/* ============================================================
   MAIN.CSS — Shared styles for DragonSim
   Includes: CSS variables, reset, layout, navbar, sidebar
   ============================================================ */

/* ===== 1. DEFAULT LIGHT THEME (REFINED) ===== */
:root {
    --color-primary: #667eea;
    --color-primary-dark: #764ba2;
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);

    --bg-body: #f5f7fa;
    --bg-surface: #ffffff;
    --bg-subtle: #f8f9fa;
    --bg-hover: #f0f4ff;
    --bg-sidebar: #ffffff;

    --text-primary: #333333;
    --text-secondary: #555555;
    --text-muted: #767676; /* WCAG AA fix: 4.54:1 on white ✓ */
    --text-inverse: #ffffff;

    --border-color: #e0e0e0;
    --border-subtle: #f0f0f0;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.06);
    --shadow-md: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.15);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Status colors */
    --color-success: #28a745;
    --color-success-bg: #d4edda;
    --color-success-text: #155724;
    --color-success-border: #c3e6cb;
    --color-error: #dc3545;
    --color-error-bg: #f8d7da;
    --color-error-text: #721c24;
    --color-error-border: #f5c6cb;
    --color-warning: #ffc107;
    --color-warning-bg: #fff3cd;
    --color-warning-text: #856404;
    --color-info: #17a2b8;
    --color-info-bg: #d1ecf1;
    --color-info-text: #0c5460;

    --color-blue-bg:     #eff6ff;
    --color-blue-text:   #1e40af;
    --color-blue-border: #3b82f6;

    --sidebar-width: 220px;
    --navbar-height: 60px;

    --battle-pulse-from: #ffebee;
    --battle-pulse-to: #ffcdd2;
    --battle-pulse-glow: rgba(244, 67, 54, 0.6);
}

/* ===== 2. DARK THEME (REPAIRED) ===== */
body.theme-dark {
    --color-primary: #818cf8;
    --color-primary-dark: #a78bfa;
    --gradient-primary: linear-gradient(135deg, #4338ca 0%, #6d28d9 100%); /* Smoothed gradient */

    --bg-body: #0f172a;
    --bg-surface: #1e293b;
    --bg-subtle: #162032;
    --bg-hover: #1e3a5f;
    --bg-sidebar: #1e293b; /* Unified duplicate */

    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #8ba3bc; /* WCAG AA fix: 6.77:1 on #0f172a ✓ */
    --text-inverse: #ffffff;

    --border-color: #334155;
    --border-subtle: #2d3f57;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
    --shadow-md: 0 2px 10px rgba(0,0,0,0.4);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.5);

    --battle-pulse-from: #3b1219;
    --battle-pulse-to: #4d1a23;
    --battle-pulse-glow: rgba(244, 67, 54, 0.4);
}

/* ===== 3. SUNSET THEME (REFINED) ===== */
body.theme-sunset {
    --color-primary: #f59e0b;
    --color-primary-dark: #ef4444;
    --gradient-primary: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);

    --bg-body: #fdf6ec;
    --bg-surface: #ffffff;
    --bg-subtle: #fef9f0;
    --bg-hover: #fef3e0;
    --bg-sidebar: #fffaf4;

    --text-primary: #2c1810;
    --text-secondary: #6b3a2a;
    --text-muted: #7a5230; /* WCAG AA fix: 5.74:1 on #fdf6ec ✓ */
    --text-inverse: #ffffff;

    --border-color: #f0d5b8;
    --border-subtle: #faecd8;

    --shadow-sm: 0 2px 4px rgba(239, 68, 68, 0.08);
    --shadow-md: 0 2px 10px rgba(239, 68, 68, 0.12);
    --shadow-lg: 0 4px 20px rgba(239, 68, 68, 0.18);
    
    /* Unique Sunset Pulse */
    --battle-pulse-from: #fde68a;
    --battle-pulse-to: #f87171;
    --battle-pulse-glow: rgba(239, 68, 68, 0.3);
}

/* ===== 4. MIDNIGHT EMERALD (NEW) ===== */
body.theme-emerald {
    --color-primary: #10b981;
    --color-primary-dark: #059669;
    --gradient-primary: linear-gradient(135deg, #064e3b 0%, #10b981 100%);

