/* --- NexTask - Base Styles & Themes --- */

:root {
    /* Ana Renkler - Light Theme */
    --bg-main: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.95);
    --bg-sidebar: rgba(255, 255, 255, 0.85);
    --border: #e2e8f0;
    --border-hover: #cbd5e1;

    /* Metin Renkleri */
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;

    /* Aksan Renkleri */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #818cf8;
    --primary-bg: rgba(99, 102, 241, 0.1);
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #10b981;
    --success-hover: #059669;
    --warning: #f59e0b;
    --warning-hover: #d97706;

    /* Efektler */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --glass-blur: blur(16px);
    --glass-border: 1px solid rgba(255, 255, 255, 0.6);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --app-font: 'Inter', ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, 'Noto Sans', 'Liberation Sans', sans-serif;

    /* Z-Index Hierarchy */
    --z-base: 1;
    --z-sidebar: 50;
    --z-toolbar: 100;
    --z-overlay: 500;
    --z-modal: 1000;
    --z-confirm: 2000;
    --z-toast: 3000;

    /* Spacing Density (Minimalist) */
    --sp-xs: 4px;
    --sp-sm: 8px;
    --sp-md: 12px;
    --sp-lg: 16px;
    --sp-xl: 24px;
}

/* Compact Mode Overrides (Space Saving) */
.compact-mode {
    --sp-sm: 4px;
    --sp-md: 8px;
    --sp-lg: 12px;
    --radius-md: 8px;
    --radius-lg: 12px;
    font-size: 13px;
}

[data-theme="dark"] {
    --bg-main: #0a0e1a;
    --bg-card: rgba(15, 23, 42, 0.95);
    --bg-sidebar: rgba(15, 23, 42, 0.85);
    --border: #1e293b;
    --border-hover: #334155;
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --text-light: #64748b;
    --primary: #818cf8;
    --primary-hover: #a5b4fc;
    --primary-light: #c7d2fe;
    --primary-bg: rgba(129, 140, 248, 0.15);
    --danger: #f87171;
    --danger-hover: #fca5a5;
    --success: #34d399;
    --success-hover: #6ee7b7;
    --warning: #fbbf24;
    --warning-hover: #fcd34d;
    --glass-border: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="dracula"] {
    --bg-main: #1a1b26;
    --bg-card: rgba(30, 31, 41, 0.95);
    --bg-sidebar: rgba(30, 31, 41, 0.85);
    --border: #414558;
    --border-hover: #565869;
    --text-main: #f8f8f2;
    --text-muted: #a9b1d6;
    --text-light: #787c99;
    --primary: #bb9af7;
    --primary-hover: #c9b1ff;
    --primary-light: #d7c3ff;
    --primary-bg: rgba(187, 154, 247, 0.15);
    --danger: #f7768e;
    --danger-hover: #ff9db3;
    --success: #9ece6a;
    --success-hover: #b9f27c;
    --warning: #e0af68;
    --warning-hover: #f0c178;
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --orange: #fb923c;
    --orange-bg: rgba(251, 146, 60, 0.15);
}

/* Base & Reset */
* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--app-font) !important;
    -webkit-font-smoothing: antialiased;
    background-image:
        radial-gradient(circle at 15% 25%, rgba(99, 102, 241, 0.04) 0%, transparent 35%),
        radial-gradient(circle at 85% 75%, rgba(139, 92, 246, 0.04) 0%, transparent 35%);
    background-attachment: fixed;
    margin: 0;
    padding: var(--sp-lg);
    gap: var(--sp-lg);
    display: flex;
}

/* Force reduction in compact mode */
.compact-mode body,
body.compact-mode {
    padding: var(--sp-md) !important;
    gap: var(--sp-md) !important;
}

.hidden {
    display: none !important;
}

/* Transitions & Focus */
button,
input,
textarea,
select {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

button:active {
    transform: scale(0.97);
}

button:hover {
    filter: brightness(1.1);
}

input:focus,
textarea:focus {
    outline: none;
}

/* View Transitions */
.view-transition-container {
    opacity: 1;
    transition: opacity 0.2s ease-in-out;
}

.view-transition-container.fade-out {
    opacity: 0;
}

/* View Switch Buttons (Header) */
[id^="view-"][id$="-btn"] {
    color: var(--text-muted);
    border-radius: 8px;
}

[id^="view-"][id$="-btn"]:hover {
    background: var(--bg-card);
    color: var(--text-main);
}

[id^="view-"][id$="-btn"].active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    transform: translateY(-1px);
}

/* Premium Glass & Micro-interactions */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--shadow-sm);
}

.hover-lift {
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.hover-lift:hover {
    transform: translateY(-2px);
}

.hover-glow:hover {
    box-shadow: 0 0 15px var(--primary-bg);
}

#main-content-area {
    position: relative;
}

.view-loading-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity 0.15s ease;
    pointer-events: none;
    z-index: 50;
}

.view-loading-overlay.show {
    opacity: 1;
}

.view-loading-spinner {
    width: 28px;
    height: 28px;
    border-radius: 999px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-hover);
    border-radius: 99px;
}

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

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s infinite;
}

/* --- Modern Date Picker Styles --- */
.date-picker-wrapper {
    position: relative;
}

.modern-date-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
    width: 1px;
    height: 1px;
}

.date-display {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-muted);
}

.date-display:hover {
    border-color: var(--primary);
    background: var(--bg-card);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.date-display.has-date {
    color: var(--text-main);
    border-color: var(--primary);
    background: var(--primary-bg);
}

.quick-date-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-main);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-date-btn:hover {
    background: var(--primary-bg);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-1px);
}

.quick-date-btn-clear {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    font-size: 11px;
    font-weight: 600;
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-date-btn-clear:hover {
    background: var(--danger);
    color: white;
    transform: translateY(-1px);
}