/* ===== VARIABLES MODO CLARO ===== */
:root {
    --bg-color: #F4F7FB;
    --card-bg: #FFFFFF;
    --text-color: #1E293B;
    --primary-blue: #0A2472;
    --accent-green: #0F7B4A;
    --border-color: #CBD5E1;
    --input-bg: #FFFFFF;
    --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
    --transition: 0.2s ease;
    --header-height: 80px;
}

/* ===== MODO OSCURO ===== */
body.dark {
    --bg-color: #0B1120;
    --card-bg: #1E293B;
    --text-color: #F1F5F9;
    --primary-blue: #60A5FA;
    --accent-green: #4ADE80;
    --border-color: #334155;
    --input-bg: #0F172A;
    --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.7);
}

/* ===== PATRÓN AZTECA DE FONDO (sutil) ===== */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background-image: 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='M30 5 L55 30 L30 55 L5 30 Z' fill='none' stroke='%230A2472' stroke-width='0.3' opacity='0.1' /%3E%3Cpath d='M30 15 L45 30 L30 45 L15 30 Z' fill='none' stroke='%230F7B4A' stroke-width='0.2' opacity='0.1' /%3E%3C/svg%3E");
    background-repeat: repeat;
    z-index: -1;
}

body.dark::before {
    background-image: 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='M30 5 L55 30 L30 55 L5 30 Z' fill='none' stroke='%2360A5FA' stroke-width='0.3' opacity='0.15' /%3E%3Cpath d='M30 15 L45 30 L30 45 L15 30 Z' fill='none' stroke='%234ADE80' stroke-width='0.2' opacity='0.15' /%3E%3C/svg%3E");
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition), color var(--transition);
    position: relative;
}

/* ===== HEADER ===== */
header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 0.8rem 2rem;
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: var(--shadow);
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.header-content {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
}

.logo-area h1 {
    color: var(--primary-blue);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.subtitle {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Botón modo nocturno más pequeño */
.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    padding: 0.3rem 0.8rem;
    font-size: 1.1rem;
    cursor: pointer;
    color: var(--text-color);
    background-color: var(--card-bg);
    transition: var(--transition);
    min-width: auto;
    width: auto;
    line-height: 1;
}

.theme-toggle:hover {
    background-color: var(--border-color);
}

/* ===== MAIN ===== */
main {
    max-width: 1280px;
    margin: 2rem auto;
    padding: 0 2rem;
    flex: 1;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    align-items: stretch;
}

.card-full {
    grid-column: 1 / -1;
}

/* ===== TARJETAS ===== */
.card {
    background-color: var(--card-bg);
    border-radius: 1.5rem;
    padding: 1.8rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
    transition: transform 0.15s ease, border-color 0.2s ease;
    will-change: transform;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-blue);
}

.card h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-blue);
    border-bottom: 2px solid var(--accent-green);
    padding-bottom: 0.6rem;
}

/* ===== INPUTS ===== */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.input-group label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary-blue);
    opacity: 0.9;
}

.input-group input {
    padding: 0.7rem 1rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-color);
    font-size: 0.95rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(10, 36, 114, 0.15);
}

/* Estilo especial para input date en modo oscuro */
body.dark input[type="date"] {
    color-scheme: dark;
    background-color: #2D3748;
    color: white;
}

.script-inputs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.2rem;
}

/* ===== RESULTADOS ===== */
.resultado {
    background-color: var(--bg-color);
    padding: 1rem 1.2rem;
    border-radius: 1rem;
    border-left: 5px solid var(--accent-green);
    font-size: 1rem;
    font-weight: 500;
}

.resultado p {
    margin: 0.3rem 0;
}

.resultado span {
    font-weight: 700;
    color: var(--primary-blue);
}

.mensaje-preview {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mensaje-preview label {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--primary-blue);
}

.mensaje-preview textarea {
    padding: 1rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-color);
    resize: vertical;
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    width: 100%;
    min-height: 120px;
    transition: border-color 0.15s ease;
}

