/* /public/css/style.css */

:root {
    --petrus-bg: #f5f5f7; /* Gris muy suave Apple */
    --petrus-surface: #ffffff;
    --petrus-surface-elevated: #ffffff;
    --petrus-yellow: #f5cc00; 
    --petrus-yellow-hover: #e0b800;
    --petrus-border: #d2d2d7; /* Borde sutil */
    --petrus-text: #1d1d1f; /* Casi negro, mejora la lectura */
    --petrus-muted: #86868b;
}

body {
    background-color: var(--petrus-bg);
    color: var(--petrus-text);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.text-petrus { color: var(--petrus-yellow) !important; }
.text-muted { color: var(--petrus-muted) !important; }

/* Navegación Glassmorphism Claro */
.glass-nav {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--petrus-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

/* Tipografía Hero */
.hero-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.05;
    color: var(--petrus-text);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: var(--petrus-muted);
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* Botones Premium */
.btn-petrus {
    background-color: var(--petrus-yellow);
    color: #000;
    font-weight: 600;
    border-radius: 980px;
    padding: 12px 28px;
    border: none;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn-petrus:hover {
    background-color: var(--petrus-yellow-hover);
    color: #000;
    transform: scale(1.02);
}

.btn-outline-petrus {
    background-color: transparent;
    color: var(--petrus-text);
    border: 1px solid var(--petrus-text);
    border-radius: 980px;
    padding: 12px 28px;
    transition: all 0.2s ease;
}

.btn-outline-petrus:hover {
    background-color: var(--petrus-text);
    color: #fff;
}

/* Tarjetas y Contenedores */
.apple-card {
    background-color: var(--petrus-surface);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 4px 24px rgba(0,0,0,0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.apple-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

/* Formularios Limpios */
.form-control {
    background-color: var(--petrus-surface);
    border: 1px solid var(--petrus-border);
    color: var(--petrus-text);
    border-radius: 12px;
    padding: 0.8rem 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    background-color: var(--petrus-surface);
    border-color: var(--petrus-yellow);
    box-shadow: 0 0 0 4px rgba(245, 204, 0, 0.15);
    color: var(--petrus-text);
}

/* Elementos gráficos */
.logo-nav {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--petrus-border);
    object-fit: cover;
}

.logo-circular {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--petrus-border);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 1.5rem;
}

.badge-premium {
    background-color: var(--petrus-bg);
    color: var(--petrus-text);
    border: 1px solid var(--petrus-border);
    font-weight: 500;
    letter-spacing: 1px;
}

/* Validaciones y utilidades */
.req-list {
    list-style: none;
    padding-left: 0;
    font-size: 0.85rem;
    color: var(--petrus-muted);
    margin-bottom: 1.5rem;
}
.req-list li.valid { color: #198754; }
.auth-body { min-height: 100vh; display: flex; align-items: center; justify-content: center; }