@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --bg-dark: #0a0f1d;
    --bg-card: rgba(20, 25, 40, 0.65);
    --bg-card-hover: rgba(30, 35, 55, 0.85);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    
    /* Neon Accents */
    --primary: #3b82f6;
    --primary-glow: rgba(59, 130, 246, 0.5);
    --primary-hover: #2563eb;
    
    --accent: #10b981;
    --accent-glow: rgba(16, 185, 129, 0.4);
    
    --danger: #ef4444;
    --danger-glow: rgba(239, 68, 68, 0.4);
    
    --warning: #f59e0b;
    --warning-glow: rgba(245, 158, 11, 0.4);
    
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.12);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background: radial-gradient(circle at top left, #171b33, #0a0f1d 70%);
    background-attachment: fixed;
    color: var(--text-main);
    min-height: 100vh;
    padding-bottom: 100px; /* Space for floating bottom nav */
    overflow-x: hidden;
}

#app {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    min-height: 100vh;
}

/* Header */
.top-header {
    padding: 24px 20px 20px 20px;
    position: sticky;
    top: 0;
    background: rgba(10, 15, 29, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-header h1 {
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, #60a5fa, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

/* Views */
.view {
    display: none;
    padding: 20px;
    animation: fadeScale 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.view.active {
    display: block;
}

@keyframes fadeScale {
    from { opacity: 0; transform: translateY(15px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 18px;
    color: #f1f5f9;
    letter-spacing: -0.3px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 24px;
    line-height: 1.5;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #4f46e5 100%);
    color: white;
    border: 1px solid rgba(255,255,255,0.1);
    padding: 14px 24px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px var(--primary-glow), inset 0 1px 0 rgba(255,255,255,0.2);
}

.btn-primary:active {
    transform: scale(0.96);
    box-shadow: 0 4px 10px var(--primary-glow);
}

.btn-icon {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: white;
    padding: 10px 14px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--glass-highlight);
    transform: translateY(-1px);
}

.btn-icon:active {
    transform: scale(0.95);
}

.btn-icon.success {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
    color: #34d399;
}

/* Card List */
.card-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 20px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255,255,255,0.05);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, transparent 100%);
    pointer-events: none;
}

.card:hover {
    transform: translateY(-4px);
    background: var(--bg-card-hover);
    border-color: var(--glass-highlight);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255,255,255,0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.card-title {
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.2px;
}

.card-badge {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.card-body {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.card-actions {
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 18px;
    border-top: 1px solid var(--glass-border);
    padding-top: 18px;
}

/* Dashboard Stats */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 20px;
    text-align: left;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s;
}
.stat-card:hover {
    transform: translateY(-3px);
}

.stat-card.highlight {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.05) 100%);
    border-color: rgba(16, 185, 129, 0.3);
    box-shadow: 0 8px 32px var(--accent-glow);
}

.stat-card h3 {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.6rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.5px;
}
.stat-card.highlight .stat-value {
    color: #34d399;
}

/* Floating Bottom Navigation (iOS Style) */
.bottom-nav {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(20, 25, 40, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 12px 16px;
    border-radius: 30px;
    z-index: 100;
    width: calc(100% - 40px);
    max-width: 560px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255,255,255,0.1);
    gap: 15px;
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
}
.bottom-nav::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Edge */
}

.nav-item {
    background: transparent;
    border: none;
    color: #64748b;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto; /* Prevent shrinking */
    min-width: 65px;
    padding: 6px;
    border-radius: 16px;
}

.nav-item i {
    font-size: 1.2rem;
    transition: transform 0.3s;
}

.nav-item.active {
    color: #f8fafc;
    background: rgba(255, 255, 255, 0.08);
}

.nav-item.active i {
    transform: scale(1.1);
    color: var(--primary);
}

.nav-item:active {
    transform: scale(0.9);
}

/* Modals */
.modal {
    display: none; 
    position: fixed; 
    z-index: 200; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    background-color: rgba(0,0,0,0.4); 
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: flex-end;
    justify-content: center;
    padding: 0;
}

.modal.active {
    display: flex;
    animation: fadeInModal 0.3s forwards;
}

@keyframes fadeInModal {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: #111827;
    border-top: 1px solid var(--glass-border);
    width: 100%;
    max-width: 600px;
    border-radius: 28px 28px 0 0;
    padding: 30px 24px;
    transform: translateY(100%);
    animation: slideUpModal 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    box-shadow: 0 -10px 40px rgba(0,0,0,0.5);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 5px;
    background: rgba(255,255,255,0.2);
    border-radius: 5px;
}

@keyframes slideUpModal {
    to { transform: translateY(0); }
}

.close {
    color: var(--text-muted);
    position: absolute;
    right: 24px;
    top: 24px;
    font-size: 28px;
    font-weight: 300;
    cursor: pointer;
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    transition: all 0.2s;
}

.close:hover {
    color: white;
    background: rgba(255,255,255,0.1);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: #cbd5e1;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 14px;
    color: white;
    font-size: 1.05rem;
    outline: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.form-group input:focus, .form-group select:focus {
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.05);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2), inset 0 2px 4px rgba(0,0,0,0.1);
}

/* Custom Scrollbar for inner elements */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.2);
}

.w-100 {
    width: 100%;
}