.mensaje-preview textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

/* ===== BOTONES ===== */
.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

button {
    padding: 0.6rem 1rem;
    border-radius: 2rem;
    border: none;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background-color 0.15s ease, transform 0.1s ease;
    background-color: var(--primary-blue);
    color: white;
    flex: 1 1 auto;
    min-width: 90px;
    border: 1px solid transparent;
}

button:hover {
    opacity: 0.9;
    transform: scale(0.97);
}

.btn-copiar {
    background-color: var(--accent-green);
}

.btn-limpiar {
    background-color: #6B7280; /* Gris neutral */
}

.btn-limpiar:hover {
    background-color: #4B5563;
}

#btn-abrir-calculadora {
    background-color: #7C3AED;
}

/* Botón de sugerencia en footer */
.btn-sugerencia {
    background-color: #25D366;
    border: none;
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1rem 0 0.5rem;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.btn-sugerencia:hover {
    background-color: #128C7E;
    transform: scale(1.02);
}

button:disabled, .btn-disabled {
    background-color: var(--border-color);
    color: var(--text-color);
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* ===== COMING SOON ===== */
.card-coming {
    opacity: 0.9;
    border: 2px dashed var(--border-color);
    text-align: center;
    background: linear-gradient(145deg, var(--card-bg), var(--bg-color));
}

.coming-soon-text {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin: 0.5rem 0;
}

.coming-soon-desc {
    opacity: 0.8;
    margin: 0.5rem 0 1rem;
}

/* ===== FOOTER ===== */
footer {
    text-align: center;
    padding: 2rem 2rem;
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    font-size: 0.95rem;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

.footer-sugerencia {
    font-size: 1.1rem;
    max-width: 500px;
    line-height: 1.5;
}

.footer-credito {
    opacity: 0.7;
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
    width: 100%;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
    header { padding: 0.8rem 1rem; }
    .logo-img { width: 40px; height: 60px; }
    .logo-area h1 { font-size: 1.5rem; }
    .subtitle { font-size: 0.75rem; }
    main { padding: 0 1rem; }
    .tools-grid { grid-template-columns: 1fr; }
    .button-group button { flex: 1 1 100%; }
    .script-inputs-grid { grid-template-columns: 1fr; }
}


.header {

display: flex;
align-items: center;

padding: 15px 20px;

background: white;

border-bottom: 1px solid #eee;

}


.logo-container {

display: flex;
align-items: center;

gap: 10px;

}


.logo {
    height: 65px;
    width: auto;
    display: block;
}


.brand-name {

font-size: 20px;

font-weight: 600;

color: #0B3C5D;

}

/* ===== MENÚ FLOTANTE ===== */
.float-menu {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 60px;
    padding: 8px 16px;
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: opacity 0.3s ease, transform 0.3s ease;
    backdrop-filter: blur(5px);
    background-color: rgba(var(--card-bg-rgb), 0.9); /* Necesitaremos definir variables rgb */
}

/* Para soporte de transparencia, definimos variables RGB en :root y dark */
:root {
    --card-bg-rgb: 255, 255, 255; /* blanco */
}
body.dark {
    --card-bg-rgb: 30, 41, 59; /* #1E293B */
}

.float-menu.hidden {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
    pointer-events: none;
}

.menu-list {
    display: flex;
    gap: 12px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.menu-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--primary-blue);
    color: white;
    text-decoration: none;
    font-size: 1.4rem;
    transition: background-color 0.2s, transform 0.1s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.menu-item:hover {
    background-color: var(--accent-green);
    transform: scale(1.1);
}

.menu-item:active {
    transform: scale(0.95);
}

/* En móvil, reducir tamaño */
@media (max-width: 640px) {
    .float-menu {
        bottom: 10px;
        padding: 6px 12px;
    }
    .menu-item {
        width: 38px;
        height: 38px;
        font-size: 1.2rem;
    }
    .menu-list {
        gap: 8px;
    }
}

/* ===== TOAST NOTIFICATION ===== */
.toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-green);
    color: white;
    padding: 12px 24px;
    border-radius: 40px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 1100;
    transition: opacity 0.3s ease, bottom 0.3s ease;
    opacity: 1;
}

.toast.hidden {
    opacity: 0;
    bottom: 80px;
    pointer-events: none;
}

body.dark .logo {
    filter: brightness(0) invert(1); /* hace el logo blanco */
}