:root {
  color-scheme: light;
  --sand: #fff8ec;
  --sand-2: #f6ead6;
  --sun: #f4b84c;
  --coral: #e77d58;
  --hibiscus: #c94f70;
  --leaf: #3f7a54;
  --deep: #143c3b;
  --ocean: #4f9fb0;
  --sky: #d8f0f2;
  --ink: #20302d;
  --muted: #68756f;
  --line: rgba(32, 48, 45, .14);
  --card: rgba(255,255,250,.84);
  --shadow: 0 22px 70px rgba(43, 67, 50, .16), 0 5px 20px rgba(43, 67, 50, .08);
  --radius-xl: 34px;
  --radius: 22px;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 6%, rgba(244,184,76,.35), transparent 24rem),
    radial-gradient(circle at 90% 10%, rgba(79,159,176,.34), transparent 28rem),
    radial-gradient(circle at 75% 88%, rgba(201,79,112,.13), transparent 24rem),
    linear-gradient(180deg, #fffdf8 0%, var(--sand) 48%, #edf7f1 100%);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background-image:
    linear-gradient(120deg, rgba(20,60,59,.06) 1px, transparent 1px),
    linear-gradient(30deg, rgba(20,60,59,.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}
a { color: inherit; }
.shell { width: min(1120px, calc(100vw - 30px)); margin: 0 auto; padding: 22px 0 72px; position: relative; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: clamp(18px, 4vw, 42px); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 900; letter-spacing: -.02em; }
.brand-mark { width: 38px; height: 38px; border-radius: 16px; display: grid; place-items: center; color: white; background: linear-gradient(135deg, var(--leaf), var(--deep)); box-shadow: 0 10px 24px rgba(20,60,59,.18); }
.navlinks { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; color: var(--muted); font-size: .95rem; }
.navlinks a { text-decoration: none; padding: 9px 11px; border: 1px solid transparent; border-radius: 999px; }
.navlinks a:hover { color: var(--deep); border-color: var(--line); background: rgba(255,255,255,.55); }
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr); gap: clamp(20px, 4vw, 44px); align-items: center; margin-bottom: 26px; }
.postcard { position: relative; min-height: 510px; border-radius: 42px; overflow: hidden; box-shadow: var(--shadow); background: linear-gradient(160deg, #74bdc9 0%, #f7d883 46%, #ef835f 100%); border: 10px solid rgba(255,255,255,.74); }
.postcard::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 20% 18%, rgba(255,255,255,.8), transparent 6rem), linear-gradient(180deg, transparent 0 53%, rgba(20,60,59,.22) 54% 100%); }
.sun { position: absolute; top: 38px; right: 46px; width: 86px; height: 86px; border-radius: 50%; background: #fff1a6; box-shadow: 0 0 55px rgba(255,241,166,.86); }
.wave { position: absolute; left: -10%; right: -10%; bottom: 88px; height: 96px; background: radial-gradient(80px 46px at 60px 48px, rgba(255,255,255,.78) 0 42%, transparent 44%), radial-gradient(90px 54px at 170px 48px, rgba(255,255,255,.58) 0 44%, transparent 46%), linear-gradient(180deg, #4faab8, #2a7781); background-size: 220px 96px, 260px 96px, auto; border-radius: 55% 55% 0 0; transform: rotate(-2deg); }
.palm { position: absolute; left: 38px; bottom: 58px; width: 130px; height: 230px; }
.palm::before { content: ""; position: absolute; bottom: 0; left: 58px; width: 24px; height: 190px; border-radius: 999px; background: linear-gradient(90deg, #8a5636, #c78b55); transform: rotate(7deg); }
.palm::after { content: "✦"; position: absolute; top: 0; left: 0; color: #24623b; font-size: 138px; line-height: 1; text-shadow: 24px 12px 0 #2f7445, 48px 28px 0 #356f43; transform: rotate(-18deg); }
.stamp { position: absolute; right: 28px; bottom: 26px; border: 2px dashed rgba(20,60,59,.45); border-radius: 20px; padding: 12px 14px; background: rgba(255,255,255,.42); backdrop-filter: blur(10px); font-weight: 900; color: var(--deep); transform: rotate(-3deg); }
.hero-copy { padding: clamp(4px, 1vw, 12px); }
.eyebrow { margin: 0 0 12px; color: #9b3a44; font-size: .78rem; font-weight: 950; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3 { color: var(--ink); letter-spacing: -.045em; }
h1 { margin: 0; max-width: 720px; font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif; font-size: clamp(4rem, 12vw, 8.2rem); line-height: .82; }
.dates { display: inline-flex; align-items: center; gap: 9px; margin: 22px 0 0; padding: 10px 14px; border-radius: 999px; background: rgba(255,255,255,.7); border: 1px solid var(--line); font-weight: 900; color: var(--deep); }
.lede { max-width: 650px; margin: 20px 0 0; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.32rem); line-height: 1.55; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 13px 17px; border-radius: 999px; text-decoration: none; border: 1px solid var(--line); background: rgba(255,255,255,.72); font-weight: 900; box-shadow: 0 10px 26px rgba(20,60,59,.08); }
.button.primary { color: white; border-color: transparent; background: linear-gradient(135deg, var(--leaf), var(--deep)); }
.grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 24px 0 36px; }
.card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: 0 10px 28px rgba(43,67,50,.07); padding: 20px; backdrop-filter: blur(14px); }
