-weight: 700; color: var(--text); font-family: 'Montserrat', sans-serif; }


/* ════════════════════════════════════════════════════════════
   CONTACTO
   ════════════════════════════════════════════════════════════ */
#contacto { padding: 120px 0; }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 80px;
    align-items: start;
}

.contact-info p {
    font-size: .95rem;
    color: var(--text-2);
    line-height: 1.75;
    margin-bottom: 36px;
}

.cinfo-list { display: flex; flex-direction: column; margin-bottom: 32px; }
.cinfo-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}
.cinfo-item:first-child { border-top: 1px solid var(--border); }
.cinfo-label {
    font-family: 'Montserrat', sans-serif;
    font-size: .62rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 2px;
}
.cinfo-item a {
    font-size: .9rem;
    color: var(--text);
    transition: color .2s;
}
.cinfo-item a:hover { color: var(--red); }
.cinfo-item span { font-size: .9rem; color: var(--text-2); }

.wa-btns { display: flex; flex-direction: column; gap: 10px; }
.wa-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    background: #25d366;
    color: #fff;
    padding: 12px 20px;
    border-radius: 3px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: .8rem;
    transition: background .2s, transform .2s;
    border: 1.5px solid transparent;
}
.wa-btn:hover { background: #1ebe5c; transform: translateY(-1px); }
.wa-btn.outline {
    background: transparent;
    border-color: #25d366;
    color: #1ebe5c;
}
.wa-btn.outline:hover { background: rgba(37 211 102 / .08); }

/* form */
.contact-form {
    background: var(--off);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 40px;
}
form h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 24px;
}
.f2col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fg { margin-bottom: 14px; }
.fg label {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: .62rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 6px;
}
.fg input,
.fg select,
.fg textarea {
    width: 100%;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 2px;
    padding: 11px 13px;
    color: var(--text);
    font-family: 'Open Sans', sans-serif;
    font-size: .88rem;
    outline: none;
    transition: border-color .2s;
    appearance: none;
    -webkit-appearance: none;
}
.fg input:focus,
.fg select:focus,
.fg textarea:focus { border-color: var(--red); }
.fg select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 34px;
}
.fg textarea { resize: vertical; }

.btn-submit {
    width: 100%;
    background: var(--red);
    color: var(--white);
    border: none;
    padding: 14px;
    border-radius: 3px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: .82rem;
    letter-spacing: .5px;
    cursor: pointer;
    transition: background .2s, transform .2s;
    margin-top: 4px;
}
.btn-submit:hover { background: var(--red-d); transform: translateY(-1px); }
.btn-submit:disabled { opacity: .6; cursor: default; transform: none; }

.form-ok {
    text-align: center;
    color: #16a34a;
    font-size: .85rem;
    font-weight: 600;
    margin-top: 12px;
    padding: 12px;
    background: rgba(22 163 74 / .07);
    border: 1px solid rgba(22 163 74 / .2);
    border-radius: 3px;
}


/* ════════════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════════════ */
footer {
    background: var(--white);
    border-top: 1px solid var(--border);
}

.footer-inner {
    max-width: 1160px;
    margin: 0 auto;
    padding: 48px 40px;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-logo { width: 42px; height: 42px; }
.footer-words {
    display: flex;
    flex-direction: column;
    line-height: 1;
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: .8rem;
    letter-spacing: 2.5px;
    color: var(--text);
}
.footer-sub {
    font-size: .55rem;
    letter-spacing: 2.5px;
    color: var(--text-3);
    margin-top: 5px;
    font-weight: 600;
}

.footer-nav { display: flex; flex-direction: column; gap: 8px; }
.footer-nav a {
    font-size: .82rem;
    color: var(--text-2);
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    transition: color .2s;
}
.footer-nav a:hover { color: var(--red); }

.footer-contact { display: flex; flex-direction: column; gap: 6px; }
.footer-contact a {
    font-size: .8rem;
    color: var(--text-2);
    transition: color .2s;
}
.footer-contact a:hover { color: var(--red); }

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 16px 40px;
    max-width: 1160px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.footer-bottom span { font-size: .72rem; color: var(--text-3); }
.footer-claim {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: 2px;
    font-size: .65rem !important;
    text-transform: uppercase;
}


/* ════════════════════════════════════════════════════════════
   WHATSAPP FAB
   ════════════════════════════════════════════════════════════ */
.fab-wa {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 990;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #25d366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37 211 102 / .35);
    transition: transform .25s, box-shadow .25s;
}
.fab-wa svg { width: 24px; height: 24px; }
.fab-wa:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(37 211 102 / .5); }


/* ════════════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
    .courses-grid { grid-template-columns: repeat(2, 1fr); }
    .courses-grid--3 { grid-template-columns: repeat(2, 1fr); }
    .fleet-grid--3 { grid-template-columns: 1fr 1fr; }
    .habilitaciones-grid { grid-template-columns: 1fr 1fr; }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .why-item { border-bottom: 1px solid var(--border); }
    .why-item:nth-child(2) { border-right: none; }
}

@media (max-width: 900px) {
    #hero { grid-template-columns: 1fr; }
    .hero-left { max-width: 100%; padding: 80px 40px 60px; margin: 0; }
    .hero-right { height: 300px; }
    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .about-img { display: none; }
    .fleet-grid { grid-template-columns: 1fr; }
    .fleet-grid--3 { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; }
    .steps { grid-template-columns: 1fr; gap: 32px; }
    .step-sep { display: none; }
    .step { padding: 0; }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }
    .container { padding: 0 24px; }
    .nav-inner { padding: 0 24px; }
    #nosotros, #cursos, #flota, #porque, #como, #contacto { padding: 80px 0; }
    .courses-grid { grid-template-columns: 1fr; }
    .courses-grid--3 { grid-template-columns: 1fr; }
    .habilitaciones-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; }
    .why-item:nth-child(2) { border-right: none; }
    .why-item { border-right: none; border-bottom: 1px solid var(--border); }
    .f-specs { grid-template-columns: repeat(2, 1fr); }
    .f2col { grid-template-columns: 1fr; }
    .contact-form { padding: 28px 24px; }
    .footer-inner { padding: 36px 24px; }
    .footer-bottom { padding: 14px 24px; flex-direction: column; text-align: center; }
    .hero-left { padding: 60px 24px 48px; }
    .hero-trust { gap: 14px; }
}

@media (max-width: 480px) {
    .hero-btns { flex-direction: column; align-items: flex-start; gap: 14px; }
    .hero-h1 { font-size: 2.4rem; }
}