1  @import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,700&family=Manrope:wght@400;500;600;700;800&display=swap");
  2  @import "tailwindcss";
  3  @plugin "@tailwindcss/typography";
  4  @import "leaflet/dist/leaflet.css";
  5  
  6  @theme {
  7    --font-sans: "Manrope", ui-sans-serif, system-ui, sans-serif;
  8  }
  9  
 10  :root {
 11    --sea-ink: #173a40;
 12    --sea-ink-soft: #416166;
 13    --lagoon: #4fb8b2;
 14    --lagoon-deep: #328f97;
 15    --palm: #2f6a4a;
 16    --sand: #e7f0e8;
 17    --foam: #f3faf5;
 18    --surface: rgba(255, 255, 255, 0.74);
 19    --surface-strong: rgba(255, 255, 255, 0.9);
 20    --line: rgba(23, 58, 64, 0.14);
 21    --inset-glint: rgba(255, 255, 255, 0.82);
 22    --kicker: rgba(47, 106, 74, 0.9);
 23    --bg-base: #e7f3ec;
 24    --header-bg: rgba(251, 255, 248, 0.84);
 25    --chip-bg: rgba(255, 255, 255, 0.8);
 26    --chip-line: rgba(47, 106, 74, 0.18);
 27    --link-bg-hover: rgba(255, 255, 255, 0.9);
 28    --hero-a: rgba(79, 184, 178, 0.36);
 29    --hero-b: rgba(47, 106, 74, 0.2);
 30  }
 31  
 32  :root[data-theme="dark"] {
 33    --sea-ink: #d7ece8;
 34    --sea-ink-soft: #afcdc8;
 35    --lagoon: #60d7cf;
 36    --lagoon-deep: #8de5db;
 37    --palm: #6ec89a;
 38    --sand: #0f1a1e;
 39    --foam: #101d22;
 40    --surface: rgba(16, 30, 34, 0.8);
 41    --surface-strong: rgba(15, 27, 31, 0.92);
 42    --line: rgba(141, 229, 219, 0.18);
 43    --inset-glint: rgba(194, 247, 238, 0.14);
 44    --kicker: #b8efe5;
 45    --bg-base: #0a1418;
 46    --header-bg: rgba(10, 20, 24, 0.8);
 47    --chip-bg: rgba(13, 28, 32, 0.9);
 48    --chip-line: rgba(141, 229, 219, 0.24);
 49    --link-bg-hover: rgba(24, 44, 49, 0.8);
 50    --hero-a: rgba(96, 215, 207, 0.18);
 51    --hero-b: rgba(110, 200, 154, 0.12);
 52  }
 53  
 54  @media (prefers-color-scheme: dark) {
 55    :root:not([data-theme="light"]) {
 56      --sea-ink: #d7ece8;
 57      --sea-ink-soft: #afcdc8;
 58      --lagoon: #60d7cf;
 59      --lagoon-deep: #8de5db;
 60      --palm: #6ec89a;
 61      --sand: #0f1a1e;
 62      --foam: #101d22;
 63      --surface: rgba(16, 30, 34, 0.8);
 64      --surface-strong: rgba(15, 27, 31, 0.92);
 65      --line: rgba(141, 229, 219, 0.18);
 66      --inset-glint: rgba(194, 247, 238, 0.14);
 67      --kicker: #b8efe5;
 68      --bg-base: #0a1418;
 69      --header-bg: rgba(10, 20, 24, 0.8);
 70      --chip-bg: rgba(13, 28, 32, 0.9);
 71      --chip-line: rgba(141, 229, 219, 0.24);
 72      --link-bg-hover: rgba(24, 44, 49, 0.8);
 73      --hero-a: rgba(96, 215, 207, 0.18);
 74      --hero-b: rgba(110, 200, 154, 0.12);
 75    }
 76  }
 77  
 78  * {
 79    box-sizing: border-box;
 80  }
 81  
 82  html,
 83  body,
 84  #app {
 85    min-height: 100%;
 86  }
 87  
 88  body {
 89    margin: 0;
 90    color: var(--sea-ink);
 91    font-family: var(--font-sans);
 92    background-color: var(--bg-base);
 93    background:
 94      radial-gradient(1100px 620px at -8% -10%, var(--hero-a), transparent 58%),
 95      radial-gradient(1050px 620px at 112% -12%, var(--hero-b), transparent 62%),
 96      radial-gradient(720px 380px at 50% 115%, rgba(79, 184, 178, 0.1), transparent 68%),
 97      linear-gradient(180deg, color-mix(in oklab, var(--sand) 68%, white) 0%, var(--foam) 44%, var(--bg-base) 100%);
 98    overflow-x: hidden;
 99    -webkit-font-smoothing: antialiased;
100    -moz-osx-font-smoothing: grayscale;
101  }
102  
103  body::before {
104    content: "";
105    position: fixed;
106    inset: 0;
107    pointer-events: none;
108    z-index: -1;
109    opacity: 0.28;
110    background:
111      radial-gradient(circle at 20% 15%, rgba(255, 255, 255, 0.8), transparent 34%),
112      radial-gradient(circle at 78% 26%, rgba(79, 184, 178, 0.2), transparent 42%),