    --bg-body: #022c22;
    --bg-surface: #064e3b;
    --bg-subtle: #011f18;
    --bg-hover: #065f46;
    --bg-sidebar: #012a20;

    --text-primary: #ecfdf5;
    --text-secondary: #a7f3d0;
    --text-muted: #34d399;
    --text-inverse: #ffffff;

    --border-color: #065f46;
    --border-subtle: #047857;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.4);
    --shadow-md: 0 2px 10px rgba(0,0,0,0.5);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.6);

    --battle-pulse-from: #064e3b;
    --battle-pulse-to: #059669;
    --battle-pulse-glow: rgba(16, 185, 129, 0.3);
}

/* ===== 5. CYBERPUNK NEON (NEW) ===== */
body.theme-cyber {
    --color-primary: #ff00ff;
    --color-primary-dark: #7000ff;
    --gradient-primary: linear-gradient(135deg, #ff00ff 0%, #7000ff 100%);

    --bg-body: #050505;
    --bg-surface: #121212;
    --bg-subtle: #0a0a0a;
    --bg-hover: #1f1f1f;
    --bg-sidebar: #0d0d0d;

    --text-primary: #00ffcc; /* Neon Cyan */
    --text-secondary: #00ccaa;
    --text-muted: #26c9a0; /* WCAG AA fix: 10:1 on #050505 ✓ */
    --text-inverse: #000000;

    --border-color: #333333;
    --border-subtle: #1a1a1a;

    --shadow-sm: 0 0 5px rgba(255, 0, 255, 0.2);
    --shadow-md: 0 0 15px rgba(255, 0, 255, 0.3);
    --shadow-lg: 0 0 30px rgba(112, 0, 255, 0.4);

    --battle-pulse-from: #2a002a;
    --battle-pulse-to: #4a004a;
    --battle-pulse-glow: rgba(255, 0, 255, 0.5);
}

/* ===== 6. NORDIC SNOW (NEW LIGHT) ===== */
body.theme-nordic {
    --color-primary: #88c0d0;
    --color-primary-dark: #5e81ac;
    --gradient-primary: linear-gradient(135deg, #88c0d0 0%, #81a1c1 100%);

    --bg-body: #eceff4;
    --bg-surface: #ffffff;
    --bg-subtle: #e5e9f0;
    --bg-hover: #d8dee9;
    --bg-sidebar: #e5e9f0;

    --text-primary: #2e3440;
    --text-secondary: #434c5e;
    --text-muted: #4c5568; /* WCAG AA fix: 5.65:1 on #eceff4 ✓ */
    --text-inverse: #ffffff;

    --border-color: #d8dee9;
    --border-subtle: #e5e9f0;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.07);

    --battle-pulse-from: #d8dee9;
    --battle-pulse-to: #eceff4;
    --battle-pulse-glow: rgba(136, 192, 208, 0.4);
}

/* ===== 7. OCEANIC DEEP (DARK) ===== */
body.theme-oceanic {
    --color-primary: #00e5d0;
    --color-primary-dark: #00acc1;
    --gradient-primary: linear-gradient(135deg, #003d5c 0%, #006d80 100%);

    --bg-body: #080e1c;
    --bg-surface: #0d1f35;
    --bg-subtle: #061224;
    --bg-hover: #0d2f4a;
    --bg-sidebar: #0a1828;

    --text-primary: #c8f4f9;
    --text-secondary: #7dc8d8;
    --text-muted: #4a9fb5; /* WCAG AA: 6.42:1 on #080e1c ✓ */
    --text-inverse: #ffffff;

    --border-color: #1a3a5c;
    --border-subtle: #0e2640;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.45);
    --shadow-md: 0 2px 10px rgba(0,0,0,0.55);
    --shadow-lg: 0 4px 20px rgba(0,229,208,0.15);

    --battle-pulse-from: #002840;
    --battle-pulse-to: #004060;
    --battle-pulse-glow: rgba(0, 229, 208, 0.4);
}

/* ===== 8. ROSE QUARTZ (SOFT LIGHT) ===== */
body.theme-rose {
    --color-primary: #b07090;
    --color-primary-dark: #6b7fa8;
    --gradient-primary: linear-gradient(135deg, #b07090 0%, #6b7fa8 100%);

    --bg-body: #f5ede8;
    --bg-surface: #fdf8f5;
    --bg-subtle: #eedcd6;
    --bg-hover: #e8d0c8;
    --bg-sidebar: #f8f0eb;

