/* ============================================================
   Login Split-Screen — Devsoft Build Brand 2026
   Colores: #051a1a · #003333 · #00e5ff · #ffffff
   ============================================================ */

:root {
    --ds-dark:  #051a1a;
    --ds-teal:  #003333;
    --ds-cyan:  #00e5ff;
    --ds-white: #ffffff;
    --ds-glow:  0 0 20px rgba(0, 229, 255, 0.35);
}

.login-split {
    display: flex;
    min-height: 100vh;
    width: 100%;
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
}

/* ── Panel izquierdo (hero) ─────────────────────────────── */
.login-hero {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 3rem 2.5rem;
    background-color: var(--ds-dark);
    overflow: hidden;
}

/* Patrón circuitos */
.login-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(0, 229, 255, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 229, 255, 0.04) 0%, transparent 40%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 30h20M40 30h20M30 0v20M30 40v20' stroke='%2300e5ff' stroke-width='0.4' opacity='0.12' fill='none'/%3E%3Ccircle cx='30' cy='30' r='2' fill='%2300e5ff' opacity='0.15'/%3E%3C/svg%3E");
    pointer-events: none;
}

.login-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        160deg,
        var(--hero-start, var(--ds-dark)) 0%,
        var(--hero-end, var(--ds-teal)) 60%,
        rgba(5, 26, 26, 0.95) 100%
    );
    opacity: 0.92;
}

.login-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--ds-white);
    max-width: 420px;
    animation: fadeUp 0.7s ease-out;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-logo-ring {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: var(--ds-dark);
    border: 2px solid rgba(0, 229, 255, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--ds-glow), 0 20px 60px rgba(0,0,0,0.5);
    padding: 8px;
    overflow: hidden;
}

.hero-logo-ring img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

.hero-logo-initial {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 800;
    color: var(--ds-cyan);
    background: var(--ds-teal);
    text-shadow: var(--ds-glow);
}

.hero-tagline {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ds-cyan);
    margin-bottom: 0.6rem;
    text-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
}

.hero-title {
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 0.75rem;
    color: var(--ds-white);
}

.hero-title .accent { color: var(--ds-cyan); }

.hero-desc {
    font-size: 0.95rem;
    opacity: 0.8;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.85);
}

.hero-meta {
    font-size: 0.82rem;
    opacity: 0.65;
    margin-bottom: 0.25rem;
}

.hero-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.25);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--ds-cyan);
    backdrop-filter: blur(8px);
}

.hero-pill svg {
    width: 15px;
    height: 15px;
    stroke: var(--ds-cyan);
}

.hero-powered {
    position: absolute;
    bottom: 1.75rem;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(0, 229, 255, 0.5);
}

.hero-powered img {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    opacity: 0.7;
}

/* ── Panel derecho (formulario) ─────────────────────────── */
.login-panel {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--panel-bg, #eef8f8);
    min-height: 100vh;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--ds-white);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(5, 26, 26, 0.12);
    border: 1px solid rgba(0, 229, 255, 0.12);
    overflow: hidden;
    animation: cardIn 0.6s ease-out 0.1s both;
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.login-card-accent {
    height: 4px;
    background: linear-gradient(90deg, var(--ds-teal), var(--ds-cyan), var(--ds-teal));
    box-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
}

.login-card-body { padding: 2.25rem 2rem 2rem; }

.login-card-logo {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--ds-dark);
    border: 2px solid rgba(0, 229, 255, 0.3);
    box-shadow: var(--ds-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    overflow: hidden;
    padding: 4px;
}

.login-card-logo img { width: 100%; height: 100%; object-fit: contain; border-radius: 50%; }

.login-card-logo .hero-logo-initial { font-size: 1.4rem; }

.login-card h2 {
    text-align: center;
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--ds-dark);
    margin-bottom: 0.35rem;
    letter-spacing: -0.02em;
}

.login-card-sub {
    text-align: center;
    font-size: 0.875rem;
    color: #4a6b6b;
    margin-bottom: 1.75rem;
}

/* Inputs con icono */
.input-icon-wrap { position: relative; }

.input-icon-wrap .input-icon {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: #7ab8b8;
    pointer-events: none;
}

.input-icon-wrap input { padding-left: 2.75rem !important; }

.login-card .form-group { margin-bottom: 1.1rem; }

.login-card .form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ds-teal);
    margin-bottom: 0.4rem;
}

.login-card .form-group input {
    width: 100%;
    padding: 0.85rem 1rem;
    font-family: inherit;
    font-size: 0.925rem;
    color: var(--ds-dark);
    background: #f0fafa;
    border: 1.5px solid #c8e8e8;
    border-radius: 12px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-card .form-group input:focus {
    border-color: var(--ds-cyan);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(0, 229, 255, 0.15);
}

.login-btn {
    width: 100%;
    padding: 0.95rem;
    margin-top: 0.5rem;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--ds-dark);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    background: linear-gradient(135deg, var(--ds-cyan) 0%, #00c8e0 100%);
    box-shadow: 0 6px 20px rgba(0, 229, 255, 0.35);
    transition: transform 0.2s, box-shadow 0.2s;
    letter-spacing: 0.02em;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(0, 229, 255, 0.5);
}

.login-card .alert-error {
    margin-bottom: 1.25rem;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
    font-size: 0.875rem;
}

.login-card-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.78rem;
    color: #7ab8b8;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.login-card-footer img {
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.login-card-footer strong { color: var(--ds-teal); }

/* Tema central Devsoft Build */
.login-split.central-theme {
    --hero-start: #051a1a;
    --hero-end:   #003333;
    --panel-bg:   #eef8f8;
}

.login-split.central-theme .login-card h2 { color: var(--ds-teal); }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 900px) {
    .login-split { flex-direction: column; }
    .login-hero { min-height: 38vh; padding: 2rem 1.25rem 3rem; }
    .hero-title { font-size: 1.65rem; }
    .hero-logo-ring { width: 90px; height: 90px; }
    .hero-pills { display: none; }
    .hero-powered { bottom: 1rem; font-size: 0.65rem; }
    .login-panel { min-height: auto; padding: 1rem; margin-top: -1.5rem; }
    .login-card { border-radius: 20px 20px 0 0; }
    .login-card-body { padding: 1.75rem 1.25rem 1.5rem; }
}

@media (max-width: 480px) {
    .login-hero { min-height: 32vh; padding: 1.5rem 1rem 2.5rem; }
    .hero-title { font-size: 1.4rem; }
    .hero-desc { font-size: 0.85rem; margin-bottom: 1.25rem; }
    .login-card h2 { font-size: 1.25rem; }
    .login-card .form-group input { font-size: 16px; padding: 0.9rem 1rem; }
    .login-btn { min-height: 52px; font-size: 1rem; }
}