@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
    --asfalto: #14171F;
    --asfalto-2: #1E222C;
    --concreto: #EDEBE6;
    --concreto-2: #F7F6F3;
    --ambar: #FFB627;
    --ambar-oscuro: #E09E1A;
    --teal: #00C2A8;
    --teal-oscuro: #009684;
    --tinta: #14171F;
    --gris-texto: #5B5F6B;
    --borde: #DEDBD3;
    --rojo: #E5484D;
    --verde: #1F9D63;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', Arial, sans-serif;
    background: var(--concreto-2);
    color: var(--tinta);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .titular {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.mono { font-family: 'JetBrains Mono', monospace; }

a { color: inherit; }

header {
    background: var(--asfalto);
    padding: 18px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
}

header .logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--concreto-2);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

header .logo .punto { color: var(--ambar); }

nav a {
    margin-left: 24px;
    color: #B7BAC4;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: color 0.15s ease;
}

nav a:hover { color: var(--concreto-2); }

nav a.destacado {
    background: var(--ambar);
    color: var(--asfalto);
    padding: 9px 18px;
    border-radius: 8px;
    font-weight: 600;
}

nav a.destacado:hover { background: var(--ambar-oscuro); color: var(--asfalto); }

.hero {
    background: var(--asfalto);
    color: var(--concreto-2);
    padding: 90px 32px 110px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -40%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0,194,168,0.18) 0%, rgba(0,194,168,0) 70%);
}

.hero-contenido {
    max-width: 620px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ambar);
    background: rgba(255,182,39,0.1);
    border: 1px solid rgba(255,182,39,0.3);
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 28px;
}

.eyebrow .punto-vivo {
    width: 6px; height: 6px;
    background: var(--ambar);
    border-radius: 50%;
    animation: pulso 2s infinite;
}

@keyframes pulso {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero h1 { font-size: 44px; line-height: 1.12; margin-bottom: 18px; }

.hero p.subtitulo-hero {
    font-size: 17px;
    color: #A7ABB6;
    max-width: 460px;
    margin: 0 auto 36px;
}

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

.placa {
    background: var(--asfalto-2);
    border: 1px solid #333747;
    border-radius: 14px;
    padding: 28px 30px;
    max-width: 420px;
    margin: 56px auto 0;
    position: relative;
    text-align: left;
    box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}

.placa::before, .placa::after {
    content: "";
    position: absolute;
    width: 8px; height: 8px;
    background: #444859;
    border-radius: 50%;
    top: 14px;
}

.placa::before { left: 14px; }
.placa::after { right: 14px; }

.placa-fila {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 0;
    border-bottom: 1px dashed #333747;
}

.placa-fila:last-child { border-bottom: none; }

.placa-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #6F7383;
}

.placa-valor {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    color: var(--concreto-2);
    font-weight: 500;
}

.placa-estado {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 700;
    color: var(--teal);
}

.placa-estado::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--teal);
}

button, .boton {
    font-family: 'Inter', sans-serif;
    padding: 13px 26px;
    border-radius: 9px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    transition: transform 0.1s ease, background 0.15s ease;
}

button:active, .boton:active { transform: scale(0.98); }

.boton-primario, button[type="submit"] {
    background: var(--ambar);
    color: var(--asfalto);
    width: 100%;
}

.boton-primario:hover, button[type="submit"]:hover { background: var(--ambar-oscuro); }

.boton-secundario {
    background: transparent;
    color: var(--concreto-2);
    border: 1.5px solid #3A3F4E;
}

.boton-secundario:hover { border-color: var(--teal); color: var(--teal); }

main { min-height: calc(100vh - 200px); }

.contenedor {
    max-width: 460px;
    margin: 64px auto;
    background: #fff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(20,23,31,0.06);
    border: 1px solid var(--borde);
}

.contenedor.ancho { max-width: 760px; }

.contenedor h1 { font-size: 26px; margin-bottom: 6px; }
.contenedor p.subtitulo { color: var(--gris-texto); margin-bottom: 28px; font-size: 14.5px; }

label {
    display: block;
    font-weight: 600;
    margin-top: 18px;
    margin-bottom: 7px;
    font-size: 13.5px;
}

input, select {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--borde);
    border-radius: 9px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    background: var(--concreto-2);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--teal);
    background: #fff;
}

input.mono-input { font-family: 'JetBrains Mono', monospace; }

.enlace-secundario { margin-top: 20px; text-align: center; font-size: 14px; color: var(--gris-texto); }
.enlace-secundario a { color: var(--teal-oscuro); font-weight: 600; text-decoration: none; }

.mensaje {
    margin-top: 18px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
}

.mensaje.exito { background: #E4F7EF; color: var(--verde); }
.mensaje.error { background: #FCE8E8; color: var(--rojo); }
.mensaje.alerta { background: #FFF4DD; color: #92610A; }

table { width: 100%; border-collapse: collapse; margin-top: 18px; }

th {
    text-align: left;
    padding: 10px 12px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gris-texto);
    border-bottom: 2px solid var(--borde);
}

td { padding: 14px 12px; border-bottom: 1px solid var(--borde); font-size: 14px; }
td.serial-celda { font-family: 'JetBrains Mono', monospace; font-weight: 600; }

.badge {
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge.ok { background: #E4F7EF; color: var(--verde); }
.badge.robada { background: #FCE8E8; color: var(--rojo); }

.foto-mini { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; background: var(--concreto); }

.resultado-consulta { margin-top: 24px; border-radius: 14px; overflow: hidden; border: 1.5px solid var(--borde); }

.resultado-header { padding: 20px 22px; display: flex; align-items: center; gap: 12px; font-weight: 700; }
.resultado-header.ok { background: #E4F7EF; color: var(--verde); }
.resultado-header.robada { background: #FCE8E8; color: var(--rojo); }
.resultado-header.no-existe { background: #FFF4DD; color: #92610A; }

.resultado-cuerpo { padding: 20px 22px; background: #fff; }
.resultado-cuerpo img { width: 100%; max-width: 240px; border-radius: 10px; margin-bottom: 14px; display: block; }

.subir-foto {
    margin-top: 18px;
    border: 2px dashed var(--borde);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s ease;
}

.subir-foto:hover { border-color: var(--teal); }
.subir-foto.arrastrando { border-color: var(--teal); background: #F0FBF9; }

.preview-foto { width: 100%; max-width: 220px; border-radius: 10px; margin-top: 14px; display: none; }

footer { background: var(--asfalto); color: #6F7383; text-align: center; padding: 24px; font-size: 13px; }
footer a { color: #A7ABB6; }

@media (max-width: 640px) {
    header { padding: 16px 20px; flex-wrap: wrap; gap: 12px; }
    .hero { padding: 60px 20px 80px; }
    .hero h1 { font-size: 32px; }
    .contenedor { margin: 32px 16px; padding: 28px; }
    .placa { margin: 40px 16px 0; }
}

a:focus-visible, button:focus-visible, input:focus-visible {
    outline: 2px solid var(--teal);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
}