/* ===== Design System ===== */
:root {
    --ink: #0a0a0a;
    --ink-light: #1a1a1a;
    --ink-muted: #4a4a4a;
    --ink-faded: #8a8a8a;
    --paper: #fafafa;
    --paper-warm: #f5f3f0;
    --cream: #eae6e0;
    --water: #1e5f8a;
    --water-light: #2a7ab0;
    --water-bright: #3d9dd3;
    --water-pale: #e8f4f8;
    --moss: #2d4a3e;
    --moss-light: #3d6a54;
    --sand: #c4a77d;
    --coral: #e07c5a;
    --radius: 4px;
    --radius-lg: 8px;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    --font-sans: 'Space Grotesk', -apple-system, sans-serif;
    --font-serif: 'Instrument Serif', Georgia, serif;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
body {
    font-family: var(--font-sans);
    background: var(--paper);
    color: var(--ink);
    line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; }
em { font-family: var(--font-serif); font-style: italic; }

/* ===== Typography ===== */
.section-number {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--ink-faded);
    display: block;
    margin-bottom: var(--space-sm);
}
.section-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.03em;
}
.section-title em {
    font-weight: 400;
}
.text-large {
    font-size: 1.5rem;
    line-height: 1.4;
    font-weight: 400;
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    mix-blend-mode: difference;
}
.nav-logo {
    display: flex;
    align-items: center;
}
.nav-logo-img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}
.nav-links {
    display: flex;
    gap: var(--space-lg);
}
.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: white;
    opacity: 0.7;
    transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 1; }
.nav-cta {
    font-size: 0.875rem;
    font-weight: 500;
    color: white;
    padding: 0.75rem 1.5rem;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--radius);
    transition: background 0.2s, border-color 0.2s;
}
.nav-cta:hover {
    background: white;
    color: var(--ink);
    border-color: white;
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-xl) var(--space-lg);
    position: relative;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
}
.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(10, 10, 10, 0.4) 0%,
        rgba(10, 10, 10, 0.2) 50%,
        rgba(10, 10, 10, 0.6) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}
.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--space-md);
}
.hero-label-dot {
    width: 8px;
    height: 8px;
    background: var(--coral);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}
.hero-title {
    font-size: clamp(3.5rem, 10vw, 8rem);
    font-weight: 400;
    line-height: 0.95;
    letter-spacing: -0.04em;
    color: white;
    margin-bottom: var(--space-md);
}
.hero-title-line {
    display: block;
}
.hero-title em {
    font-weight: 400;
    color: rgba(255,255,255,0.8);
}
.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.7);
    max-width: 500px;
    margin-bottom: var(--space-lg);
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: white;
    color: var(--ink);
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius);
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
.btn-primary svg {
    width: 18px;
    height: 18px;
    transition: transform 0.2s;
}
.btn-primary:hover svg {
    transform: translateX(4px);
}
.btn-ghost {
    padding: 1rem 2rem;
    color: white;
    font-weight: 500;
    font-size: 0.9375rem;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--radius);
    transition: background 0.2s, border-color 0.2s;
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

.hero-stats {
    position: absolute;
    bottom: var(--space-lg);
    right: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 1;
}
.hero-stat {
    text-align: right;
}
.hero-stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 600;
    color: white;
    letter-spacing: -0.02em;
}
.hero-stat-value.status-good {
    color: #7dde92;
}
.hero-stat-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.2);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-lg);
    left: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255,255,255,0.5);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    z-index: 1;
}
.hero-scroll-line {
    width: 60px;
    height: 1px;
    background: rgba(255,255,255,0.3);
    position: relative;
    overflow: hidden;
}
.hero-scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: white;
    animation: scroll-line 2s ease infinite;
}
@keyframes scroll-line {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* ===== About ===== */
.about {
    padding: var(--space-xl) var(--space-lg);
    background: var(--paper);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    max-width: 1400px;
    margin: 0 auto;
}
.about-sticky {
    position: sticky;
    top: var(--space-xl);
    height: fit-content;
}
.about-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}
.about-block h3 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-muted);
    margin-bottom: var(--space-sm);
}
.about-block p {
    font-size: 1.125rem;
    color: var(--ink-muted);
    line-height: 1.7;
}
.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--cream);
}
.about-feature {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.about-feature-number {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--water);
}
.about-feature-label {
    font-size: 0.875rem;
    color: var(--ink-faded);
}

/* ===== Image Break ===== */
.image-break {
    position: relative;
    height: 60vh;
    min-height: 400px;
    overflow: hidden;
}
.image-break img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.image-break-caption {
    position: absolute;
    bottom: var(--space-md);
    left: var(--space-lg);
    color: white;
    font-size: 0.875rem;
    opacity: 0.7;
}

