@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --bg-color: #020008;
    --bg-panel: rgba(8, 5, 24, 0.65);
    --bg-panel-solid: #090618;
    --accent-cyan: #00f2fe;
    --accent-purple: #9d4edd;
    --accent-purple-glow: rgba(157, 78, 221, 0.4);
    --accent-cyan-glow: rgba(0, 242, 254, 0.4);
    --text-primary: #f3f0ff;
    --text-secondary: #a29db8;
    --text-muted: #6e6988;
    --border-color: rgba(157, 78, 221, 0.15);
    --border-hover: rgba(0, 242, 254, 0.3);
    --gradient-cosmic: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base resets & styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

/* Custom Scrollbar */
*::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
*::-webkit-scrollbar-track {
    background: transparent;
}
*::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 20px;
}
*::-webkit-scrollbar-thumb:hover {
    background-color: var(--accent-cyan);
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

/* Canvas Background */
#canvas-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: auto;
}

/* Utility Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse-cyan {
    0%, 100% { box-shadow: 0 0 10px rgba(0, 242, 254, 0.2); }
    50% { box-shadow: 0 0 20px rgba(0, 242, 254, 0.6); }
}

@keyframes rotate-slow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes slide-in-toast {
    0% { transform: translateX(120%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navigation Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

header.scrolled {
    background-color: rgba(2, 0, 8, 0.85);
    padding: 10px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 1.4rem;
    letter-spacing: 1px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 28px;
    height: 28px;
    background: var(--gradient-cosmic);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 0 15px var(--accent-cyan-glow);
}

.logo-icon::before {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    border: 2px solid var(--bg-color);
    border-radius: 50%;
}

.logo-text span {
    background: linear-gradient(90deg, var(--accent-cyan), #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-cosmic);
    transition: var(--transition-smooth);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

/* Buttons */
.btn {
    padding: 10px 22px;
    border-radius: 30px;
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

.btn-primary {
    background: var(--gradient-cosmic);
    color: #020008;
    border: none;
    box-shadow: 0 0 20px var(--accent-purple-glow);
    font-weight: 700;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px var(--accent-cyan-glow);
    color: #000;
}

.hamburger {
    display: none;
    cursor: pointer;
    border: none;
    background: transparent;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    margin: 5px auto;
    background-color: var(--text-primary);
    transition: var(--transition-smooth);
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 20px;
    padding: 30px;
    transition: var(--transition-smooth);
}

.glass-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.05);
}

/* Hero Section */
.hero-section {
    padding: 180px 20px 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-container {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: center;
}

.hero-badge {
    background: rgba(157, 78, 221, 0.1);
    border: 1px solid var(--border-color);
    padding: 6px 16px;
    border-radius: 30px;
    color: var(--accent-cyan);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 25px;
    animation: float 4s ease-in-out infinite;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-cyan);
}

.hero-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 25px;
    letter-spacing: -1px;
}

.hero-title span {
    background: linear-gradient(135deg, #ffffff 30%, var(--accent-cyan) 70%, var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    color: var(--text-secondary);
    font-size: 1.15rem;
    margin-bottom: 40px;
    max-width: 550px;
}

.hero-btns {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
}

.stat-item h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.stat-item h3 span {
    color: var(--accent-cyan);
}

.stat-item p {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Right: Hologram Graphic / Abstract Shape */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cosmic-sphere {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(157, 78, 221, 0.25) 0%, rgba(2, 0, 8, 0) 70%);
    position: relative;
    animation: float 6s ease-in-out infinite;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sphere-ring-1, .sphere-ring-2, .sphere-ring-3 {
    position: absolute;
    border: 1.5px dashed rgba(0, 242, 254, 0.3);
    border-radius: 50%;
}

.sphere-ring-1 {
    width: 100%;
    height: 100%;
    animation: rotate-slow 20s linear infinite;
}

.sphere-ring-2 {
    width: 75%;
    height: 75%;
    border-color: rgba(157, 78, 221, 0.4);
    border-style: double;
    animation: rotate-slow 15s linear infinite reverse;
}

.sphere-ring-3 {
    width: 50%;
    height: 50%;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.15);
    animation: rotate-slow 10s linear infinite;
}

.sphere-core {
    width: 80px;
    height: 80px;
    background: var(--gradient-cosmic);
    border-radius: 50%;
    box-shadow: 0 0 40px var(--accent-purple-glow);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sphere-core svg {
    width: 32px;
    height: 32px;
    fill: var(--bg-color);
}

.floating-card {
    position: absolute;
    background: rgba(8, 5, 24, 0.85);
    border: 1px solid var(--border-hover);
    border-radius: 12px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
}

