/* Aspire Loop - Dark Modern Aesthetic */

:root {
    /* Dark Color Palette */
    --bg-primary: #0A0A0A;
    --bg-secondary: #161616;
    --bg-tertiary: #1F1F1F;
    --bg-elevated: #252525;
    
    /* Text Colors */
    --text-primary: #FAFAFA;
    --text-secondary: #A0A0A0;
    --text-tertiary: #606060;
    
    /* Accent Colors - Editorial Neutrals */
    --accent-primary: #E5DDD5;
    --accent-secondary: #C4B5A0;
    --accent-tertiary: #F5F0EB;
    --accent-rose: #D4A5A5;
    
    /* Gradients */
    --gradient-dark: linear-gradient(135deg, #1A1A1A 0%, #0A0A0A 100%);
    --gradient-accent: linear-gradient(135deg, #E5DDD5 0%, #C4B5A0 100%);
    --gradient-card: linear-gradient(135deg, #1F1F1F 0%, #161616 100%);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Typography - Fashion Editorial */
    --font-display: 'Cormorant Garamond', 'Georgia', serif;
    --font-body: 'EB Garamond', 'Georgia', serif;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.6);
    
    /* Border Radius - More Elegant */
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background: #000000;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Phone Container */
.phone-container {
    position: relative;
}

.phone-frame {
    width: 375px;
    height: 812px;
    border-radius: 40px;
    background: var(--bg-primary);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.7),
        0 0 0 12px #1A1A1A,
        0 0 0 14px #0A0A0A;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
    zoom: 0.60;
}

/* App Content Area */
.app-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--spacing-lg);
    padding-bottom: 100px;
    background: var(--bg-primary);
    position: relative;
}

/* Custom Scrollbar */
.app-content::-webkit-scrollbar {
    width: 4px;
}

.app-content::-webkit-scrollbar-track {
    background: transparent;
}

.app-content::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.app-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

/* Bottom Navigation */
.bottom-nav {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 0 var(--spacing-md);
    z-index: 100;
}

.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-base);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.nav-item:hover {
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.02);
}

.nav-item.active {
    color: var(--accent-primary);
}

.nav-item.nav-item-primary {
    background: var(--gradient-accent);
    color: var(--bg-primary);
    border-radius: 50%;
    width: 56px;
    height: 56px;
    padding: 0;
    margin-top: -20px;
    box-shadow: 0 8px 24px rgba(229, 221, 213, 0.2);
}

.nav-item.nav-item-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 32px rgba(229, 221, 213, 0.3);
}

.nav-icon {
    width: 24px;
    height: 24px;
    stroke-width: 2;
}

.nav-item-primary .nav-icon {
    width: 28px;
    height: 28px;
}

.nav-label {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.nav-item-primary .nav-label {
    display: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 300;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 {
    font-size: 36px;
    font-weight: 300;
    letter-spacing: 0.5px;
}

h2 {
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 0.3px;
}

h3 {
    font-size: 22px;
    font-weight: 400;
}

h4 {
    font-size: 20px;
    font-weight: 500;
}

p {
    line-height: 1.75;
    color: var(--text-secondary);
}

/* Section Headers */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.section-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, var(--accent-primary) 0%, transparent 100%);
    margin: var(--spacing-lg) 0;
}

/* Cards */
.card {
    background: var(--gradient-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: rgba(255, 255, 255, 0.06);
}

.card-elevated {
    background: var(--bg-elevated);
    box-shadow: var(--shadow-md);
}

.card-accent {
    background: var(--gradient-accent);
    color: var(--bg-primary);
}

.card-accent p {
    color: rgba(10, 10, 10, 0.8);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 14px 24px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--bg-primary);
    box-shadow: 0 4px 16px rgba(229, 221, 213, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(229, 221, 213, 0.3);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: var(--bg-elevated);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-primary);
}

.btn-full {
    width: 100%;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(229, 221, 213, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Chips */
.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.chip:hover {
    background: var(--bg-elevated);
    border-color: rgba(255, 255, 255, 0.1);
}

.chip.active {
    background: var(--gradient-accent);
    color: var(--bg-primary);
    border-color: transparent;
}

.chip-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

/* Loading States */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Empty States */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-lg);
    opacity: 0.3;
}

.empty-state-icon svg {
    width: 100%;
    height: 100%;
}

.empty-state-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.empty-state-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }

/* Fade In Animation */
.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile App-Like Experience */
@media (max-width: 480px) {
    body {
        padding: 0;
        background: var(--bg-primary);
    }
    
    .phone-container {
        width: 100vw;
        height: 100vh;
        height: 100svh; /* Small viewport height - accounts for mobile browser UI */
    }
    
    .phone-frame {
        width: 100%;
        height: 100%;
        border-radius: 0;
        box-shadow: none;
        zoom: 1; /* Remove zoom on mobile */
    }
    
    /* App-like touch interactions */
    * {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
    }
    
    /* Smooth scrolling */
    .app-content {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior-y: contain;
    }
    
    /* Better mobile spacing */
    .app-content {
        padding: var(--spacing-md) 0;
        padding-bottom: 100px;
    }
    
    /* Cards full width with side margins */
    .card {
        margin-left: var(--spacing-md);
        margin-right: var(--spacing-md);
    }
    
    /* Larger touch targets */
    .btn {
        min-height: 48px;
        padding: 16px 24px;
        font-size: 16px;
    }
    
    .nav-item {
        min-width: 48px;
        min-height: 48px;
    }
    
    /* iOS-style safe area */
    .bottom-nav {
        padding-bottom: env(safe-area-inset-bottom, 0px);
        height: calc(80px + env(safe-area-inset-bottom, 0px));
    }
    
    /* Better form inputs for mobile */
    .form-input,
    .form-textarea {
        font-size: 16px; /* Prevents iOS zoom on focus */
        padding: 16px;
    }
    
    /* Smoother animations */
    .card,
    .btn,
    .nav-item {
        transform: translate3d(0, 0, 0); /* GPU acceleration */
    }
    
    /* Full bleed for special cards */
    .card-accent {
        margin-left: 0;
        margin-right: 0;
        border-radius: 0;
    }
    
    /* Typography adjustments */
    h1 {
        font-size: 32px;
    }
    
    h2 {
        font-size: 24px;
    }
    
    /* Optimize images */
    img {
        -webkit-user-drag: none;
        user-select: none;
    }
}

/* Small phones */
@media (max-width: 375px) {
    .app-content {
        padding: var(--spacing-sm) 0;
    }
    
    .card {
        margin-left: var(--spacing-sm);
        margin-right: var(--spacing-sm);
        padding: var(--spacing-md);
    }
}

/* Aspiration Page Styles */
.style-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 16px;
    overflow: hidden;
    border: 3px solid transparent;
}

.style-card.selected {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 1px var(--accent-primary);
}

.style-card-image {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.style-card-label {
    text-align: center;
    padding: 12px;
    background: var(--bg-tertiary);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.style-card:hover .style-card-label {
    background: var(--bg-elevated);
}

/* Color Grid */
.color-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.color-chip {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.color-chip:hover {
    background: var(--bg-tertiary);
}

.color-chip.selected {
    border-color: var(--accent-primary);
    background: var(--bg-tertiary);
}

.color-swatch {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.color-name {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.color-chip.selected .color-name {
    color: var(--accent-primary);
    font-weight: 600;
}

/* Keyword chip styling additions */
.chip-remove {
    margin-left: 8px;
    cursor: pointer;
    font-weight: bold;
    font-size: 16px;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.chip.active .chip-remove:hover {
    opacity: 1;
}