/* ===== Lake ===== */
.lake {
    padding: var(--space-xl) var(--space-lg);
    background: var(--ink);
    color: white;
}
.lake-header {
    max-width: 1400px;
    margin: 0 auto var(--space-lg);
}
.lake-header .section-number { color: rgba(255,255,255,0.4); }
.lake-header .section-title { color: white; }
.lake-updated {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
    margin-top: var(--space-sm);
}

.lake-dashboard {
    max-width: 1400px;
    margin: 0 auto;
}
.lake-main {
    margin-bottom: var(--space-lg);
}
.lake-level {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--ink-light);
    border-radius: var(--radius-lg);
}
.lake-level-visual {
    position: relative;
    height: 200px;
    width: 80px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius);
    overflow: hidden;
}
.lake-level-fill {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--level);
    background: linear-gradient(to top, var(--water), var(--water-bright));
    transition: height 1s ease;
}
.lake-level-marker {
    position: absolute;
    left: 100%;
    bottom: var(--position);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.5);
}
.lake-level-marker::before {
    content: '';
    width: 8px;
    height: 1px;
    background: currentColor;
}
.lake-level-marker.conservation { color: var(--coral); }

.lake-level-data {
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.lake-level-current {
    margin-bottom: var(--space-md);
}
.lake-level-value {
    font-size: 5rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1;
}
.lake-level-unit {
    font-size: 1.5rem;
    font-weight: 400;
    color: rgba(255,255,255,0.5);
    margin-left: 0.5rem;
}
.lake-level-meta {
    display: flex;
    gap: var(--space-lg);
}
.lake-level-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.lake-level-item-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.lake-level-item-value {
    font-size: 1rem;
    font-weight: 500;
}
.lake-level-item-value.positive { color: #7dde92; }
.lake-level-item-value.negative { color: var(--coral); }

.lake-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}
.lake-card {
    padding: var(--space-md);
    background: var(--ink-light);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}
.lake-card-icon {
    width: 32px;
    height: 32px;
    color: var(--water-bright);
    margin-bottom: var(--space-xs);
}
.lake-card-icon svg { width: 100%; height: 100%; }
.lake-card-value {
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}
.lake-card-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.lake-verdict {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: rgba(125, 222, 146, 0.1);
    border: 1px solid rgba(125, 222, 146, 0.3);
    border-radius: var(--radius-lg);
}
.lake-verdict-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #7dde92;
    color: var(--ink);
    border-radius: 50%;
    font-size: 1.25rem;
    font-weight: 700;
    flex-shrink: 0;
}
.lake-verdict-text strong {
    display: block;
    font-size: 1.125rem;
    color: #7dde92;
}
.lake-verdict-text span {
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.7);
}

/* ===== Parks ===== */
.parks {
    padding: var(--space-xl) var(--space-lg);
    background: var(--paper-warm);
}
.parks-header {
    max-width: 600px;
    margin-bottom: var(--space-lg);
}
.parks-header p {
    font-size: 1.25rem;
    color: var(--ink-muted);
    margin-top: var(--space-sm);
}

.parks-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    max-width: 1400px;
    margin: 0 auto var(--space-lg);
}
.park-item {
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}
.park-item:first-child {
    grid-column: span 2;
    flex-direction: row;
}
.park-item:first-child .park-item-image {
    width: 55%;
    flex-shrink: 0;
}
.park-item:first-child .park-item-content {
    width: 45%;
}
.park-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}
.park-item-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background: var(--cream);
}
.park-item:first-child .park-item-image {
    height: 100%;
    min-height: 400px;
}
.park-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.park-item:hover .park-item-image img {
    transform: scale(1.05);
}
.park-item-tag {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    padding: 0.5rem 1rem;
    background: white;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius);
    z-index: 1;
}
.park-item-content {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.park-item-type {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--water);
    margin-bottom: var(--space-xs);
}
.park-item-content h3 {
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
}
.park-item-content p {
    font-size: 0.9375rem;
    color: var(--ink-muted);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}
.park-item-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: auto;
    padding-bottom: var(--space-sm);
}
.park-item-details span {
    padding: 0.375rem 0.75rem;
    background: var(--paper);
    border-radius: var(--radius);
    font-size: 0.8125rem;
    color: var(--ink-muted);
}
.park-item-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--ink);
    margin-top: var(--space-sm);
    transition: gap 0.2s;
}
.park-item-link:hover { gap: 1rem; }
.park-item-link svg { width: 18px; height: 18px; }

.parks-rules {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-lg);
}
.parks-rules h4 {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-faded);
    margin-bottom: var(--space-sm);
}
.parks-rules-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}
.parks-rule {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
}
.parks-rule-icon { font-size: 1.25rem; }