.f-card-1 {
    top: 10%;
    right: -10px;
    animation: float 5s ease-in-out infinite;
}

.f-card-2 {
    bottom: 10%;
    left: -10px;
    animation: float 4.5s ease-in-out infinite 0.5s;
}

.f-card-icon {
    width: 36px;
    height: 36px;
    background: rgba(0, 242, 254, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
}

.f-card-info p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.f-card-info h4 {
    font-size: 0.85rem;
    font-weight: 600;
}

/* Features Section */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-subtitle {
    font-family: 'Orbitron', sans-serif;
    color: var(--accent-cyan);
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 15px;
    display: block;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
}

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

.feature-card {
    position: relative;
    overflow: hidden;
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: rgba(157, 78, 221, 0.1);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-purple);
    font-size: 1.8rem;
    margin-bottom: 25px;
    transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon {
    background: var(--gradient-cosmic);
    color: var(--bg-color);
    border-color: transparent;
    transform: scale(1.05) rotate(5deg);
    box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(300px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(0, 242, 254, 0.04), transparent 80%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.feature-card:hover::before {
    opacity: 1;
}

/* Interactive Mail Demo Simulator Section */
.demo-section {
    background: linear-gradient(180deg, var(--bg-color) 0%, rgba(9, 6, 24, 0.6) 50%, var(--bg-color) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.demo-title-container {
    text-align: center;
    margin-bottom: 50px;
}

/* Webmail Client Simulator Shell */
.mail-simulator-shell {
    max-width: 1100px;
    height: 620px;
    margin: 0 auto;
    border-radius: 16px;
    background: rgba(5, 3, 15, 0.8);
    border: 1px solid rgba(157, 78, 221, 0.25);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(157, 78, 221, 0.05);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* Simulator Top Bar */
.simulator-header {
    height: 50px;
    background: rgba(8, 5, 24, 0.9);
    border-bottom: 1px solid rgba(157, 78, 221, 0.2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

.sim-window-dots {
    display: flex;
    gap: 8px;
}

.sim-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

.sim-dot-red { background-color: #ff5f56; }
.sim-dot-yellow { background-color: #ffbd2e; }
.sim-dot-green { background-color: #27c93f; }

.sim-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 2px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sim-title-badge {
    width: 6px;
    height: 6px;
    background-color: var(--accent-cyan);
    border-radius: 50%;
    animation: pulse-cyan 2s infinite;
}

.sim-user-status {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sim-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-cosmic);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-size: 0.65rem;
    font-weight: bold;
}

/* Simulator Layout Container */
.simulator-body {
    flex: 1;
    display: grid;
    grid-template-columns: 200px 320px 1fr;
    height: calc(100% - 50px);
}

/* Left Navigation Sidebar */
.sim-sidebar {
    background: rgba(6, 4, 18, 0.6);
    border-right: 1px solid rgba(157, 78, 221, 0.15);
    padding: 20px 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.sim-btn-compose {
    background: var(--gradient-cosmic);
    color: #020008;
    border: none;
    border-radius: 12px;
    padding: 12px;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-bottom: 25px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(157, 78, 221, 0.2);
}

.sim-btn-compose:hover {
    box-shadow: 0 4px 20px rgba(0, 242, 254, 0.4);
    transform: translateY(-1px);
}

.sim-nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sim-nav-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.sim-nav-item-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sim-nav-item svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.sim-nav-item:hover, .sim-nav-item.active {
    background: rgba(157, 78, 221, 0.1);
    color: var(--text-primary);
}

.sim-nav-item.active {
    border-left: 2px solid var(--accent-cyan);
    font-weight: 600;
}

.sim-nav-badge {
    background: rgba(0, 242, 254, 0.15);
    color: var(--accent-cyan);
    padding: 2px 7px;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.sim-sidebar-bottom {
    border-top: 1px solid rgba(157, 78, 221, 0.15);
    padding-top: 20px;
}

.sim-storage-box {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.sim-storage-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
}

.sim-storage-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
    overflow: hidden;
}

.sim-storage-progress {
    height: 100%;
    width: 12%;
    background: var(--gradient-cosmic);
    border-radius: 2px;
}

/* Mail List Panel */
.sim-mail-list-panel {
    background: rgba(3, 2, 11, 0.25);
    border-right: 1px solid rgba(157, 78, 221, 0.15);
    display: flex;
    flex-direction: column;
}

.sim-search-box {
    padding: 16px;
    border-bottom: 1px solid rgba(157, 78, 221, 0.15);
}

.sim-search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.sim-search-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(157, 78, 221, 0.15);
    border-radius: 8px;
    padding: 8px 12px 8px 32px;
    color: var(--text-primary);
    font-size: 0.8rem;
    outline: none;
    transition: var(--transition-smooth);
}

