/* CSS Variables */
:root {
    --bg: #0A0A0C;
    --panel: rgba(255, 255, 255, 0.03);
    --text: #E6E6EB;
    --muted: rgba(230, 230, 235, 0.72);
    --faint: rgba(230, 230, 235, 0.48);
    --border: rgba(230, 230, 235, 0.10);
    --accent: #4FC3F7;
    --accentSoft: rgba(79, 195, 247, 0.18);
    --shadow: rgba(0, 0, 0, 0.55);
    
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    --spacing-xxxl: 96px;
    
    --radius: 14px;
    --transition: 200ms ease;
    
    --font-primary: 'Space Grotesk', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

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

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-primary);
    font-size: 18px;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text);
}

h1 {
    font-size: 72px;
    font-weight: 700;
    letter-spacing: -0.04em;
}

h2 {
    font-size: 42px;
    font-weight: 600;
}

h3 {
    font-size: 24px;
    font-weight: 600;
}

@media (max-width: 768px) {
    h1 {
        font-size: 48px;
    }
    h2 {
        font-size: 32px;
    }
    h3 {
        font-size: 20px;
    }
    body {
        font-size: 16px;
    }
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--muted);
}

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

a:hover {
    color: var(--text);
    opacity: 0.9;
}

a:focus {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
    border-radius: 2px;
}

/* Utility */
.mono {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

/* Container */
.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* Section */
.section {
    padding: var(--spacing-xxxl) 0;
}

.section--alt {
    background: linear-gradient(180deg, transparent 0%, var(--panel) 50%, transparent 100%);
}

.section--hero {
    padding-top: calc(var(--spacing-xxxl) + 80px);
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.section--page {
    padding-top: calc(var(--spacing-xxxl) + 80px);
}

.section--signals {
    position: relative;
    overflow: hidden;
}

.section--coming {
    text-align: center;
}

@media (max-width: 768px) {
    .section {
        padding: var(--spacing-xxl) 0;
    }
    .section--hero {
        padding-top: calc(var(--spacing-xxl) + 60px);
        min-height: auto;
    }
    .section--page {
        padding-top: calc(var(--spacing-xxl) + 60px);
    }
}

.section__title {
    margin-bottom: var(--spacing-lg);
    color: var(--text);
}

.section__intro {
    font-size: 24px;
    color: var(--muted);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    line-height: 1.5;
}

.section__text {
    font-size: 18px;
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.section__text--large {
    font-size: 28px;
    color: var(--text);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
}

@media (max-width: 768px) {
    .section__intro {
        font-size: 20px;
    }
    .section__text--large {
        font-size: 22px;
    }
}

/* Grid */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

.grid--hero {
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: var(--spacing-xxl);
}

.grid--signals {
    grid-template-columns: 1fr 1fr;
    align-items: center;
}

.grid--cards {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.grid--progress {
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xxl);
}

@media (max-width: 768px) {
    .grid--hero,
    .grid--signals,
    .grid--progress {
        grid-template-columns: 1fr;
    }
    .grid--cards {
        grid-template-columns: 1fr;
    }
}

/* Header & Navigation */
.header {
    position: sticky;
    top: 0;
    background-color: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.nav__logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    width: 32px;
    height: 32px;
    justify-content: center;
}

.nav__toggle span {
    display: block;
    width: 20px;
    height: 1px;
    background-color: var(--text);
    transition: var(--transition);
}

.nav__list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav__link {
    font-size: 15px;
    color: var(--muted);
    font-weight: 400;
    transition: color var(--transition);
    position: relative;
}

.nav__link:hover {
    color: var(--text);
}

.nav__link--active {
    color: var(--accent);
}

.nav__link--active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--accent);
}

@media (max-width: 768px) {
    .nav__toggle {
        display: flex;
    }
    
    .nav__list {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: rgba(10, 10, 12, 0.98);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        display: none;
    }
    
    .nav__list.active {
        display: flex;
    }
    
    .nav__link {
        width: 100%;
        text-align: left;
        padding: var(--spacing-xs) 0;
    }
}

/* Hero */
.hero__title {
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--text) 0%, var(--muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: 28px;
    color: var(--muted);
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
    font-weight: 400;
}

@media (max-width: 768px) {
    .hero__subtitle {
        font-size: 22px;
    }
}

/* Status Bar */
.status-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

/* Badge */
.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: var(--panel);
    color: var(--muted);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 11px;
}

/* Card */
.card {
    background-color: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-lg);
    transition: all var(--transition);
    position: relative;
}

.card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accentSoft);
}

.card--glimpse {
    background: linear-gradient(135deg, var(--panel) 0%, rgba(79, 195, 247, 0.05) 100%);
}

.card--feature {
    border-color: var(--border);
}

.card--part {
    border-color: var(--border);
}

.card--quote {
    background: linear-gradient(135deg, var(--panel) 0%, rgba(79, 195, 247, 0.08) 100%);
    border-color: var(--accent);
    border-width: 1px;
}

.card--status {
    position: sticky;
    top: 100px;
}

.card__header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border);
}

.card__label {
    color: var(--faint);
    font-size: 11px;
}

.card__title {
    font-size: 24px;
    margin-bottom: var(--spacing-sm);
    color: var(--text);
}

.card__text {
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.card__actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

/* Glimpse */
.glimpse__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border);
}

