/* ==========================================================================
   Solar App — Premium Modern Minimalist Design System
   Sleek Dark Theme, Clean Typography, Micro-interactions, Glassmorphism
   ========================================================================== */

:root {
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Source Code Pro", Menlo, Consolas, monospace;

    --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-base: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;
}

[data-theme="dark"] {
    --bg-primary: #090a0f;
    --bg-surface: #10121a;
    --bg-surface-elevated: #161924;
    --bg-surface-hover: #1c202e;
    --bg-input: #0c0e14;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(255, 255, 255, 0.18);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #ffffff;
    --accent-inverse: #000000;
    --glow-color: rgba(255, 255, 255, 0.04);
    --badge-bg: rgba(255, 255, 255, 0.06);
    --badge-text: #e2e8f0;
    --badge-border: rgba(255, 255, 255, 0.12);
    --btn-primary-bg: #ffffff;
    --btn-primary-text: #090a0f;
    --btn-primary-hover: #e2e8f0;
    --btn-secondary-bg: rgba(255, 255, 255, 0.05);
    --btn-secondary-border: rgba(255, 255, 255, 0.1);
    --btn-secondary-text: #f8fafc;
    --btn-secondary-hover: rgba(255, 255, 255, 0.1);
    --code-bg: #07080b;
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-surface: #ffffff;
    --bg-surface-elevated: #f1f5f9;
    --bg-surface-hover: #e2e8f0;
    --bg-input: #ffffff;
    --border-color: #e2e8f0;
    --border-highlight: #cbd5e1;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --accent: #0f172a;
    --accent-inverse: #ffffff;
    --glow-color: rgba(15, 23, 42, 0.02);
    --badge-bg: #f1f5f9;
    --badge-text: #334155;
    --badge-border: #e2e8f0;
    --btn-primary-bg: #0f172a;
    --btn-primary-text: #ffffff;
    --btn-primary-hover: #1e293b;
    --btn-secondary-bg: #ffffff;
    --btn-secondary-border: #cbd5e1;
    --btn-secondary-text: #0f172a;
    --btn-secondary-hover: #f1f5f9;
    --code-bg: #f1f5f9;
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.06);
}

/* Base Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    background-image: radial-gradient(ellipse 80% 50% at 50% -20%, var(--glow-color), transparent);
    background-repeat: no-repeat;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.25;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin-bottom: 0.6rem; }
h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1rem;
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

a:hover {
    opacity: 0.85;
}

code, pre {
    font-family: var(--font-mono);
}

.mono {
    font-family: var(--font-mono);
}

.text-muted {
    color: var(--text-muted);
}

/* Container */
.container {
    width: 100%;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(9, 10, 15, 0.82);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="light"] .site-header {
    background: rgba(248, 250, 252, 0.85);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4.25rem;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}

.logo-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.45rem;
    background: var(--badge-bg);
    border: 1px solid var(--badge-border);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.nav-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.35rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    box-shadow: 0 4px 14px rgba(255, 255, 255, 0.12);
}

.btn-primary:hover {
    background: var(--btn-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
    opacity: 1;
}

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

.btn-secondary:hover {
    background: var(--btn-secondary-hover);
    border-color: var(--border-highlight);
    transform: translateY(-1px);
    opacity: 1;
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.82rem;
    border-radius: var(--radius-sm);
}

.btn-icon {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-sm);
    background: var(--btn-secondary-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    border-color: var(--border-highlight);
    background: var(--bg-surface-elevated);
}

/* Hero Section */
.hero {
    padding: 4.5rem 0 3.5rem;
    text-align: center;
}

.hero-content {
    max-width: 820px;
    margin: 0 auto;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.9rem;
    background: var(--badge-bg);
    border: 1px solid var(--badge-border);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--badge-text);
    margin-bottom: 1.5rem;
}

.hero-pill-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e;
}

.hero-title {
    margin-bottom: 1.25rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.25rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.hero-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* 4 Value Props Grid under Hero */
.value-props-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 3rem;
    text-align: left;
}

.value-prop-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: all var(--transition-fast);
}

.value-prop-card:hover {
    border-color: var(--border-highlight);
    background: var(--bg-surface-elevated);
    transform: translateY(-2px);
}

.value-prop-icon {
    font-size: 1.5rem;
    margin-bottom: 0.6rem;
    display: inline-block;
}

.value-prop-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.value-prop-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

/* Sections */
.section {
    padding: 5rem 0;
    border-top: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 3rem auto;
}

.section-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
}

/* Interactive App Showcase Window */
.app-window-frame {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    margin: 2.5rem 0;
}

.window-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 1.2rem;
    background: var(--bg-surface-elevated);
    border-bottom: 1px solid var(--border-color);
}

.window-controls {
    display: flex;
    gap: 0.45rem;
}

.window-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--border-highlight);
}

.window-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.window-tabs-bar {
    display: flex;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.showcase-tab {
    padding: 0.65rem 1.2rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.showcase-tab:hover {
    color: var(--text-primary);
    background: var(--bg-surface-elevated);
}

