/* ========================================
   CSS Variables & Reset
   HPE Design System Color Tokens
   https://design-system.hpe.design/design-tokens/all-design-tokens
   ======================================== */

/* Light Mode (Default) */
:root, [data-theme="light"] {
    /* Primary / Brand Colors */
    --primary-color: #068667;                /* hpe.color.background.primary.strong */
    --primary-hover: #006750;                /* hpe.color.background.primary.strong.hover */
    --primary-xstrong: #093d32;              /* hpe.color.background.primary.xstrong */
    --primary-bg: #d1ffee;                   /* hpe.color.background.selected.primary */
    --primary-bg-hover: #aafade;             /* hpe.color.background.selected.primary.hover */
    
    /* Background Colors (Light Mode) */
    --bg-default: #ffffff;                   /* hpe.color.background.default */
    --bg-back: #f7f7f7;                      /* hpe.color.background.back */
    --bg-front: #ffffff;                     /* hpe.color.background.front */
    --bg-floating: #ffffff;                  /* hpe.color.background.floating */
    --bg-card: #ffffff;                      /* Light card */
    --bg-card-hover: #f7f7f7;                /* Light card hover */
    --bg-contrast: rgba(0, 0, 0, 0.04);      /* hpe.color.background.contrast */
    --bg-contrast-hover: rgba(0, 0, 0, 0.08);/* hpe.color.background.contrast.hover */
    --bg-hover: rgba(0, 0, 0, 0.04);         /* hpe.color.background.hover */
    --bg-overlay: rgba(0, 0, 0, 0.12);       /* hpe.color.background.screenOverlay */
    
    /* Border Colors */
    --border-color: #b1b9be;                 /* hpe.color.border.default */
    --border-strong: #3e4550;                /* hpe.color.border.strong */
    --border-weak: #d4d8db;                  /* hpe.color.border.weak */
    --border-selected: #006750;              /* hpe.color.border.selected */
    
    /* Text Colors */
    --text-primary: #3e4550;                 /* hpe.color.text.default */
    --text-secondary: #606a70;               /* hpe.color.text.weak */
    --text-strong: #292d3a;                  /* hpe.color.text.strong */
    --text-heading: #292d3a;                 /* hpe.color.text.heading */
    --text-anchor: #006750;                  /* hpe.color.text.anchor */
    --text-anchor-hover: #074738;            /* hpe.color.text.anchor.hover */
    --text-on-primary: #ffffff;              /* hpe.color.text.onPrimaryStrong */
    --text-disabled: rgba(0, 0, 0, 0.24);    /* hpe.color.text.disabled */
    
    /* Status Colors */
    --success-color: #d1ffee;                /* hpe.color.background.ok */
    --success-text: #3e4550;                 /* hpe.color.text.ok */
    --error-color: #ffecec;                  /* hpe.color.background.critical */
    --error-text: #cc1f1a;                   /* hpe.color.text.critical */
    --warning-color: #fff3dd;                /* hpe.color.background.warning */
    --warning-text: #3e4550;                 /* hpe.color.text.warning */
    --info-color: #e3f1ff;                   /* hpe.color.background.info */
    --info-text: #3e4550;                    /* hpe.color.text.info */
    --unknown-color: rgba(0, 0, 0, 0.04);    /* hpe.color.background.unknown */
}

/* Dark Mode */
[data-theme="dark"] {
    /* Primary / Brand Colors */
    --primary-color: #068667;                /* hpe.color.background.primary.strong */
    --primary-hover: #006750;                /* hpe.color.background.primary.strong.hover */
    --primary-xstrong: #093d32;              /* hpe.color.background.primary.xstrong */
    --primary-bg: #d1ffee;                   /* hpe.color.background.selected.primary */
    --primary-bg-hover: #aafade;             /* hpe.color.background.selected.primary.hover */
    
    /* Background Colors (Dark Mode) */
    --bg-default: #292d3a;                   /* hpe.color.background.neutral.xstrong */
    --bg-back: #1a1d26;                      /* Darker back */
    --bg-front: #292d3a;                     /* hpe.color.background.neutral.xstrong */
    --bg-floating: #3e4550;                  /* hpe.color.background.neutral.xstrong.hover */
    --bg-card: rgba(38, 39, 48, 0.9);        /* Custom dark card */
    --bg-card-hover: rgba(62, 69, 80, 0.9);  /* Based on neutral.xstrong.hover */
    --bg-contrast: rgba(255, 255, 255, 0.04);/* Inverted for dark mode */
    --bg-contrast-hover: rgba(255, 255, 255, 0.08);
    --bg-hover: rgba(255, 255, 255, 0.04);   /* Inverted for dark mode */
    --bg-overlay: rgba(0, 0, 0, 0.5);        /* Darker overlay for dark mode */
    
    /* Border Colors */
    --border-color: #3e4550;                 /* hpe.color.border.strong */
    --border-strong: #606a70;                /* Lighter strong for dark mode */
    --border-weak: #3e4550;                  /* Adjusted for dark mode */
    --border-selected: #068667;              /* Use primary for selected */
    
