:root {
  color-scheme: light;
  --ink: #14213d;
  --muted: #5c6875;
  --paper: #fffaf0;
  --foam: #f7fffb;
  --reef: #0e7c86;
  --deep: #075365;
  --sun: #f5b942;
  --coral: #e85d4f;
  --sand: #f0d6a2;
  --line: rgba(20, 33, 61, 0.14);
  --shadow: 0 18px 60px rgba(5, 35, 48, 0.16);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 15%, rgba(245, 185, 66, 0.34), transparent 28rem),
    linear-gradient(135deg, #f9f3df 0%, #d9f2ee 48%, #b8e4ea 100%);
}

button,
input {
  font: inherit;
}

button {
  min-height: 3.25rem;
  border: 0;
  border-radius: 0.5rem;
  padding: 0.85rem 1rem;
  color: var(--ink);
  background: var(--foam);
  box-shadow: 0 10px 24px rgba(5, 35, 48, 0.11);
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(5, 35, 48, 0.15);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

input {
  width: 100%;
  margin-top: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  padding: 0.85rem 0.95rem;
  color: var(--ink);
  background: #fff;
}

input:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(232, 93, 79, 0.45);
  outline-offset: 3px;
}

.app-shell {
  height: 100dvh;
  min-height: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
}

.timer-panel,
.ranking-panel {
  min-width: 0;
  min-height: 0;
}

.timer-panel {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: clamp(1.25rem, 4vw, 3rem);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0)),
    var(--paper);
}

.surf-scene {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.sun {
  position: absolute;
  top: clamp(1.2rem, 8vh, 4rem);
  right: clamp(1.2rem, 8vw, 5rem);
  width: clamp(4.75rem, 15vmin, 9rem);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--sun);
  box-shadow: 0 0 0 1.1rem rgba(245, 185, 66, 0.16), 0 0 5rem rgba(245, 185, 66, 0.36);
}

.board {
  position: absolute;
  left: 11%;
  bottom: 16%;
  width: clamp(7rem, 19vw, 13rem);
  height: clamp(1.35rem, 3vw, 2rem);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--coral), #ffcc66 52%, #f7fffb 52%, #f7fffb 58%, var(--reef) 58%);
  box-shadow: 0 1rem 2rem rgba(5, 35, 48, 0.18);
  transform: rotate(-12deg);
}

.wave {
  position: absolute;
  left: -10%;
  right: -10%;
  border-radius: 50% 50% 0 0;
}

.wave-one {
  bottom: -11%;
  height: 30%;
  background: var(--reef);
}

.wave-two {
  bottom: -18%;
  height: 35%;
  background:
    radial-gradient(circle at 22% 8%, var(--foam) 0 7%, transparent 7.4%),
    radial-gradient(circle at 44% 0, var(--foam) 0 8%, transparent 8.4%),
    radial-gradient(circle at 68% 6%, var(--foam) 0 7%, transparent 7.4%),
    var(--deep);
  opacity: 0.96;
}

.timer-content {
  width: min(100%, 44rem);
  container-type: inline-size;
  text-align: center;
}

.kicker {
  margin: 0 0 0.35rem;
  color: var(--reef);
  font-size: 0.83rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.04;
}

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
}

.timer-display {
  display: block;
  max-width: 100%;
  margin: clamp(1.5rem, 5vh, 3.25rem) auto clamp(1.2rem, 4vh, 2.4rem);
  font-variant-numeric: tabular-nums;
  font-size: clamp(3.5rem, 8vw, 8rem);
  font-weight: 900;
  line-height: 0.9;
  white-space: nowrap;
  text-shadow: 0 0.25rem 0 rgba(255, 255, 255, 0.64);
}

@supports (font-size: 1cqw) {
  .timer-display {
    font-size: clamp(3.5rem, 20cqw, 8rem);
  }
}

.actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.85rem, 1.8vw, 1.25rem);
  width: min(100%, 42rem);
  margin-inline: auto;
}

.actions button {
  min-height: clamp(4rem, 8vmin, 5.5rem);
  padding: 1rem clamp(1rem, 2vw, 1.4rem);
  font-size: clamp(1.05rem, 2.4vmin, 1.45rem);
  font-weight: 900;
}

.primary-button {
  color: #fff;
  background: linear-gradient(135deg, var(--deep), var(--reef));
}

.danger-button {
  width: 100%;
  margin-top: auto;
  color: #fff;
  background: var(--coral);
}

.ghost-button {
  background: #eef7f3;
}

.ranking-panel {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(1.25rem, 4vw, 3rem);
  background: rgba(255, 250, 240, 0.82);
  backdrop-filter: blur(10px);
  border-left: 1px solid var(--line);
}

.ranking-header {
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

.ranking-list {
  display: grid;
  gap: 0.75rem;
  flex: 1 1 auto;
  min-height: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow: auto;
}

.ranking-item {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 0.85rem;
  min-height: 4.5rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 8px 22px rgba(5, 35, 48, 0.08);
}

.ranking-item.top-one {
  border-color: rgba(245, 185, 66, 0.62);
  background: #fff8dc;
}

.ranking-item.top-two {
  border-color: rgba(148, 163, 184, 0.66);
  background: #f7f9fb;
}

.ranking-item.top-three {
  border-color: rgba(173, 109, 64, 0.56);
  background: #fff2e7;
}

.medal {
  display: grid;
  place-items: center;
  width: 2.45rem;
  aspect-ratio: 1;
  border-radius: 50%;
  color: #1f2933;
  font-size: 1.25rem;
  font-weight: 900;
}

.medal.gold {
  background: linear-gradient(135deg, #ffe27a, #d49a17);
}

.medal.silver {
  background: linear-gradient(135deg, #f8fafc, #9aa7b4);
}

.medal.bronze {
  background: linear-gradient(135deg, #f0b37e, #9a5a2e);
}

.medal.default {
  background: #dcefea;
  color: var(--deep);
  font-size: 0.95rem;
}

.person {
  min-width: 0;
}

.person strong,
.time {
  display: block;
}

.person strong {
  overflow-wrap: anywhere;
  font-size: 1.05rem;
}

.grade {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.time {
  font-variant-numeric: tabular-nums;
  font-size: 1.25rem;
  font-weight: 900;
  white-space: nowrap;
}

.delete-entry-button {
  display: grid;
  place-items: center;
  width: 3rem;
  min-height: 3rem;
  aspect-ratio: 1;
  padding: 0;
  color: #fff;
  background: var(--coral);
  font-size: 1.15rem;
  box-shadow: 0 8px 18px rgba(232, 93, 79, 0.22);
}

.empty-ranking {
  margin: 2rem 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.modal {
  width: min(calc(100vw - 2rem), 29rem);
  border: 0;
  border-radius: 0.75rem;
  padding: 0;
  color: var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.modal::backdrop {
  background: rgba(4, 31, 42, 0.48);
  backdrop-filter: blur(4px);
}

.modal form {
  display: grid;
  gap: 1rem;
  padding: 1.4rem;
}

.modal h3 {
  font-size: 1.45rem;
}

.modal p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.modal label {
  color: var(--muted);
  font-weight: 700;
}

.modal-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (orientation: portrait) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
  }

  .ranking-panel {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .timer-display {
    font-size: clamp(3.6rem, 19vw, 8rem);
  }
}

@media (max-width: 560px) {
  .modal-actions {
    grid-template-columns: 1fr;
  }

  .ranking-item {
    grid-template-columns: auto 1fr auto;
  }

  .time {
    grid-column: 2;
  }

  .delete-entry-button {
    grid-column: 3;
    grid-row: 1 / span 2;
  }
}