.card-icon { width: 44px; height: 44px; border-radius: 16px; display: grid; place-items: center; background: var(--sand-2); margin-bottom: 12px; font-size: 1.25rem; }
.card h3 { margin: 0 0 8px; font-size: 1.18rem; }
.card p { margin: 0; color: var(--muted); line-height: 1.45; }
.section { margin-top: 38px; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 18px; margin-bottom: 16px; }
h2 { margin: 0; font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif; font-size: clamp(2.1rem, 5vw, 4rem); line-height: .94; }
.section-head p { max-width: 520px; color: var(--muted); line-height: 1.45; margin: 0; }
.activity-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.activity { padding: 20px; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(255,255,255,.62); }
.activity h3 { margin: 0 0 7px; font-size: 1.2rem; }
.activity p { margin: 0; color: var(--muted); line-height: 1.45; }
.list-card { border-radius: var(--radius-xl); border: 1px solid var(--line); background: rgba(255,255,255,.68); box-shadow: var(--shadow); padding: clamp(18px, 3vw, 28px); }
.tip-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; padding: 0; margin: 0; list-style: none; }
.tip-list li { padding: 14px 15px; border-radius: 18px; background: rgba(255,248,236,.9); color: var(--deep); line-height: 1.38; }
.status-line { display: inline-flex; gap: 8px; align-items: center; color: var(--muted); font-size: .94rem; }
.progress-wrap { display: grid; gap: 8px; margin: 18px 0; }
.progress-label { display: flex; justify-content: space-between; color: var(--muted); font-weight: 800; font-size: .93rem; }
.progress-bar { height: 12px; border-radius: 999px; background: rgba(20,60,59,.12); overflow: hidden; }
.progress-bar span { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--coral), var(--sun), var(--leaf)); transition: width .25s ease; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 18px 0 16px; }
.filter, .small-btn, .add-form button { border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.75); color: var(--deep); font-weight: 900; padding: 10px 13px; min-height: 42px; cursor: pointer; }
.filter.active { background: var(--deep); color: #fff; border-color: var(--deep); }
.packing-layout { display: grid; grid-template-columns: 270px minmax(0, 1fr); gap: 16px; align-items: start; }
.side-panel { position: sticky; top: 12px; }
.category-nav { display: grid; gap: 8px; }
.category-nav a { text-decoration: none; padding: 10px 12px; border-radius: 14px; border: 1px solid transparent; color: var(--muted); }
.category-nav a:hover { background: rgba(255,255,255,.72); border-color: var(--line); color: var(--deep); }
.category { border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.76); box-shadow: 0 8px 24px rgba(43,67,50,.06); margin-bottom: 14px; overflow: hidden; }
.category-header { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 16px 18px; border-bottom: 1px solid var(--line); background: linear-gradient(135deg, rgba(255,248,236,.92), rgba(216,240,242,.56)); }
.category h3 { margin: 0; font-size: 1.24rem; }
.count { color: var(--muted); font-size: .9rem; font-weight: 850; }
.items { display: grid; padding: 8px; }
.item { display: grid; grid-template-columns: 32px minmax(0, 1fr); gap: 10px; align-items: start; min-height: 48px; padding: 10px; border-radius: 14px; }
.item:hover { background: rgba(246,234,214,.55); }
.item input { width: 24px; height: 24px; margin: 1px 0 0; accent-color: var(--leaf); }
.item label { line-height: 1.35; cursor: pointer; }
.item.done label { color: #8b948f; text-decoration: line-through; text-decoration-thickness: 2px; }
.add-form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; padding: 10px 18px 18px; }
.add-form input { min-height: 44px; border-radius: 999px; border: 1px solid var(--line); padding: 0 14px; font: inherit; background: #fffefa; }
.category-add { margin-top: 14px; }
.empty { color: var(--muted); padding: 16px 10px; }
.save-state { margin-left: auto; color: var(--muted); font-weight: 800; }
.toast { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%) translateY(20px); opacity: 0; pointer-events: none; transition: .2s ease; padding: 12px 16px; border-radius: 999px; color: white; background: var(--deep); box-shadow: var(--shadow); z-index: 10; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
@media (max-width: 920px) { .hero, .packing-layout { grid-template-columns: 1fr; } .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .side-panel { position: static; } .category-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px) { .shell { width: min(100vw - 22px, 1120px); padding-top: 14px; } .topbar { align-items: flex-start; flex-direction: column; } .grid, .activity-grid, .tip-list, .category-nav { grid-template-columns: 1fr; } .postcard { min-height: 330px; border-width: 7px; border-radius: 32px; } .sun { width: 62px; height: 62px; right: 28px; top: 28px; } .palm { transform: scale(.68); transform-origin: bottom left; } .wave { bottom: 50px; } .stamp { font-size: .85rem; } h1 { font-size: clamp(3.2rem, 18vw, 5.4rem); } .add-form { grid-template-columns: 1fr; } .save-state { width: 100%; margin-left: 0; } }