/* SEREBES — landing provisional. Sin recursos externos. */
:root {
    --navy: #06264a;
    --navy-900: #041a33;
    --navy-700: #0c3a6b;
    --orange: #ff5b16;
    --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html, body { height: 100%; }

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
    font-family: var(--font);
    color: #e7eef6;
    background:
        radial-gradient(1000px 500px at 85% 20%, rgba(255, 91, 22, .16), transparent 60%),
        linear-gradient(160deg, var(--navy-900) 0%, var(--navy) 55%, var(--navy-700) 100%);
    background-color: var(--navy);
    background-attachment: fixed;
}

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

:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 4px; }

.grid-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
    background-size: 48px 48px;
}

.landing {
    position: relative;
    flex: 1;
    width: min(100% - 40px, 1200px);
    margin-inline: auto;
    display: grid;
    grid-template-columns: auto 1fr;   /* escudo a la izquierda del texto */
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
    padding-block: 64px;
}

.brand {
    margin: 0;
    color: #fff;
    font-size: clamp(2.6rem, 7vw, 5.2rem);
    font-weight: 800;
    letter-spacing: -.02em;
    line-height: 1.05;
}
.prompt, .amp { color: var(--orange); }

.tagline {
    margin: 16px 0 0;
    font-family: var(--mono);
    font-size: clamp(.8rem, 1.6vw, 1rem);
    letter-spacing: .18em;
    text-transform: uppercase;
    color: #b9c7d8;
}

.status {
    margin: 48px 0 0;
    padding: 14px 18px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--mono);
    font-size: 1rem;
    color: #dbe5f0;
    background: rgba(4, 26, 51, .55);
    border: 1px solid rgba(255, 255, 255, .12);
    border-left: 3px solid var(--orange);
    border-radius: 8px;
}
.status-prompt { color: var(--orange); font-weight: 700; }

.cursor {
    display: inline-block;
    width: .6em;
    height: 1.1em;
    margin-left: 2px;
    background: var(--orange);
    vertical-align: text-bottom;
    animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.contact {
    margin: 32px 0 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 28px;
    border-radius: 999px;
    background: var(--orange);
    color: var(--navy-900);
    font-weight: 700;
    text-decoration: none;
    transition: background-color .2s, transform .2s;
}
.btn:hover { background: #ff7a42; transform: translateY(-1px); }

.mail-text { font-family: var(--mono); color: #fff; user-select: all; }

.shield {
    width: clamp(150px, 18vw, 250px);
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border-radius: 50%;
    /* Círculo blanco: 90 % del diámetro (deja una franja azul del 5 %) */
    background: radial-gradient(circle, rgba(255, 255, 255, .96) 0 63.6%, rgba(255, 255, 255, 0) 64.2%);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, .12), 0 0 0 18px rgba(255, 255, 255, .04), 0 0 0 36px rgba(255, 255, 255, .025);
}
/* El punto más alejado del escudo está al 59 % de su tamaño desde el centro:
   al 68 % del círculo, queda un margen blanco del ~5 % del diámetro. */
.shield img { width: 68%; }

/* Barra superior con el escudo pequeño: solo en móvil */
.topbar { display: none; }

.foot {
    position: relative;
    padding: 20px;
    text-align: center;
    font-size: .85rem;
    color: #9fb1c6;
    border-top: 1px solid rgba(255, 255, 255, .08);
}

@media (max-width: 860px) {
    .status { font-size: .85rem; padding: 12px 14px; white-space: nowrap; }
}

@media (max-width: 600px) {
    .topbar {
        display: flex;
        align-items: center;
        position: relative;
        z-index: 1;
        height: 68px;
        padding-inline: 16px;
        background: #fff;
        border-bottom: 1px solid #dde3ea;
    }
    .topbar img { width: 44px; height: 44px; }

    .landing { grid-template-columns: 1fr; width: min(100% - 32px, 1200px); padding-block: 48px 40px; }
    .shield { display: none; }
    .tagline { font-size: .78rem; letter-spacing: .1em; }
    .status { margin-top: 36px; }
    .contact { flex-direction: column; align-items: stretch; }
    .mail-text { text-align: center; }
}

@media (max-width: 380px) {
    .status { white-space: normal; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
    .cursor { animation: none; }
    .btn { transition: none; }
}