.showcase-tab.active {
    color: var(--text-primary);
    border-bottom-color: var(--accent);
    background: var(--bg-surface-elevated);
}

.showcase-content {
    padding: 2rem;
    min-height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.showcase-tab-pane {
    display: none;
    width: 100%;
    max-width: 620px;
}

.showcase-tab-pane.active {
    display: block;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Step-by-Step Cards */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.step-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all var(--transition-fast);
}

.step-card:hover {
    border-color: var(--border-highlight);
    transform: translateY(-2px);
}

.step-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.step-title {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.step-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.cmd-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.btn-copy {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    transition: color var(--transition-fast);
}

.btn-copy:hover {
    color: var(--text-primary);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.feature-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: all var(--transition-fast);
}

.feature-card:hover {
    border-color: var(--border-highlight);
    background: var(--bg-surface-elevated);
}

.feature-card-icon {
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
    display: block;
}

.feature-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.feature-card-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Download Box */
.download-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
}

.download-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.download-stat {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.download-stat-num {
    font-family: var(--font-mono);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.download-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.75rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* Timeline / Changelog */
.timeline {
    position: relative;
    border-left: 2px solid var(--border-color);
    padding-left: 2rem;
    margin-left: 0.75rem;
    max-width: 800px;
    margin-right: auto;
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -2.45rem;
    top: 0.35rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-highlight);
    border: 3px solid var(--bg-primary);
}

.timeline-dot.active-dot {
    background: #22c55e;
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.6);
}

.timeline-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.release-tag {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.release-badge-current {
    font-size: 0.65rem;
    font-weight: 800;
    font-family: var(--font-mono);
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.3);
    padding: 0.1rem 0.45rem;
    border-radius: var(--radius-full);
}

.release-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.release-title-text {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.release-notes {
    font-size: 0.88rem;
    color: var(--text-secondary);
    white-space: pre-wrap;
    background: var(--bg-surface);
    padding: 1.1rem 1.3rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    line-height: 1.6;
}

/* Reviews Feed */
.reviews-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.sort-select, .lang-select {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.55rem 0.85rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    cursor: pointer;
}

.review-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.35rem;
    margin-bottom: 1rem;
    transition: all var(--transition-fast);
}

.review-card:hover {
    border-color: var(--border-highlight);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.review-author {
    font-weight: 700;
    font-size: 0.95rem;
}

.rating-badge {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: var(--bg-surface-elevated);
}

.review-content {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.55;
}

.review-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    padding-top: 0.6rem;
    margin-top: 0.6rem;
}

.btn-report {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.78rem;
    text-decoration: underline;
}

.btn-report:hover {
    color: #ef4444;
}

/* Forms */
.form-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.45rem;
    color: var(--text-primary);
}

.form-input, .form-textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    transition: border-color var(--transition-fast);
}

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

.rating-selector {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.rating-btn {
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    transition: all var(--transition-fast);
}

.rating-btn:hover {
    border-color: var(--border-highlight);
    color: var(--text-primary);
}

.rating-btn.active {
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    border-color: var(--btn-primary-bg);
}

/* Support Grid */
.support-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.support-item {
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.support-item:hover {
    border-color: var(--border-highlight);
    background: var(--bg-surface-elevated);
    transform: translateY(-2px);
    opacity: 1;
}

.support-item-icon {
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
}

.support-item-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.support-item-subtitle {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* Roadmap Grid */
.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
    gap: 1.25rem;
}

.roadmap-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.35rem;
}

.roadmap-card.closed {
    opacity: 0.6;
}

.status-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-family: var(--font-mono);
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    margin-bottom: 0.6rem;
}

.status-open {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.status-closed {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 100%;
    max-width: 440px;
    box-shadow: var(--card-shadow);
    transform: translateY(12px);
    transition: transform var(--transition-fast);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.35rem;
    color: var(--text-muted);
    cursor: pointer;
}

.modal-close:hover {
    color: var(--text-primary);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    max-width: 440px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    box-shadow: var(--card-shadow);
    z-index: 999;
    display: none;
}

.cookie-banner.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Alerts */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.85rem;
    border: 1px solid;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.25);
    color: #93c5fd;
}

.alert-warning {
    background: rgba(234, 179, 8, 0.1);
    border-color: rgba(234, 179, 8, 0.25);
    color: #fde047;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.25);
    color: #86efac;
}

/* Footer */
.site-footer {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding: 2.75rem 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

/* Responsive */
@media (max-width: 900px) {
    .value-props-grid { grid-template-columns: repeat(2, 1fr); }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .support-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .value-props-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .support-grid { grid-template-columns: 1fr; }
    .main-nav { display: none; }
    .hero-actions { flex-direction: column; width: 100%; }
    .hero-actions .btn { width: 100%; }
    .download-card { padding: 1.5rem; }
    .download-card-header { flex-direction: column; align-items: flex-start; }
}