    /* Text Colors */
    --text-primary: #ffffff;                 /* White text for dark mode */
    --text-secondary: #b1b9be;               /* Lighter weak text */
    --text-strong: #ffffff;                  /* Strong text in dark mode */
    --text-heading: #ffffff;                 /* White headings */
    --text-anchor: #068667;                  /* Primary anchor color */
    --text-anchor-hover: #0aa882;            /* Lighter hover */
    --text-on-primary: #ffffff;              /* hpe.color.text.onPrimaryStrong */
    --text-disabled: rgba(255, 255, 255, 0.24);
    
    /* Status Colors - same as light mode */
    --success-color: #d1ffee;
    --success-text: #068667;
    --error-color: #ffecec;
    --error-text: #cc1f1a;
    --warning-color: #fff3dd;
    --warning-text: #7d4e00;
    --info-color: #e3f1ff;
    --info-text: #0066cc;
    --unknown-color: rgba(255, 255, 255, 0.04);
}

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

body {
    font-family: 'HPE Graphik', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-back);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ========================================
   Theme Switch
   ======================================== */
.theme-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
}

.theme-switch-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.theme-toggle {
    position: relative;
    width: 48px;
    height: 24px;
    background-color: var(--bg-contrast);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

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

.theme-toggle-input {
    opacity: 0;
    width: 0;
    height: 0;
}

.theme-toggle-slider {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    background-color: var(--primary-color);
    border-radius: 50%;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle-input:checked + .theme-toggle-slider {
    transform: translateX(24px);
}

.theme-icon {
    font-size: 10px;
    color: var(--text-on-primary);
}

/* ========================================
   Layout
   ======================================== */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.header {
    padding: 1rem 0;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.logo-container {
    flex-shrink: 0;
}

.logo {
    width: 200px;
    height: auto;
}

.title-container h1 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
}

.divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 1rem 0;
}

/* ========================================
   Tab Navigation
   ======================================== */
.tab-navigation {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 0.5rem;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    position: relative;
    transition: color 0.2s ease;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--primary-color);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
}

/* Tab Panels */
.tab-panel {
    display: none;
    flex-direction: column;
    gap: 2rem;
}

.tab-panel.active {
    display: flex;
}


/* ========================================
   Buttons
   ======================================== */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-family: 'HPE Graphik';
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-primary:disabled {
    background-color: var(--border-color);
    cursor: not-allowed;
}

.btn-secondary {
    background-color: var(--bg-card-hover);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--primary-hover);
    color: white;
}

.btn-send {
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 1rem;
}

.btn-send:hover {
    background-color: var(--primary-hover);
}

/* ========================================
   Bottom Container
   ======================================== */
.bottom-container {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-back);
    padding: 0.5rem 2rem;
    border-top: 1px solid var(--border-color);
    z-index: 100;
}

.footer-message {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-message hr {
    display: none;
}

.footer-message p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}


/* ========================================
   Utilities
   ======================================== */
.hidden {
    display: none !important;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

/* ========================================
   Login Screen
   ======================================== */
.login-screen {
    position: fixed;
    inset: 0;
    background-color: var(--bg-back);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 1rem;
}

.login-card {
    background-color: var(--bg-front);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.login-logo-wrap {
    margin-bottom: 1.25rem;
}

.login-logo {
    height: 40px;
    width: auto;
}

.login-title {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-heading);
    text-align: center;
    margin-bottom: 0.25rem;
}

.login-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-form {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.login-field {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.login-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.login-input {
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--bg-default);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

.login-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-bg);
}

.login-message {
    border-radius: 6px;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
}

.login-error-msg {
    background-color: var(--error-color);
    color: var(--error-text);
    border: 1px solid #f5c6c6;
}

.login-locked-msg {
    background-color: var(--warning-color);
    color: var(--warning-text);
    border: 1px solid #f0d890;
    text-align: center;
    line-height: 1.6;
}

.login-admin-email {
    display: inline-block;
    margin-top: 0.25rem;
    color: var(--text-anchor);
    font-weight: 600;
    text-decoration: none;
}

.login-admin-email:hover {
    text-decoration: underline;
    color: var(--text-anchor-hover);
}

.btn-login {
    margin-top: 0.25rem;
    padding: 0.75rem 1rem;
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.2s ease;
    width: 100%;
}

.btn-login:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

.btn-login:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-signout {
    padding: 0.4rem 0.875rem;
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
    font-family: inherit;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    white-space: nowrap;
}

.btn-signout:hover {
    background-color: var(--error-color);
    color: var(--error-text);
    border-color: var(--error-text);
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

@keyframes pulse {
    0%, 100% {
        transform: translateX(-50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translateX(-50%) scale(1.5);
        opacity: 0.5;
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 
            0 0 20px rgba(1, 169, 130, 0.6),
            0 0 40px rgba(1, 169, 130, 0.4),
            0 0 60px rgba(1, 169, 130, 0.2);
    }
    50% {
        box-shadow: 
            0 0 30px rgba(1, 169, 130, 0.8),
            0 0 60px rgba(1, 169, 130, 0.5),
            0 0 80px rgba(1, 169, 130, 0.3);
    }
}