.glimpse__row:last-of-type {
    border-bottom: none;
}

.glimpse__label {
    color: var(--faint);
    font-size: 11px;
}

.glimpse__value {
    font-family: var(--font-mono);
    font-size: 18px;
    color: var(--accent);
    font-weight: 500;
}

/* Progress Line */
.progress-line {
    width: 100%;
    height: 2px;
    background-color: var(--border);
    border-radius: 2px;
    margin: var(--spacing-md) 0;
    overflow: hidden;
}

.progress-line__fill {
    height: 100%;
    width: 65%;
    background: linear-gradient(90deg, var(--accent) 0%, rgba(79, 195, 247, 0.5) 100%);
    border-radius: 2px;
    animation: progress 2s ease-in-out;
}

@keyframes progress {
    from {
        width: 0%;
    }
    to {
        width: 65%;
    }
}

/* Pattern Grid */
.signals__pattern {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.pattern-grid {
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.3;
    animation: patternMove 20s linear infinite;
    position: relative;
}

.pattern-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, var(--accentSoft) 0%, transparent 70%);
    animation: patternGlow 4s ease-in-out infinite alternate;
}

@keyframes patternMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(40px, 40px);
    }
}

@keyframes patternGlow {
    0% {
        opacity: 0.2;
    }
    100% {
        opacity: 0.4;
    }
}

@media (max-width: 768px) {
    .signals__pattern {
        height: 200px;
    }
}

/* Coming */
.coming__statements {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.coming__text {
    font-size: 32px;
    color: var(--text);
    font-weight: 500;
    letter-spacing: -0.02em;
}

@media (max-width: 768px) {
    .coming__text {
        font-size: 24px;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background-color: transparent;
    color: var(--text);
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
    font-family: var(--font-primary);
}

.btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background-color: var(--accentSoft);
}

.btn:focus {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
}

.btn--primary {
    background-color: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
    font-weight: 600;
}

.btn--primary:hover {
    background-color: var(--text);
    color: var(--bg);
    border-color: var(--text);
    box-shadow: 0 0 20px var(--accentSoft);
}

.btn--ghost {
    background-color: transparent;
    border-color: var(--border);
    color: var(--muted);
}

.btn--ghost:hover {
    color: var(--text);
    border-color: var(--accent);
}

/* Page Title */
.page-title {
    margin-bottom: var(--spacing-md);
    font-size: 64px;
}

.page-intro {
    font-size: 24px;
    color: var(--muted);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .page-title {
        font-size: 42px;
    }
    .page-intro {
        font-size: 20px;
    }
}

/* Content Section */
.content-section {
    margin: var(--spacing-xxxl) 0;
}

/* Divider */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--border) 50%, transparent 100%);
    margin: var(--spacing-xxxl) 0;
}

/* Quote Block */
.quote-block {
    margin: var(--spacing-xxxl) 0;
}

.quote__text {
    font-size: 24px;
    color: var(--text);
    font-weight: 500;
    line-height: 1.6;
    font-style: italic;
    margin: 0;
}

@media (max-width: 768px) {
    .quote__text {
        font-size: 20px;
    }
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, var(--accent) 0%, var(--border) 100%);
}

.timeline__item {
    position: relative;
    margin-bottom: var(--spacing-xxl);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.timeline__item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline__marker {
    position: absolute;
    left: -24px;
    top: 4px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--accent);
    border: 2px solid var(--bg);
    box-shadow: 0 0 10px var(--accentSoft);
}

.timeline__content {
    padding-left: var(--spacing-md);
}

.timeline__title {
    font-size: 20px;
    margin-bottom: var(--spacing-xs);
    color: var(--text);
    font-weight: 600;
}

.timeline__text {
    color: var(--muted);
    line-height: 1.6;
    margin: 0;
}

/* Status Panel */
.status__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border);
}

.status__row:last-child {
    border-bottom: none;
}

.status__label {
    color: var(--faint);
    font-size: 11px;
}

.status__value {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--accent);
    font-weight: 500;
}

/* Contact */
.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    margin-top: var(--spacing-xl);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact__text {
    color: var(--muted);
    margin: 0;
}

.contact__email {
    margin: var(--spacing-md) 0;
}

.contact__link {
    font-size: 20px;
    color: var(--accent);
    font-weight: 500;
}

.contact__link:hover {
    color: var(--text);
}

.contact__form-wrapper {
    max-width: 500px;
}

@media (max-width: 768px) {
    .contact__content {
        grid-template-columns: 1fr;
    }
}

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

.form__label {
    display: block;
    font-size: 13px;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--faint);
    margin-bottom: var(--spacing-xs);
}

.form__input {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--font-primary);
    font-size: 16px;
    transition: all var(--transition);
}

.form__input:focus {
    outline: none;
    border-color: var(--accent);
    background-color: rgba(79, 195, 247, 0.05);
    box-shadow: 0 0 0 3px var(--accentSoft);
}

.form__textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font-primary);
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: var(--spacing-xxl) 0;
    margin-top: var(--spacing-xxxl);
}

.footer__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    text-align: center;
}

.footer__logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
}

.footer__nav {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.footer__link {
    font-size: 14px;
    color: var(--muted);
    transition: color var(--transition);
}

.footer__link:hover {
    color: var(--text);
}

.footer__copyright {
    font-size: 13px;
    color: var(--faint);
    margin: 0;
}

/* Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}