/* ===== Services ===== */
.services {
    padding: var(--space-xl) var(--space-lg);
    background: var(--paper);
}
.services-header {
    max-width: 600px;
    margin-bottom: var(--space-lg);
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--cream);
    border: 1px solid var(--cream);
    border-radius: var(--radius-lg);
    overflow: hidden;
    max-width: 1400px;
    margin: 0 auto;
}
.service-item {
    padding: var(--space-lg);
    background: white;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transition: background 0.2s;
    position: relative;
}
.service-item:hover {
    background: var(--paper);
}
.service-item.service-featured {
    grid-column: span 3;
    flex-direction: row;
    align-items: center;
    background: var(--water);
    color: white;
}
.service-item.service-featured:hover {
    background: var(--water-light);
}
.service-item.service-featured .service-item-icon {
    background: rgba(255,255,255,0.2);
    color: white;
}
.service-item.service-featured .service-item-content p {
    color: rgba(255,255,255,0.8);
}
.service-item.service-featured .service-item-arrow {
    margin-left: auto;
    font-size: 2rem;
    opacity: 1;
    position: static;
    transform: none;
}
.service-item-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--water-pale);
    color: var(--water);
    border-radius: var(--radius);
}
.service-item-icon svg { width: 24px; height: 24px; }
.service-item-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
}
.service-item-content p {
    font-size: 0.9375rem;
    color: var(--ink-muted);
    line-height: 1.5;
}
.service-item-arrow {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 1.25rem;
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.2s, transform 0.2s;
}
.service-item:hover .service-item-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Contact ===== */
.contact {
    padding: var(--space-xl) var(--space-lg);
    background: var(--cream);
}
.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.contact-content h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 400;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-sm);
}
.contact-content > p {
    font-size: 1.25rem;
    color: var(--ink-muted);
    margin-bottom: var(--space-lg);
}
.contact-info {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    text-align: left;
}
.contact-info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.contact-info-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-faded);
}
.contact-info-value {
    font-size: 1rem;
    color: var(--ink);
    transition: color 0.2s;
}
a.contact-info-value:hover { color: var(--water); }

/* ===== Footer ===== */
.footer {
    padding: var(--space-lg) var(--space-lg) var(--space-md);
    background: var(--ink);
    color: rgba(255,255,255,0.7);
}
.footer-top {
    display: flex;
    justify-content: space-between;
    gap: var(--space-xl);
    max-width: 1400px;
    margin: 0 auto var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo-img {
    height: 50px;
    width: auto;
    margin-bottom: var(--space-sm);
}
.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.6;
}
.footer-links {
    display: flex;
    gap: var(--space-xl);
}
.footer-col h4 {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.4);
    margin-bottom: var(--space-sm);
}
.footer-col a {
    display: block;
    font-size: 0.9375rem;
    padding: 0.25rem 0;
    transition: color 0.2s;
}
.footer-col a:hover { color: white; }
.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.4);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 5rem;
    }
    .about-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
    .about-sticky { position: static; }
    .lake-level { grid-template-columns: 1fr; }
    .lake-level-visual { width: 100%; height: 80px; }
    .lake-level-fill { height: 100%; width: var(--level); }
    .lake-level-marker { display: none; }
    .lake-grid { grid-template-columns: repeat(2, 1fr); }
    .parks-showcase { grid-template-columns: 1fr; }
    .park-item:first-child { flex-direction: column; grid-column: span 1; }
    .park-item:first-child .park-item-image { width: 100%; min-height: 250px; }
    .park-item:first-child .park-item-content { width: 100%; }
    .services-grid { grid-template-columns: 1fr; }
    .service-item.service-featured { grid-column: span 1; flex-direction: column; align-items: flex-start; }
    .service-item.service-featured .service-item-arrow { margin-left: 0; margin-top: var(--space-sm); }
    .contact-info { grid-template-columns: repeat(2, 1fr); }
    .footer-top { flex-direction: column; gap: var(--space-lg); }
    .footer-links { flex-wrap: wrap; gap: var(--space-lg); }
}

@media (max-width: 768px) {
    .nav { padding: var(--space-sm) var(--space-md); }
    .nav-links { display: none; }
    .hero { padding: var(--space-lg) var(--space-md); }
    .hero-stats {
        position: static;
        margin-top: var(--space-lg);
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    .hero-stat { text-align: left; }
    .hero-stat-divider { display: none; }
    .hero-scroll { display: none; }
    .about, .lake, .parks, .services, .contact { padding: var(--space-lg) var(--space-md); }
    .about-features { grid-template-columns: 1fr; }
    .lake-grid { grid-template-columns: 1fr; }
    .contact-info { grid-template-columns: 1fr; text-align: center; }
    .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
    .image-break { height: 40vh; min-height: 300px; }
}