@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
@import url('variables.css');

:root {
    /* Pildora Roja Brand Colors - Minimalista */
    --pildora-red: #dc2626;           /* Rojo pildora principal */
    --pildora-red-light: #fca5a5;     /* Rojo suave */
    --pildora-red-dark: #b91c1c;      /* Rojo oscuro */
    --primary: #0f0f0f;               /* Negro casi puro */
    --bg-body: #fafafa;               /* Blanco hueso */
    --bg-card: #ffffff;               /* Blanco puro */
    --text-main: #18181b;             /* Negro zinc */
    --text-muted: #71717a;            /* Gris zinc */
    --border: #e4e4e7;                /* Gris muy claro */
    --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 35px 60px -15px rgba(0, 0, 0, 0.12);
    --radius: 16px;
    --radius-sm: 12px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    position: relative;
}

/* Login Container */
.login-container {
    width: 100%;
    max-width: 420px;
    padding: var(--spacing-lg);
    z-index: 10;
    position: relative;
}

/* Brand Section - Pildora Roja Logo */
.brand-section {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}

.pildora-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    transition: transform 0.3s ease;
}

.pildora-logo:hover {
    transform: scale(1.02);
}

/* Icono de Pildora Roja */
.pildora-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--pildora-red) 0%, var(--pildora-red-dark) 100%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    position: relative;
    box-shadow: 0 8px 16px rgba(220, 38, 38, 0.3);
    animation: pildoraFloat 3s ease-in-out infinite;
}

.pildora-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 18px;
    height: 18px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.pildora-icon::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 25%;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
}

@keyframes pildoraFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-6px) rotate(3deg); }
}

.brand-text {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

/* Login Box - Minimalista elegante */
.login-box {
    background: var(--bg-card);
    padding: var(--spacing-xl) var(--spacing-2xl);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.login-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--pildora-red) 0%, var(--pildora-red-light) 100%);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Login Header */
.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-header h1 {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-main);
    letter-spacing: -0.025em;
}

.login-header p {
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: 400;
}

/* Form Elements - Minimalista */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: var(--text-xs);
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-main);
    transition: color 0.2s;
}

.form-group input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md);
    font-size: var(--text-sm);
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    background-color: var(--bg-card);
    color: var(--text-main);
    transition: all 0.25s ease;
    font-family: inherit;
}

.form-group input::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.form-group input:hover {
    border-color: var(--border);
}

.form-group input:focus {
    outline: none;
    border-color: var(--pildora-red);
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.08);
}

/* Password input container with toggle button */
.password-input-container {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-container input {
    padding-right: 48px;
}

.password-toggle {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    color: #18181b;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
    z-index: 10;
    font-size: 1.2rem;
}

.password-toggle:hover {
    color: #dc2626;
}

.password-toggle:focus {
    outline: none;
    color: #dc2626;
}

.form-group:focus-within label {
    color: var(--pildora-red);
}

/* Button - Estilo Pildora Roja */
.btn {
    width: 100%;
    padding: 14px 24px;
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--pildora-red) 0%, var(--pildora-red-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.35);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Button Loader (hidden by default) */
.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
}

.btn.loading .btn-text {
    opacity: 0.7;
}

.btn.loading .btn-loader {
    display: block;
}

@keyframes spin {
    to { transform: translateY(-50%) rotate(360deg); }
}

/* Footer Links */
.footer-links {
    margin-top: 24px;
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--pildora-red);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.2s;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--pildora-red);
    transition: width 0.3s;
}

.footer-links a:hover {
    color: var(--pildora-red-dark);
}

.footer-links a:hover::after {
    width: 100%;
}

/* Message Alert */
#message {
    margin-top: 16px;
    padding: var(--spacing-md) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    text-align: center;
    display: none;
    animation: shake 0.5s ease-in-out;
}

#message.error {
    background-color: var(--error-light);
    color: var(--pildora-red-dark);
    border: 1px solid var(--pildora-red-light);
    display: block;
}

#message.success {
    background-color: var(--success-light);
    color: var(--success);
    border: 1px solid #22c55e;
    display: block;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Background Decoration - Pildoras flotantes (optimizado) */
.bg-decoration {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.pildora-float {
    position: absolute;
    background: linear-gradient(135deg, var(--pildora-red-light) 0%, var(--pildora-red) 100%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    opacity: 0.08;
}

.pildora-1 {
    width: 120px;
    height: 120px;
    top: 10%;
    right: 10%;
    animation: pildoraFloat 20s ease-in-out infinite;
}

.pildora-2 {
    width: 80px;
    height: 80px;
    bottom: 20%;
    left: 5%;
    animation: pildoraFloat 25s ease-in-out infinite reverse;
}

.pildora-3 {
    width: 60px;
    height: 60px;
    top: 50%;
    left: 15%;
    animation: pildoraFloat 18s ease-in-out infinite;
    animation-delay: -5s;
}

@keyframes pildoraFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(5deg); }
}

/* Responsive */
@media (max-width: 480px) {
    .login-container {
        padding: var(--spacing-md);
    }
    
    .login-box {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
    
    .brand-text {
        font-size: 1.25rem;
    }
    
    .pildora-icon {
        width: 36px;
        height: 36px;
    }
    
    .login-header h1 {
        font-size: 1.5rem;
    }
}

/* Dark mode support - DISABLED to force light theme */
/* @media (prefers-color-scheme: dark) {
    :root {
        --bg-body: #09090b;
        --bg-card: #18181b;
        --text-main: #fafafa;
        --text-muted: #a1a1aa;
        --border: #27272a;
        --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    }
    
    .form-group input {
        background-color: var(--border);
        color: var(--text-main);
    }
    
    .form-group input::placeholder {
        color: var(--text-muted);
    }
} */
/* Animations */
.pulse-animation {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}