/* Modern Reset and Theme Tokens */
:root {
    --bg-dark: #0f0d0e;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.16);
    
    --accent-color: #FB7185;
    --accent-color-hover: #ff8da1;
    --accent-2: #A78BFA;
    --accent-2-hover: #bfa3ff;
    --accent-dim: rgba(251, 113, 133, 0.15);
    --accent-glow: rgba(251, 113, 133, 0.4);
    
    --text-high: rgba(255, 255, 255, 0.95);
    --text-mid: rgba(255, 255, 255, 0.75);
    --text-low: rgba(255, 255, 255, 0.45);
    
    --font-primary: 'DM Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-header: 'Plus Jakarta Sans', var(--font-primary);
    --font-mono: 'DM Mono', 'Fira Code', monospace;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-mid);
    font-family: var(--font-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Ambient Blur Backgrounds */
.ambient-glow {
    position: absolute;
    width: 60vw;
    height: 60vw;
    border-radius: 50%;
    pointer-events: none;
    z-index: -2;
    filter: blur(140px);
    opacity: 0.2;
}

.glow-1 {
    top: -10vw;
    right: -10vw;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
}

.glow-2 {
    bottom: 10vw;
    left: -20vw;
    background: radial-gradient(circle, var(--accent-2) 0%, transparent 70%);
    opacity: 0.15;
}

/* Grain/Noise Overlay */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.015'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 1000;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Utility Elements */
.gradient-text {
    background: linear-gradient(135deg, var(--accent-color) 30%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.icon-svg {
    display: inline-block;
    vertical-align: middle;
}

/* Buttons Styling */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    font-family: var(--font-primary);
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 8px;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
    border-radius: 14px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(251, 113, 133, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(251, 113, 133, 0.4);
    background: linear-gradient(135deg, var(--accent-color-hover) 0%, var(--accent-2-hover) 100%);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-high);
    backdrop-filter: blur(12px);
}

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

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

.btn-ghost:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-high);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(15, 13, 14, 0.7);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-high);
    font-family: var(--font-header);
    font-weight: 700;
    font-size: 20px;
}

.brand-logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    object-fit: cover;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-mid);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--accent-color);
}

/* Hero Section */
.hero-section {
    padding: 80px 0 60px 0;
    position: relative;
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 540px;
}

.badge-container {
    margin-bottom: 20px;
}

.hero-badge {
    display: inline-block;
    padding: 6px 14px;
    background-color: var(--accent-dim);
    border: 1px solid rgba(251, 113, 133, 0.3);
    border-radius: 20px;
    color: var(--accent-color);
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-mono);
}

.hero-title {
    font-family: var(--font-header);
    font-size: 52px;
    line-height: 1.15;
    font-weight: 800;
    color: var(--text-high);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-mid);
    margin-bottom: 36px;
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* App Window Mockup (PyQt6-like Frosted Glass Frame) */
.hero-mockup-wrapper {
    perspective: 1000px;
}

.app-window-mockup {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1.2px solid rgba(255, 255, 255, 0.15);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    width: 100%;
    aspect-ratio: 750/560;
    display: flex;
    flex-direction: column;
    transform: rotateY(-3deg) rotateX(1deg);
    transition: transform var(--transition-slow);
}

.app-window-mockup:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

/* Titlebar */
.app-titlebar {
    height: 38px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background-color: rgba(0, 0, 0, 0.2);
    user-select: none;
}

.app-title-drag {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-low);
    font-weight: 500;
}

.titlebar-icon {
    width: 16px;
    height: 16px;
    border-radius: 3px;
}

.window-controls {
    display: flex;
    gap: 4px;
}

.win-btn {
    background: transparent;
    border: none;
    color: var(--text-low);
    font-size: 10px;
    width: 28px;
    height: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.win-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-high);
}

.win-close:hover {
    background-color: #e81123 !important;
    color: #ffffff !important;
}

/* App Body (Sidebar + Content) */
.app-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* Sidebar Mockup */
.app-sidebar {
    width: 80px;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    background-color: rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    gap: 24px;
}

/* Procedural Mascot (CSS Drawing & Animation) */
.mascot-container {
    position: relative;
    cursor: pointer;
}

.mascot-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    position: relative;
    animation: mascot-float 4s ease-in-out infinite;
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.3);
}

/* When not sign-in/sad, mascot can change color dynamically (via JS trigger) */
.mascot-avatar.sad {
    background: linear-gradient(135deg, #94A3B8, #475569);
    box-shadow: 0 4px 10px rgba(71, 85, 105, 0.2);
}

.mascot-ear {
    width: 12px;
    height: 12px;
    background: inherit;
    position: absolute;
    top: -2px;
    border-radius: 3px;
}

