/* style.css - Ultra Premium SaaS Glassmorphism Design */

:root {
    /* Color Palette - Dark Theme Default (Linear/Apple inspired) */
    --bg-base: #000000;
    --text-primary: #f5f5f7;
    --text-secondary: #a1a1a6;
    --text-tertiary: #6e6e73;
    
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-highlight: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --blur-amount: 40px;
    
    --accent-primary: #0a84ff;
    --accent-primary-hover: #0071e3;
    --accent-success: #32d74b;
    --accent-warning: #ffd60a;
    --accent-danger: #ff453a;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    --gutter: 2rem;
    --easing: cubic-bezier(0.25, 1, 0.5, 1);
}

[data-theme="light"] {
    --bg-base: #f5f5f7;
    --text-primary: #1d1d1f;
    --text-secondary: #86868b;
    --text-tertiary: #a1a1a6;
    
    --glass-bg: rgba(255, 255, 255, 0.6);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-border-highlight: rgba(0, 0, 0, 0.15);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.04);
    
    --accent-primary: #0071e3;
    --accent-primary-hover: #0a84ff;
    --accent-success: #34c759;
    --accent-warning: #ffcc00;
    --accent-danger: #ff3b30;
}

/* Reset & Base Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    min-width: 0; /* Bulletproof against flex/grid blowout */
    -webkit-font-smoothing: antialiased;
}

input, select, textarea {
    max-width: 100%;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.4s var(--easing);
}

/* Premium Background Orbs */
.bg-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.15;
    animation: drift 20s infinite alternate ease-in-out;
}
.orb-1 {
    width: 600px; height: 600px;
    background: var(--accent-primary);
    top: -100px; left: -100px;
}
.orb-2 {
    width: 500px; height: 500px;
    background: #5e5ce6;
    bottom: 20%; right: -50px;
    animation-delay: -5s;
}
.orb-3 {
    width: 400px; height: 400px;
    background: var(--accent-success);
    bottom: -100px; left: 20%;
    opacity: 0.08;
    animation-delay: -10s;
}

@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

/* Layout Containers */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--gutter);
}

.mb-gutter { margin-bottom: var(--gutter); }
.mt-gutter { margin-top: var(--gutter); }
.mt-lg { margin-top: 1.5rem; }
.flex-col { display: flex; flex-direction: column; gap: var(--gutter); }
.stretch-h { height: 100%; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }

/* Navigation */
.premium-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-radius: 99px;
    margin-bottom: var(--gutter);
    position: sticky;
    top: 1rem;
    z-index: 100;
}
.nav-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.02em;
}
.nav-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Glass Panels */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    padding: 2rem;
    transition: transform 0.3s var(--easing), border-color 0.3s var(--easing);
}
.glass-panel:hover {
    border-color: var(--glass-border-highlight);
}
.panel-header {
    margin-bottom: 1.5rem;
}
.panel-header:has(+ .project-list:empty) {
    margin-bottom: 0;
}
.panel-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

/* Hero Section */
.hero-section {
    position: relative;
    text-align: center;
    padding: 4rem 2rem;
    border-radius: var(--radius-xl);
    margin-bottom: var(--gutter);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}
.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at center, rgba(10, 132, 255, 0.1) 0%, transparent 60%);
    z-index: -1;
}
.hero-label {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.hero-value {
    font-size: clamp(2.5rem, 12vw, 6rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    word-break: break-all;
    max-width: 100%;
    background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-value .currency {
    font-size: 0.5em;
    vertical-align: super;
    margin-right: 0.2rem;
}
.hero-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    background: rgba(0,0,0,0.2);
    padding: 1rem 2rem;
    border-radius: 99px;
    border: 1px solid var(--glass-border);
}
[data-theme="light"] .hero-meta { background: rgba(255,255,255,0.4); }

.meta-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}
.meta-label { font-size: 0.8rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }
.meta-item strong { font-size: 1.25rem; font-weight: 700; word-break: break-all; text-align: center; }
.meta-divider { width: 1px; height: 30px; background: var(--glass-border-highlight); }

/* Buttons */
.btn-generate {
    background: linear-gradient(135deg, var(--accent-primary), #5e5ce6);
    color: white;
    border: none;
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 99px;
    cursor: pointer;
    box-shadow: 0 10px 30px -5px rgba(10, 132, 255, 0.4);
    transition: all 0.3s var(--easing);
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.btn-generate:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px -5px rgba(10, 132, 255, 0.6);
}
.btn-generate:active { transform: translateY(1px) scale(0.98); }
.btn-text { position: relative; z-index: 2; transition: opacity 0.2s; }
.btn-loader {
    position: absolute;
    width: 20px; height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    opacity: 0;
    transition: opacity 0.2s;
}
.btn-generate.loading .btn-text { opacity: 0; }
.btn-generate.loading .btn-loader { opacity: 1; }

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

/* Button Styles */
.btn-solid {
    background: var(--text-primary);
    color: var(--bg-base);
    border: none; padding: 0.8rem 1.5rem; border-radius: var(--radius-sm);
    font-weight: 600; cursor: pointer; transition: transform 0.2s;
}
.btn-solid:hover { transform: translateY(-1px); opacity: 0.9; }