113      radial-gradient(circle at 42% 82%, rgba(47, 106, 74, 0.14), transparent 36%);
114  }
115  
116  body::after {
117    content: "";
118    position: fixed;
119    inset: 0;
120    pointer-events: none;
121    z-index: -1;
122    opacity: 0.14;
123    background-image:
124      linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
125      linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
126    background-size: 28px 28px;
127    mask-image: radial-gradient(circle at 50% 30%, black, transparent 78%);
128  }
129  
130  a {
131    color: var(--lagoon-deep);
132    text-decoration-color: rgba(50, 143, 151, 0.4);
133    text-decoration-thickness: 1px;
134    text-underline-offset: 2px;
135  }
136  
137  a:hover {
138    color: #246f76;
139  }
140  
141  code {
142    font-size: 0.9em;
143    border: 1px solid var(--line);
144    background: color-mix(in oklab, var(--surface-strong) 82%, white 18%);
145    border-radius: 7px;
146    padding: 2px 7px;
147  }
148  
149  pre code {
150    border: 0;
151    background: transparent;
152    padding: 0;
153    border-radius: 0;
154    font-size: inherit;
155    color: inherit;
156  }
157  
158  .page-wrap {
159    width: min(1080px, calc(100% - 2rem));
160    margin-inline: auto;
161  }
162  
163  .display-title {
164    font-family: "Fraunces", Georgia, serif;
165  }
166  
167  .island-shell {
168    border: 1px solid var(--line);
169    background: linear-gradient(165deg, var(--surface-strong), var(--surface));
170    box-shadow:
171      0 1px 0 var(--inset-glint) inset,
172      0 22px 44px rgba(30, 90, 72, 0.1),
173      0 6px 18px rgba(23, 58, 64, 0.08);
174    backdrop-filter: blur(4px);
175  }
176  
177  .feature-card {
178    background: linear-gradient(165deg, color-mix(in oklab, var(--surface-strong) 93%, white 7%), var(--surface));
179    box-shadow:
180      0 1px 0 var(--inset-glint) inset,
181      0 18px 34px rgba(30, 90, 72, 0.1),
182      0 4px 14px rgba(23, 58, 64, 0.06);
183  }
184  
185  .feature-card:hover {
186    transform: translateY(-2px);
187    border-color: color-mix(in oklab, var(--lagoon-deep) 35%, var(--line));
188  }
189  
190  button,
191  .island-shell,
192  a {
193    transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease,
194      transform 180ms ease;
195  }
196  
197  .island-kicker {
198    letter-spacing: 0.16em;
199    text-transform: uppercase;
200    font-weight: 700;
201    font-size: 0.69rem;
202    color: var(--kicker);
203  }
204  
205  .nav-link {
206    position: relative;
207    display: inline-flex;
208    align-items: center;
209    text-decoration: none;
210    color: var(--sea-ink-soft);
211  }
212  
213  .nav-link::after {
214    content: "";
215    position: absolute;
216    left: 0;
217    bottom: -6px;
218    width: 100%;
219    height: 2px;
220    transform: scaleX(0);
221    transform-origin: left;
222    background: linear-gradient(90deg, var(--lagoon), #7ed3bf);
223    transition: transform 170ms ease;
224  }
225  
226  .nav-link:hover,
227  .nav-link.is-active {
228    color: var(--sea-ink);
229  }
230  
231  .nav-link:hover::after,
232  .nav-link.is-active::after {
233    transform: scaleX(1);
234  }
235  
236  @media (max-width: 640px) {
237    .nav-link::after {
238      bottom: -4px;
239    }
240  }
241  
242  .site-footer {
243    border-top: 1px solid var(--line);
244    background: color-mix(in oklab, var(--header-bg) 84%, transparent 16%);
245  }
246  
247  .rise-in {
248    animation: rise-in 700ms cubic-bezier(0.16, 1, 0.3, 1) both;
249  }
250  
251  @keyframes rise-in {
252    from {
253      opacity: 0;
254      transform: translateY(12px);
255    }
256    to {
257      opacity: 1;
258      transform: translateY(0);
259    }
260  }