.mascot-ear.left {
    left: 2px;
    transform: rotate(-30deg);
}

.mascot-ear.right {
    right: 2px;
    transform: rotate(30deg);
}

.mascot-face {
    width: 100%;
    height: 100%;
    position: relative;
}

.mascot-eye {
    width: 7px;
    height: 7px;
    background-color: #1e293b;
    border-radius: 50%;
    position: absolute;
    top: 15px;
}

.mascot-avatar.sad .mascot-eye {
    height: 2px;
    border-radius: 0;
    top: 18px;
    background-color: #0f172a;
}

.mascot-eye.left { left: 12px; }
.mascot-eye.right { right: 12px; }

.mascot-pupil {
    width: 2px;
    height: 2px;
    background-color: #ffffff;
    border-radius: 50%;
    position: absolute;
    top: 1.5px;
    left: 1.5px;
}

.mascot-avatar.sad .mascot-pupil {
    display: none;
}

.mascot-mouth {
    width: 8px;
    height: 4px;
    border-bottom: 2px solid #1e293b;
    border-radius: 0 0 8px 8px;
    position: absolute;
    bottom: 15px;
    left: 18px;
}

.mascot-avatar.sad .mascot-mouth {
    border-bottom: none;
    border-top: 2px solid #0f172a;
    border-radius: 8px 8px 0 0;
    bottom: 12px;
}

.mascot-blush {
    width: 6px;
    height: 3px;
    background-color: rgba(251, 113, 133, 0.6);
    border-radius: 50%;
    position: absolute;
    top: 22px;
}

.mascot-blush.left { left: 8px; }
.mascot-blush.right { right: 8px; }

.mascot-avatar.sad .mascot-blush {
    display: none;
}

.mascot-tear {
    width: 4px;
    height: 4px;
    background-color: #93c5fd;
    border-radius: 0 50% 50% 50%;
    transform: rotate(45deg);
    position: absolute;
    top: 20px;
    left: 10px;
    opacity: 0;
}

.mascot-avatar.sad .mascot-tear {
    animation: tear-fall 2s infinite;
}

@keyframes mascot-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

@keyframes tear-fall {
    0% { transform: translateY(0) rotate(45deg); opacity: 0; }
    30% { opacity: 1; }
    80% { transform: translateY(12px) rotate(45deg); opacity: 0; }
    100% { transform: translateY(12px) rotate(45deg); opacity: 0; }
}

.speech-bubble {
    position: absolute;
    left: 55px;
    top: 50%;
    transform: translateY(-50%) scale(0.8);
    background-color: #1e1422;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-high);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 11px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 10;
}

.speech-bubble::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 10px;
    height: 10px;
    background-color: #1e1422;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mascot-container:hover .speech-bubble {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

/* Sidebar Navigation Mockup */
.app-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    align-items: center;
}

.app-nav-btn {
    background: transparent;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    color: var(--text-low);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    transition: var(--transition-fast);
}

.app-nav-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-high);
}

.app-nav-btn.active {
    background-color: rgba(255, 255, 255, 0.08);
    color: var(--accent-color);
    box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.05);
}

.app-nav-btn .tooltip {
    position: absolute;
    left: 55px;
    top: 50%;
    transform: translateY(-50%) scale(0.9);
    background-color: #171415;
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--text-high);
    font-size: 10px;
    padding: 4px 8px;
    border-radius: 4px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    z-index: 10;
}

.app-nav-btn:hover .tooltip {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

.sidebar-bottom {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.mute-btn {
    background: transparent;
    border: none;
    color: var(--text-low);
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.mute-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-high);
}

.mute-btn.muted {
    color: var(--accent-color);
}

.avatar-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 8px rgba(251, 113, 133, 0.3);
}

/* App Main Content Area Mockup */
.app-content-area {
    flex: 1;
    position: relative;
    background-color: rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.screenshot-display-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.app-screenshot {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background-color: #0c0a0c;
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.app-screenshot.active {
    opacity: 1;
}

.mockup-info-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(15,13,14,0.9) 30%, transparent);
    padding: 20px 20px 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 5;
}

.mockup-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-high);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mockup-toggles {
    display: flex;
    gap: 8px;
}

.mockup-toggle-btn {
    background-color: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-mid);
    font-size: 10px;
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-fast);
}

.mockup-toggle-btn:hover {
    background-color: rgba(255,255,255,0.1);
    color: var(--text-high);
}

.mockup-toggle-btn.active {
    background-color: var(--accent-dim);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Gallery / Carousel Section */
.gallery-section {
    padding: 100px 0;
    background-color: rgba(0, 0, 0, 0.2);
}