.sim-search-input:focus {
    border-color: var(--accent-cyan);
    background: rgba(255, 255, 255, 0.08);
}

.sim-search-icon {
    position: absolute;
    left: 10px;
    width: 14px;
    height: 14px;
    fill: var(--text-muted);
}

.sim-mail-list-container {
    flex: 1;
    overflow-y: auto;
}

.sim-mail-item {
    padding: 15px;
    border-bottom: 1px solid rgba(157, 78, 221, 0.1);
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
}

.sim-mail-item:hover {
    background: rgba(255, 255, 255, 0.02);
}

.sim-mail-item.active {
    background: rgba(157, 78, 221, 0.08);
    border-left: 3px solid var(--accent-purple);
}

.sim-mail-item.unread::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 15px;
    width: 6px;
    height: 6px;
    background-color: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--accent-cyan);
}

.sim-mail-item-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
}

.sim-mail-sender {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sim-mail-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.sim-mail-subject {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

.sim-mail-item.unread .sim-mail-subject {
    color: var(--text-primary);
}

.sim-mail-preview {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Mail Content Viewer Panel */
.sim-content-panel {
    background: rgba(4, 3, 14, 0.15);
    display: flex;
    flex-direction: column;
    position: relative;
}

.sim-content-placeholder {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    gap: 15px;
    padding: 30px;
    text-align: center;
}

.sim-content-placeholder-icon {
    width: 60px;
    height: 60px;
    fill: var(--text-muted);
    opacity: 0.4;
    animation: float 4s ease-in-out infinite;
}

.sim-mail-detail {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 25px;
    overflow-y: auto;
}

.sim-detail-header {
    border-bottom: 1px solid rgba(157, 78, 221, 0.15);
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.sim-detail-subject-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.sim-detail-subject {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
}

.sim-detail-security-badge {
    background: rgba(0, 242, 254, 0.08);
    border: 1px solid rgba(0, 242, 254, 0.2);
    border-radius: 4px;
    padding: 4px 10px;
    font-size: 0.7rem;
    font-family: 'Orbitron', sans-serif;
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    gap: 6px;
}

.sim-detail-sender-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sim-detail-sender-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(157, 78, 221, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid rgba(157, 78, 221, 0.25);
}

.sim-detail-sender-info h5 {
    font-size: 0.85rem;
    font-weight: 600;
}

.sim-detail-sender-info p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.sim-detail-body {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    white-space: pre-line;
}

/* Simulated Compose Editor overlay */
.sim-compose-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-panel-solid);
    z-index: 10;
    display: flex;
    flex-direction: column;
    padding: 25px;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.sim-compose-overlay.active {
    transform: translateY(0);
}

.sim-compose-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(157, 78, 221, 0.15);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.sim-compose-header h4 {
    font-size: 1.05rem;
    font-weight: 600;
}

.sim-compose-close {
    cursor: pointer;
    background: transparent;
    border: none;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

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

.sim-compose-form {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.sim-compose-field {
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 10px;
}

.sim-compose-field label {
    width: 60px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.sim-compose-field input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
}

.sim-compose-body {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    resize: none;
    color: var(--text-secondary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    line-height: 1.6;
    padding: 10px 0;
}

.sim-compose-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(157, 78, 221, 0.15);
    padding-top: 15px;
}

/* Pricing Grid */
.pricing-section {
    position: relative;
    background-color: var(--bg-color);
}

.pricing-toggle-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
}

.pricing-toggle-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.pricing-toggle-label.active {
    color: var(--accent-cyan);
    font-weight: 600;
}

.pricing-switch {
    width: 50px;
    height: 26px;
    background: rgba(157, 78, 221, 0.15);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    cursor: pointer;
    position: relative;
    transition: var(--transition-smooth);
}

.pricing-switch::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    background-color: var(--accent-cyan);
    border-radius: 50%;
    top: 3px;
    left: 4px;
    transition: var(--transition-smooth);
    box-shadow: 0 0 8px var(--accent-cyan);
}

.pricing-switch.yearly::before {
    left: 26px;
}

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

.pricing-card {
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card.popular {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 30px rgba(0, 242, 254, 0.08);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--gradient-cosmic);
    color: #020008;
    font-size: 0.75rem;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    letter-spacing: 1px;
}

.pricing-plan-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.pricing-price-box {
    margin-bottom: 25px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.pricing-price {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, #fff 40%, var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pricing-period {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.pricing-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 30px;
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 35px;
    flex: 1;
}

