/* ============================================================
   VARIABLES CSS UNIFICADAS - TEMA OSCURO MODERADO
   Paleta de Colores de la Empresa
   ============================================================ */

:root {
    /* COLORES PRINCIPALES DE LA MARCA */
    --color-primario: #5bb163;              /* Verde esmeralda suave */
    --color-primario-dark: #336338;
    --color-primario-light: #7bc48f;
    
    /* COLORES SECUNDARIOS */
    --color-secundario: #ffffff;            /* texto */
    --color-secundario-dark: #263238;       /* Gris oscuro */
    --color-secundario_fade: #999999;       /* Gris medio para texto atenuado */
    
    /* FONDOS - TEMA OSCURO MODERADO */
    --color-fondo: #5bb163;                 /* Gris oscuro moderado - base */
    --color-fondo-secondary: #252B33;       /* Gris oscuro para elementos */
    --color-fondo-tertiary: #2D3541;        /* Gris oscuro más claro */
    --color-fondo-light: #E8F5E9;           /* Blanco puro (para elementos claros) */
    
    /* COLORES DE ACENTOS */
    --color-accento-azul: #20a5ec;          /* Azul cielo */
    --color-accento-azul-dark: #1b8ecc;
    --color-accento-naranja: #FF7043;       /* Naranja cálido */
    --color-accento-naranja-dark: #F4511E;
    
    /* COMPONENTES ESPECÍFICOS */
    --color-navbar-bg: #4a9052;             /* Fondo navbar */
    --color-navbar-text: #D0D0D0;           /* Texto navbar */
    --color-footer-bg: #1A1D23;             /* Fondo footer */
    --color-footer-text: #D0D0D0;           /* Texto footer */

    --color-text-primary: #D0D0D0;          /* Texto principal */
    --color-text-secondary: #999999;        /* Texto secundario/atenuado */
    --color-text-dark: #1A1D23;          /* Texto oscuro para fondos claros */
    --color-text-light: #E8F5E9;         /* Texto claro para fondos oscuros */

    --color-chat-header-bg: #20a5ec;        /* Header del chat */
    --color-chat-header-text: #1A1D23;      /* Texto header chat */
    --color-chat-body-bg: #252B33;          /* Cuerpo chat */
    --color-chat-body-text: #D0D0D0;        /* Texto cuerpo chat */

    
    /* SOMBRAS */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.45);
    
    /* BORDES */
    --border-radius-small: 6px;
    --border-radius-medium: 12px;
    --border-radius-large: 20px;
    --border-color: rgba(91, 177, 99, 0.15);
    --border-color-hover: rgba(91, 177, 99, 0.3);
    
    /* TIPOGRAFÍA */
    --font-family: 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    --font-size-base: 14px;
    --font-size-small: 13px;
    --font-size-large: 16px;
    --line-height-base: 1.6;
    
    /* ESPACIADO */
    --spacing-xs: 0.25em;
    --spacing-sm: 0.5em;
    --spacing-md: 1em;
    --spacing-lg: 1.5em;
    --spacing-xl: 2em;
    
    /* TRANSICIONES */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   ESTILOS GLOBALES
   ============================================================ */

* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scrollbar-color: var(--color-primario-light) rgba(91, 177, 99, 0.05);
    scrollbar-width: thin;
}

html, body {
    font-family: var(--font-family);
    color: var(--color-secundario);
    background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-primario-dark) 100%);
    margin: 0;
    padding: 0;
    width: 100%;
    line-height: var(--line-height-base);
}

/* Button Styles */
.btn {
    font-size: var(--font-size-base);
    color: var(--color-secundario);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-small);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
}

/* Primary Button */
.btn-primary {
    background: linear-gradient(135deg, var(--color-accento-azul) 0%, var(--color-accento-azul-dark) 100%);
    box-shadow: var(--shadow-light);
}

.btn-primary:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
    background: linear-gradient(135deg, var(--color-accento-azul-dark) 0%, var(--color-accento-azul) 100%);
}

/* Secondary Button */
.btn-secondary {
    background: linear-gradient(135deg, var(--color-accento-naranja) 0%, var(--color-accento-naranja-dark) 100%);
    box-shadow: var(--shadow-light);
}

.btn-secondary:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

/* Third button (custom) */
.btn-thirth {
    background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-primario-dark) 100%);
    color: whitesmoke;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-small);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-light);
}

.btn-thirth:hover {
    background: linear-gradient(135deg, var(--color-primario-dark) 0%, var(--color-primario-darkest) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Small Button - Minimalista */
.btn-small {
    font-size: var(--font-size-small);
    padding: var(--spacing-sm) var(--spacing-lg);
    margin-top: var(--spacing-xs);
    border-radius: var(--border-radius-large);
    background-color: var(--color-primario-light);
    color: whitesmoke;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-light);
}

.btn-small:hover {
    background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-primario-dark) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}
/* ============================================================
   SCROLLBAR PERSONALIZADA
   ============================================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(91, 177, 99, 0.05);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--color-primario-light) 0%, var(--color-primario) 100%);
    border-radius: 10px;
    transition: var(--transition-normal);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-primario-dark) 100%);
}

/* ============================================================
   ANIMACIONES
   ============================================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}