.section-title {
    font-family: var(--font-header);
    font-size: 38px;
    font-weight: 800;
    text-align: center;
    color: var(--text-high);
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    font-size: 16px;
    color: var(--text-low);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.carousel-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    border-radius: 20px;
    padding: 16px;
    backdrop-filter: blur(16px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.carousel-track-wrapper {
    overflow: hidden;
    border-radius: 12px;
    position: relative;
    aspect-ratio: 750/520;
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-slow);
    height: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background-color: #0c0a0c;
    display: block;
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(15,13,14,0.95) 40%, transparent);
    padding: 40px 32px 24px 32px;
    color: var(--text-mid);
}

.slide-caption h3 {
    font-family: var(--font-header);
    color: var(--text-high);
    font-size: 20px;
    margin-bottom: 8px;
}

.slide-caption p {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-low);
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(15, 13, 14, 0.8);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-high);
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10;
}

.carousel-nav:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(251, 113, 133, 0.5);
}

.carousel-nav.prev {
    left: -22px;
}

.carousel-nav.next {
    right: -22px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.2);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.carousel-dot:hover {
    background-color: rgba(255,255,255,0.4);
}

.carousel-dot.active {
    background-color: var(--accent-color);
    width: 24px;
    border-radius: 4px;
    box-shadow: 0 0 8px rgba(251, 113, 133, 0.4);
}

/* Features Section Grid */
.features-section {
    padding: 100px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 36px 30px;
    backdrop-filter: blur(12px);
    transition: var(--transition-normal);
}

.feature-card:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--border-color-hover);
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2), 0 0 1px 1px rgba(255,255,255,0.05);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: var(--accent-dim);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    border: 1px solid rgba(251, 113, 133, 0.2);
    box-shadow: 0 4px 10px rgba(251, 113, 133, 0.1);
}

.feature-title {
    font-family: var(--font-header);
    color: var(--text-high);
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-low);
}

/* Live Timer Demo Section */
.demo-section {
    padding: 100px 0;
    background-color: rgba(0, 0, 0, 0.15);
}

.demo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.demo-details {
    max-width: 500px;
}

.demo-title {
    font-family: var(--font-header);
    font-size: 38px;
    font-weight: 800;
    color: var(--text-high);
    margin-bottom: 16px;
}

.demo-subtitle {
    font-size: 16px;
    color: var(--text-low);
    margin-bottom: 36px;
}

.demo-features-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 36px;
}

.demo-feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 12px;
    border-radius: 12px;
    transition: var(--transition-fast);
}

.demo-feature-item.active {
    background-color: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
}

.phase-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-top: 6px;
    flex-shrink: 0;
}

.phase-indicator.work {
    background-color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-color);
}

.phase-indicator.break {
    background-color: var(--accent-2);
    box-shadow: 0 0 10px var(--accent-2);
}

.demo-feature-item strong {
    color: var(--text-high);
    font-size: 14px;
    display: block;
    margin-bottom: 4px;
}

.demo-feature-item p {
    font-size: 13px;
    color: var(--text-low);
}

.demo-tips {
    display: flex;
    gap: 12px;
    background-color: rgba(255,255,255,0.02);
    border: 1px dashed rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 16px;
}

.tip-icon {
    font-size: 18px;
}

.tip-text {
    font-size: 13px;
    color: var(--text-low);
}

/* Glass Timer Card Demo Widget */
.demo-display {
    display: flex;
    justify-content: center;
}

.glass-timer-card {
    background: radial-gradient(100% 100% at 0% 0%, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1.2px solid rgba(255,255,255,0.12);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 380px;
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    backdrop-filter: blur(20px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

.circular-timer-wrapper {
    position: relative;
    width: 200px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.timer-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.timer-track {
    fill: none;
    stroke: rgba(255, 255, 255, 0.04);
    stroke-width: 5;
}

.timer-progress {
    fill: none;
    stroke: var(--accent-color);
    stroke-width: 5;
    stroke-linecap: round;
    stroke-dasharray: 565.48; /* 2 * PI * 90 */
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 1s linear, stroke 0.3s ease;
    filter: drop-shadow(0 0 6px rgba(251, 113, 133, 0.5));
}

.timer-info {
    text-align: center;
    z-index: 2;
}

.timer-label {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-color);
    letter-spacing: 2px;
    margin-bottom: 4px;
    text-transform: uppercase;
}

.timer-time {
    font-family: var(--font-mono);
    font-size: 40px;
    font-weight: 400;
    color: var(--text-high);
    line-height: 1;
    margin-bottom: 6px;
}