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border-highlight);
    padding: 0.8rem 1.5rem; border-radius: var(--radius-sm);
    font-weight: 600; cursor: pointer; transition: all 0.2s;
}
.btn-outline:hover { background: var(--glass-bg); }

.btn-ghost {
    background: transparent; color: var(--accent-primary);
    border: none; padding: 0.5rem 1rem; border-radius: var(--radius-sm);
    font-weight: 600; cursor: pointer; transition: background 0.2s;
    display: inline-flex; align-items: center; justify-content: center; line-height: 1;
}
.btn-sm {
    padding: 0.35rem 0.8rem;
    font-size: 0.9rem;
}
.btn-ghost:hover { background: rgba(10, 132, 255, 0.1); }

.btn-icon {
    background: transparent; border: none; color: var(--text-primary);
    padding: 0.5rem; border-radius: 50%; cursor: pointer;
    display: grid; place-items: center; transition: background 0.2s;
}
.btn-icon:hover { background: var(--glass-bg); }

/* KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 1.5rem;
    margin-bottom: var(--gutter);
}
.kpi-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
}
.kpi-label { font-size: 0.9rem; font-weight: 600; }
.kpi-value {
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    word-break: break-all;
}
.kpi-trend {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    font-weight: 500;
}
.highlight-card {
    background: linear-gradient(135deg, var(--accent-primary) 0%, #302b63 100%);
    border: none;
}
.text-white { color: white !important; }
.text-white-50 { color: rgba(255,255,255,0.7) !important; }
.text-primary { color: var(--accent-primary); }

/* Layout Grid */
.layout-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gutter);
}
@media (max-width: 900px) {
    .layout-grid-2 { grid-template-columns: 1fr; }
}

/* Forms & Inputs */
.input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}
.input-grid .full-width { grid-column: 1 / -1; }

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 0;
}
.input-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}
input[type="number"], input[type="text"], select {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.2s;
    width: 100%;
    min-width: 0;
}
[data-theme="light"] input, [data-theme="light"] select { background: rgba(255,255,255,0.5); }
input:focus, select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.2);
}

/* Segmented Control */
.segmented-control {
    display: flex;
    background: rgba(0,0,0,0.2);
    padding: 0.3rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}
[data-theme="light"] .segmented-control { background: rgba(0,0,0,0.05); }

.segment { flex: 1; text-align: center; }
.segment input { display: none; }
.segment-btn {
    display: block;
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}
.segment input:checked + .segment-btn {
    background: var(--glass-bg);
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.prog-pane { display: none; animation: fadeIn 0.3s ease; }
.prog-pane.active { display: block; }
.help-text { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.5; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

.auto-calc-box {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(10, 132, 255, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.auto-calc-box span { font-size: 0.9rem; color: var(--accent-primary); font-weight: 500; }
.auto-calc-box strong { font-size: 1.2rem; color: var(--accent-primary); }

/* Project List */
.project-list { display: flex; flex-direction: column; gap: 0.8rem; }
.proj-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 0.8rem;
    padding: 1rem;
    background: rgba(0,0,0,0.2);
    border-radius: var(--radius-sm);
    align-items: center;
}
[data-theme="light"] .proj-item { background: rgba(0,0,0,0.03); }
@media (max-width: 600px) {
    .proj-item { 
        display: flex; 
        flex-wrap: wrap; 
    }
    .proj-item .p-name { width: 100%; }
    .proj-item .p-amount { flex: 1; min-width: 0; }
    .proj-item .p-month { flex: 1; min-width: 0; }
    .proj-item .btn-icon { width: 40px; }
}

/* Section Divider */
.section-divider {
    text-align: center;
    margin: 4rem 0 2rem 0;
    position: relative;
}
.section-divider::before {
    content: '';
    position: absolute;
    top: 50%; left: 0; right: 0;
    height: 1px;
    background: var(--glass-border-highlight);
    z-index: -1;
}
.section-divider span {
    background: var(--bg-base);
    padding: 0 1.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    font-weight: 600;
}

/* Scenario & Progress */
.scenario-box {
    display: flex; flex-direction: column; gap: 1rem;
}
.scenario-badge {
    align-self: flex-start;
    padding: 0.5rem 1.25rem;
    border-radius: 99px;
    font-weight: 700;
    font-size: 1.2rem;
    background: rgba(255,255,255,0.1);
}
.scenario-desc {
    font-size: 1rem; line-height: 1.6; color: var(--text-secondary);
}

.progress-list { display: flex; flex-direction: column; gap: 1.25rem; }
.progress-labels { display: flex; justify-content: space-between; font-size: 0.85rem; margin-bottom: 0.5rem; font-weight: 500; }
.progress-track { width: 100%; height: 8px; background: rgba(0,0,0,0.3); border-radius: 99px; overflow: hidden; }
[data-theme="light"] .progress-track { background: rgba(0,0,0,0.1); }
.progress-fill { height: 100%; width: 0%; border-radius: 99px; transition: width 1s var(--easing), background-color 0.5s; }
.fill-primary { background: linear-gradient(90deg, var(--accent-primary), #47a0ff); }
.fill-secondary { background: var(--text-secondary); }
.fill-success { background: var(--accent-success); }
.fill-danger { background: var(--accent-danger); }
.status-success { color: var(--accent-success); }
.status-danger { color: var(--accent-danger); }
.status-neutral { color: var(--text-secondary); }