.pricing-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.pricing-feature-item svg {
    width: 16px;
    height: 16px;
    fill: var(--accent-cyan);
}

.pricing-feature-item.disabled {
    color: var(--text-muted);
}

.pricing-feature-item.disabled svg {
    fill: var(--text-muted);
}

.pricing-btn {
    width: 100%;
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.faq-item {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-question-btn {
    width: 100%;
    background: transparent;
    border: none;
    padding: 22px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    outline: none;
    text-align: left;
}

.faq-question {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    transition: var(--transition-smooth);
}

.faq-item:hover .faq-question {
    color: var(--accent-cyan);
}

.faq-icon {
    width: 20px;
    height: 20px;
    position: relative;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-icon::before, .faq-icon::after {
    content: '';
    position: absolute;
    background-color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.faq-icon::before {
    top: 9px;
    left: 0;
    width: 20px;
    height: 2px;
}

.faq-icon::after {
    top: 0;
    left: 9px;
    width: 2px;
    height: 20px;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-item.active .faq-icon::before, .faq-item.active .faq-icon::after {
    background-color: var(--accent-cyan);
}

.faq-answer-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-answer {
    padding: 0 30px 25px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Contact & Footer Section */
.footer-contact-area {
    border-top: 1px solid var(--border-color);
    background: linear-gradient(180deg, var(--bg-color) 0%, rgba(9, 6, 24, 0.4) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 80px;
}

.contact-info-panel h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.contact-info-panel p {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 1rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: rgba(157, 78, 221, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
}

.contact-icon svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.contact-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.contact-text p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.form-control {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 18px;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition-smooth);
}

.form-control:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
    background: rgba(255, 255, 255, 0.06);
}

textarea.form-control {
    resize: none;
}

/* Footer bottom */
footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
}

.footer-top {
    width: 100%;
    max-width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-link {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: var(--transition-smooth);
}

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

.footer-bottom-info {
    width: 100%;
    max-width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    padding-top: 20px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.nodes-status {
    display: flex;
    gap: 15px;
}

.node-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.node-dot {
    width: 6px;
    height: 6px;
    background-color: #27c93f;
    border-radius: 50%;
    box-shadow: 0 0 6px #27c93f;
}

/* Authentication Modals Styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(2, 0, 8, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

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

.modal-container {
    width: 100%;
    max-width: 440px;
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    cursor: pointer;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    z-index: 10;
}

.modal-close-btn:hover {
    color: var(--accent-cyan);
    transform: rotate(90deg);
}

.modal-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 25px;
}

.modal-tab {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
}

.modal-tab.active {
    color: var(--accent-cyan);
}

.modal-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-cosmic);
}

.modal-panel {
    display: none;
}

.modal-panel.active {
    display: block;
    animation: fade-in-up 0.4s ease forwards;
}

.input-group-addon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-addon-text {
    position: absolute;
    right: 15px;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: 'Orbitron', sans-serif;
    font-weight: 600;
    pointer-events: none;
}

.form-group input.has-addon {
    padding-right: 130px;
}

.modal-terms {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 15px;
    text-align: center;
}

.modal-terms a {
    color: var(--accent-cyan);
    text-decoration: none;
}

.modal-terms a:hover {
    text-decoration: underline;
}

/* Toast/Notification Banner */
.toast-container {
    position: fixed;
    top: 30px;
    right: 30px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 15px;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    background: rgba(9, 6, 24, 0.95);
    border: 1px solid var(--accent-cyan);
    border-radius: 10px;
    padding: 15px 22px;
    min-width: 280px;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.15);
    animation: slide-in-toast 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.toast.toast-error {
    border-color: #ff5f56;
    box-shadow: 0 10px 30px rgba(255, 95, 86, 0.15);
}

.toast-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

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

.toast-text {
    font-size: 0.85rem;
    font-weight: 500;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 40px;
    }

    .hero-badge, .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-btns {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        margin-top: 40px;
    }

    .features-grid {
        grid-template-columns: 1fr 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
        margin: 0 auto;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-panel-solid);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-actions {
        display: none;
    }

    .nav-actions.active {
        display: flex;
        flex-direction: column;
        width: 100%;
        margin-top: 15px;
    }

    .hamburger {
        display: block;
    }

    .hamburger.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-title {
        font-size: 2.6rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .simulator-body {
        grid-template-columns: 1fr;
    }

    .sim-sidebar, .sim-mail-list-panel {
        display: none; /* In smaller viewports, we hide sidebar and email list, or only show active panels */
    }

    .sim-content-panel {
        grid-column: 1 / -1;
    }

    .footer-top {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .footer-bottom-info {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .form-group-row {
        grid-template-columns: 1fr;
    }
}