    --text-primary: #3d2430;
    --text-secondary: #6b4f5a;
    --text-muted: #7a5862; /* WCAG AA: 4.81:1 on #f5ede8 ✓ */
    --text-inverse: #ffffff;

    --border-color: #d8c4bc;
    --border-subtle: #eedcd6;

    --shadow-sm: 0 2px 4px rgba(176,112,144,0.08);
    --shadow-md: 0 2px 10px rgba(176,112,144,0.12);
    --shadow-lg: 0 4px 20px rgba(107,127,168,0.18);

    --battle-pulse-from: #f9e8ee;
    --battle-pulse-to: #f0d0dc;
    --battle-pulse-glow: rgba(176, 112, 144, 0.3);
}

/* ===== MIDNIGHT EMERALD — PRE-MODIFICATION BACKUP ===== */
/* Safety snapshot preserved per refactor instructions.    To roll back, rename this selector to body.theme-emerald  */
body.theme-emerald-old {
    --color-primary: #10b981;
    --color-primary-dark: #059669;
    --gradient-primary: linear-gradient(135deg, #064e3b 0%, #10b981 100%);

    --bg-body: #022c22;
    --bg-surface: #064e3b;
    --bg-subtle: #011f18;
    --bg-hover: #065f46;
    --bg-sidebar: #012a20;

    --text-primary: #ecfdf5;
    --text-secondary: #a7f3d0;
    --text-muted: #34d399;
    --text-inverse: #ffffff;

    --border-color: #065f46;
    --border-subtle: #047857;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.4);
    --shadow-md: 0 2px 10px rgba(0,0,0,0.5);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.6);

    --battle-pulse-from: #064e3b;
    --battle-pulse-to: #059669;
    --battle-pulse-glow: rgba(16, 185, 129, 0.3);
}

/* ===== DARK THEME STATUS COLOR OVERRIDES ===== */
/* Default :root status colors are tuned for light backgrounds.
   These overrides adapt alert/badge colors for dark-surface themes. */
body.theme-dark,
body.theme-emerald,
body.theme-cyber,
body.theme-oceanic {
    --color-success: #34d399;
    --color-success-bg: #064e3b;
    --color-success-text: #6ee7b7;
    --color-success-border: #047857;
    --color-error: #f87171;
    --color-error-bg: #3b1219;
    --color-error-text: #fca5a5;
    --color-error-border: #5b1a25;
    --color-warning: #fbbf24;
    --color-warning-bg: #3b2600;
    --color-warning-text: #fcd34d;
    --color-info: #38bdf8;
    --color-info-bg: #0c2340;
    --color-info-text: #7dd3fc;

    --color-blue-bg:     #172554;
    --color-blue-text:   #93c5fd;
    --color-blue-border: #2563eb;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
}

/* ===== TOP HORIZONTAL NAVBAR ===== */
.top-nav {
    background: var(--gradient-primary);
    padding: 12px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.site-logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--text-inverse);
    text-decoration: none;
}

.top-nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.site-clock {
    color: var(--text-inverse);
    font-size: 13px;
    opacity: 0.85;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

/* Currency Display */
.currency-display {
    background: rgba(255, 255, 255, 0.15);
    padding: 8px 15px;
    border-radius: var(--radius-md);
    display: flex;
    gap: 15px;
    backdrop-filter: blur(10px);
}

.currency-item {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-inverse);
    font-weight: 600;
    position: relative;
    cursor: help;
}

.currency-icon {
    font-size: 1.2em;
}

/* Currency Tooltips */
.currency-item .tooltip {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    top: 120%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: normal;
    white-space: nowrap;
    z-index: 1000;
    transition: opacity 0.3s, visibility 0.3s;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.currency-item .tooltip::after {
    content: "";
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-bottom-color: rgba(0, 0, 0, 0.9);
}

.currency-item:hover .tooltip {
    visibility: visible;
    opacity: 1;
}

.tooltip-title {
    font-weight: bold;
    margin-bottom: 4px;
    font-size: 14px;
}

.tooltip-desc {
    opacity: 0.9;
    font-size: 12px;
}

/* User Menu Dropdown */
.user-menu {
    position: relative;
}

.user-menu-trigger {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-inverse);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
}