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}
.charts-grid .chart-wrapper:last-child {
    grid-column: 1 / -1; /* Pie chart spans full width conceptually or sits below */
    display: flex; flex-direction: column; align-items: center;
}
@media (max-width: 900px) {
    .charts-grid { grid-template-columns: 1fr; }
}
.chart-wrapper {
    background: rgba(0,0,0,0.1);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex; flex-direction: column; align-items: center;
}
[data-theme="light"] .chart-wrapper { background: rgba(0,0,0,0.02); }
.chart-wrapper h4 { margin-bottom: 1.5rem; font-size: 0.9rem; color: var(--text-secondary); font-weight: 500; }
canvas { max-width: 100%; height: auto; }

/* ChatGPT Style Report */
.chatgpt-report {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-word;
    overflow-wrap: break-word;
    background: rgba(0,0,0,0.15);
    padding: 2rem;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent-primary);
}
[data-theme="light"] .chatgpt-report { background: rgba(0,0,0,0.03); }

/* Monthly Cards Grid */
.monthly-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr));
    gap: 1rem;
}
.month-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: transform 0.2s;
}
.month-card:hover { transform: translateY(-3px); border-color: var(--glass-border-highlight); }
.mc-header { font-weight: 700; font-size: 1.1rem; margin-bottom: 1rem; color: var(--accent-primary); border-bottom: 1px solid var(--glass-border); padding-bottom: 0.5rem;}
.mc-row { display: flex; justify-content: space-between; font-size: 0.85rem; margin-bottom: 0.5rem; }
.mc-row.total { font-weight: 700; font-size: 1rem; margin-top: 1rem; padding-top: 0.5rem; border-top: 1px solid var(--glass-border); }
.mc-label { color: var(--text-secondary); }
.mc-input {
    width: 80px; padding: 0.3rem; font-size: 0.9rem; text-align: right;
    background: rgba(0,0,0,0.3); border: 1px solid var(--glass-border);
    color: var(--text-primary); border-radius: 4px;
}
[data-theme="light"] .mc-input { background: white; }

/* Table */
.table-wrapper { overflow-x: auto; }
.premium-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.premium-table th, .premium-table td {
    padding: 1rem; text-align: right; border-bottom: 1px solid var(--glass-border); font-variant-numeric: tabular-nums;
}
.premium-table th { text-align: right; color: var(--text-secondary); font-weight: 500; font-size: 0.9rem; }
.premium-table th:first-child, .premium-table td:first-child { text-align: left; }
.premium-table tbody tr:hover { background: rgba(255,255,255,0.02); }

/* Export */
.action-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Mobile Responsive Overrides */
@media (max-width: 768px) {
    :root { --gutter: 1rem; }
    .app-container { padding: 0.5rem; }
    .glass-panel { padding: 1.25rem; }
    .hero-section { padding: 3rem 1rem; gap: 2rem; }
    .hero-content { gap: 1.5rem; }
    .hero-label { font-size: 0.95rem; }
    .hero-meta { flex-direction: row; gap: 1.5rem; padding: 0.6rem 1.5rem; width: auto; border-radius: 99px; }
    .meta-divider { width: 1px; height: 28px; }
    .meta-item strong { font-size: 1.15rem; }
    .meta-label { font-size: 0.75rem; }
    .input-grid { grid-template-columns: 1fr; }
    .premium-nav { padding: 0.8rem 1rem; }
    .nav-subtitle { display: none; }
    .btn-generate { width: auto; padding: 1rem 2.2rem; font-size: 1.05rem; border-radius: 99px; }
    .action-buttons { flex-direction: column; }
    .action-buttons button { width: 100%; }
    .charts-grid canvas { width: 100% !important; height: auto !important; }
    .chatgpt-report { padding: 1rem; font-size: 0.9rem; }
    .kpi-card { padding: 1rem; }
    .kpi-value { font-size: 1.8rem; }
}

/* Print */
@media print {
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color: black !important;
        text-shadow: none !important;
    }
    body { background: white; }
    .premium-nav, .hero-section .btn-generate, .setup-section, .export-panel, .bg-orb, .monthly-cards-grid { display: none !important; }
    .glass-panel { border: 1px solid #ddd; box-shadow: none; break-inside: avoid; background: white; padding: 1.5rem; }
    .chatgpt-report { border-left-color: black; background: #f9f9f9; color: black; }
    #generatedContent { display: block !important; opacity: 1 !important; }
    .kpi-grid { gap: 1rem; }
    .kpi-card { padding: 1rem; }
    .charts-grid canvas { max-height: 250px; object-fit: contain; }
    .premium-table th, .premium-table td { padding: 0.5rem; font-size: 0.8rem; }
    .table-wrapper { overflow-x: visible; }
}