.timer-sub {
    font-size: 11px;
    color: var(--text-low);
}

.timer-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.ctrl-btn {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    color: var(--text-mid);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.ctrl-btn:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--border-color-hover);
    color: var(--text-high);
}

.ctrl-btn-primary {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    border: none;
    width: 54px;
    height: 54px;
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(251, 113, 133, 0.3);
}

.ctrl-btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(251, 113, 133, 0.4);
}

/* Support & Donation Section */
.support-section {
    padding: 100px 0;
}

.support-card {
    background: linear-gradient(135deg, rgba(251, 113, 133, 0.08) 0%, rgba(167, 139, 250, 0.05) 100%);
    border: 1px solid rgba(251, 113, 133, 0.15);
    border-radius: 24px;
    padding: 60px 40px;
    text-align: center;
    backdrop-filter: blur(12px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.support-content {
    max-width: 800px;
    margin: 0 auto;
}

.support-title {
    font-family: var(--font-header);
    font-size: 34px;
    font-weight: 800;
    color: var(--text-high);
    margin-bottom: 20px;
}

.support-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-mid);
    margin-bottom: 36px;
}

.support-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Download Section */
.download-section {
    padding: 100px 0;
}

.download-box {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.download-title {
    font-family: var(--font-header);
    font-size: 44px;
    font-weight: 800;
    color: var(--text-high);
    margin-bottom: 16px;
}

.download-text {
    font-size: 18px;
    color: var(--text-low);
    margin-bottom: 50px;
}

.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    text-align: left;
    margin-bottom: 50px;
}

.download-option-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    transition: var(--transition-normal);
}

.download-option-card:hover {
    border-color: rgba(255,255,255,0.15);
    background-color: rgba(255,255,255,0.04);
}

.platform-icon {
    font-size: 40px;
    margin-bottom: 24px;
}

.download-option-card h3 {
    font-family: var(--font-header);
    color: var(--text-high);
    font-size: 20px;
    margin-bottom: 12px;
}

.opt-desc {
    font-size: 14px;
    color: var(--text-low);
    line-height: 1.6;
    margin-bottom: 30px;
    flex-grow: 1;
}

.download-meta {
    font-size: 13px;
    color: var(--text-low);
    display: flex;
    justify-content: center;
    gap: 16px;
}

.separator {
    color: rgba(255, 255, 255, 0.1);
}

/* Footer Styles */
.footer {
    border-top: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.3);
    padding: 80px 0 40px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-info .brand {
    margin-bottom: 20px;
}

.footer-desc {
    font-size: 14px;
    color: var(--text-low);
    line-height: 1.6;
}

.footer-links-group h4 {
    font-family: var(--font-header);
    color: var(--text-high);
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links-group a {
    display: block;
    color: var(--text-low);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 12px;
    transition: var(--transition-fast);
}

.footer-links-group a:hover {
    color: var(--accent-color);
}

.legal-text {
    font-size: 13px;
    color: var(--text-low);
    line-height: 1.6;
    margin-bottom: 12px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    text-align: center;
    font-size: 13px;
    color: var(--text-low);
}

/* Media Queries (Responsive Design) */
@media (max-width: 992px) {
    .hero-section .container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .demo-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .demo-details {
        max-width: 100%;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    
    .footer-grid > div:last-child {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 38px;
    }
    
    .section-title {
        font-size: 30px;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        display: none; /* Mobile navigation could be enhanced, but for simple landing pages this is standard */
    }
}

/* PayPal Button Branding (Jakob's Law: Recognizable Colors) */
.btn-paypal {
    background: linear-gradient(135deg, #003087 0%, #0079C1 100%) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 20px rgba(0, 121, 193, 0.25) !important;
    border: none !important;
}

.btn-paypal:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 121, 193, 0.4) !important;
    background: linear-gradient(135deg, #00246b 0%, #00609c 100%) !important;
}

/* Story Section */
.story-section {
    padding: 80px 0 40px 0;
    position: relative;
}

.story-card {
    background: radial-gradient(100% 100% at 0% 0%, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 50px 40px;
    backdrop-filter: blur(12px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.2);
    transition: var(--transition-normal);
}

.story-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.story-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.story-badge {
    display: inline-block;
    padding: 6px 14px;
    background-color: rgba(167, 139, 250, 0.1);
    border: 1px solid rgba(167, 139, 250, 0.25);
    border-radius: 20px;
    color: var(--accent-2);
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-mono);
    margin-bottom: 20px;
}

.story-title {
    font-family: var(--font-header);
    font-size: 32px;
    font-weight: 800;
    color: var(--text-high);
    margin-bottom: 24px;
}

.story-paragraph {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-mid);
    margin-bottom: 20px;
}

.story-paragraph:last-child {
    margin-bottom: 0;
}