.user-menu-trigger:hover {
    background: rgba(255, 255, 255, 0.3);
}

.user-menu::before {
    content: "";
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: 10px;
    background: transparent;
}

.user-menu-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    overflow: hidden;
}

.user-menu:hover .user-menu-dropdown {
    display: block;
}

.user-menu-dropdown a {
    display: block;
    padding: 12px 16px;
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--border-subtle);
    transition: background 0.2s;
}

.user-menu-dropdown a:hover {
    background: var(--bg-subtle);
}

.user-menu-dropdown a:last-child {
    border-bottom: none;
}

.auth-links a {
    color: var(--text-inverse);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.auth-links a:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ===== LEFT SIDEBAR ===== */
.layout-container {
    display: flex;
    min-height: calc(100vh - var(--navbar-height));
}

.left-sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    background: var(--bg-sidebar);
    box-shadow: 2px 0 10px rgba(0,0,0,0.05);
    padding: 20px 0;
    position: sticky;
    top: var(--navbar-height);
    height: calc(100vh - var(--navbar-height));
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: 25px;
}

.sidebar-title {
    padding: 0 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.sidebar-links {
    list-style: none;
}

.sidebar-links li {
    margin: 0;
}

.sidebar-links a {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.sidebar-links a:hover {
    background: var(--bg-subtle);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
}

.sidebar-links a.active {
    background: var(--bg-hover);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    font-weight: 600;
}

/* ===== MAIN CONTENT AREA ===== */
.main-content {
    flex: 1;
    padding: 30px;
    min-width: 0;
    overflow-x: auto;
}

/* ===== NAV BADGE ===== */
.nav-badge {
    background: var(--color-primary-dark);
    color: var(--text-inverse);
    border-radius: 10px;
    padding: 1px 7px;
    font-size: 0.75em;
    font-weight: 700;
    margin-left: auto;
}

/* ===== ACTIVE BATTLE ANIMATION ===== */
@keyframes pulse-glow {
    0%, 100% {
        background: var(--battle-pulse-from);
        box-shadow: 0 0 0 rgba(244, 67, 54, 0.4);
    }
    50% {
        background: var(--battle-pulse-to);
        box-shadow: 0 0 10px var(--battle-pulse-glow);
    }
}

/* ===== ALERT / MESSAGE STYLES ===== */
.alert {
    padding: 12px;
    margin-bottom: 15px;
    border-radius: var(--radius-sm);
}

.alert-success {
    background: var(--color-success-bg);
    color: var(--color-success-text);
    border: 1px solid var(--color-success-border);
}

.alert-error {
    background: var(--color-error-bg);
    color: var(--color-error-text);
    border: 1px solid var(--color-error-border);
}

.alert-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning-text);
}

.alert-banner {
    padding: 10px 16px;
    margin-bottom: 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
}

.alert-banner a {
    font-weight: 600;
    margin-left: 8px;
    text-decoration: underline;
}

.alert-banner-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning-text);
}

.alert-banner-warning a { color: var(--color-warning-text); }

.alert-info {
    background: var(--color-info-bg);
    color: var(--color-info-text);
}

/* ===== SHARED BUTTON STYLES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-inverse);
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

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

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

.btn-danger {
    background: var(--color-error);
    color: var(--text-inverse);
}

.btn-danger:hover {
    opacity: 0.9;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ===== SHARED CARD STYLES ===== */
.card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.card-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.card-body {
    padding: 25px;
}

/* ===== SHARED FORM STYLES ===== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    background: var(--bg-surface);
    color: var(--text-primary);
    transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ===== PAGE HEADER ===== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 16px;
}

.empty-state p {
    font-size: 18px;
    margin-bottom: 20px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .left-sidebar {
        display: none;
    }

    .main-content {
        padding: 15px;
    }


}

/* ===== TOAST NOTIFICATIONS ===== */
.message-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: var(--radius-md, 8px);
    font-weight: 600;
    z-index: 9999;
    max-width: 380px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    animation: toast-slide-in 0.3s ease;
}
.message-toast.success { background: #10b981; color: white; }
.message-toast.error   { background: #ef4444; color: white; }
.message-toast.info    { background: #667eea; color: white; }
@keyframes toast-slide-in {
    from { transform: translateX(420px); opacity: 0; }
    to   { transform: translateX(0);     opacity: 1; }
}