:root {
	--bg: #f7f6f1;
	--accent-bg: #ffffff;
	--text: #162126;
	--muted: #5a676c;
	--accent: #0f766e;
	--accent-hover: #0b5f59;
	--border: #d8dfdd;
	--card-soft: #f5faf8;
	--radius: 16px;
}

html[data-theme="dark"] {
	--bg: #151a1e;
	--accent-bg: #1d242a;
	--text: #e8efee;
	--muted: #a8b6b4;
	--accent: #42b8ad;
	--accent-hover: #6fd0c7;
	--border: #2f3a42;
	--card-soft: #202930;
}

body {
	margin: 0;
	min-height: 100vh;
	font-family: "Space Grotesk", sans-serif;
	color: var(--text);
	background:
		radial-gradient(circle at 10% 12%, rgba(15, 118, 110, 0.12), transparent 34%),
		radial-gradient(circle at 92% 2%, rgba(214, 117, 63, 0.14), transparent 30%),
		linear-gradient(150deg, color-mix(in oklab, var(--bg) 88%, #fbfaf6) 0%, var(--bg) 100%);
}

main.app-shell {
	max-width: 1024px;
	margin: 24px auto 48px;
	padding: 0 14px;
	display: grid;
	gap: 18px;
	animation: enter 440ms ease-out;
}

.topbar {
	display: flex;
	justify-content: flex-end;
}

.hero {
	background: linear-gradient(120deg, color-mix(in oklab, var(--accent-bg) 92%, white) 0%, var(--card-soft) 100%);
	border: 1px solid var(--border);
	border-radius: calc(var(--radius) + 2px);
	padding: 24px;
}

.eyebrow {
	margin: 0;
	color: var(--accent);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-size: 0.78rem;
	font-weight: 700;
}

h1 {
	margin: 6px 0 0;
	font-family: "DM Serif Display", serif;
	font-size: clamp(2rem, 5vw, 3.25rem);
	line-height: 1.06;
}

.subline {
	margin: 10px 0 0;
	color: var(--muted);
	max-width: 58ch;
}

.card {
	border: 1px solid var(--border);
	border-radius: var(--radius);
	background: color-mix(in oklab, var(--accent-bg) 94%, var(--card-soft));
	box-shadow: 0 18px 40px -30px rgba(14, 25, 30, 0.5);
}

.ghost-btn {
	border-radius: 999px;
	border: 1px solid var(--border);
	background: color-mix(in oklab, var(--accent-bg) 92%, transparent);
	color: var(--text);
	padding: 8px 14px;
	font-size: 0.88rem;
	font-weight: 700;
	line-height: 1;
	cursor: pointer;
	transition: all 140ms ease;
}

.ghost-btn:hover {
	border-color: color-mix(in oklab, var(--accent) 55%, var(--border));
	color: var(--accent);
}

.ghost-btn.active {
	background: linear-gradient(135deg, #0f766e 0%, #16958a 100%);
	border-color: transparent;
	color: #ffffff;
}

#pace-form {
	margin: 0;
}

.grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
}

label {
	display: grid;
	gap: 8px;
	font-size: 0.95rem;
	font-weight: 600;
}

input {
	width: 100%;
	border-radius: 10px;
	border: 1px solid #cfd8d6;
	background: #fff;
}

input:focus {
	border-color: var(--accent);
	box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.16);
}

button[type="submit"] {
	grid-column: 1 / -1;
	border-radius: 12px;
	border: 0;
	font-weight: 700;
	letter-spacing: 0.01em;
	padding: 12px 16px;
	background: linear-gradient(135deg, #0f766e 0%, #16958a 100%);
}

button[type="submit"]:hover {
	background: linear-gradient(135deg, #0b635d 0%, #137e75 100%);
}

.result h2 {
	margin-top: 0;
}

.result-head {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
}

.result-head h2 {
	margin: 0;
}

.view-switch {
	display: inline-flex;
	gap: 8px;
}

#summary {
	color: var(--muted);
}

.table-wrap {
	overflow-x: auto;
}

table {
	width: 100%;
	min-width: 650px;
	border-collapse: collapse;
}

th,
td {
	border-bottom: 1px solid color-mix(in oklab, var(--border) 76%, white);
	padding: 10px 8px;
	text-align: left;
}

th {
	color: var(--accent);
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.hidden {
	display: none;
}

.cards-wrap {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 12px;
}

.week-card {
	border: 1px solid var(--border);
	border-radius: 14px;
	padding: 12px;
	background: color-mix(in oklab, var(--accent-bg) 91%, var(--card-soft));
	animation: card-in 260ms ease both;
}

.week-card h3 {
	margin: 0 0 10px;
	font-size: 1rem;
	color: var(--accent);
}

.week-card p {
	margin: 5px 0;
	font-size: 0.92rem;
	color: var(--text);
}

.week-card strong {
	font-weight: 700;
}

@keyframes enter {
	from {
		opacity: 0;
		transform: translateY(8px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes card-in {
	from {
		opacity: 0;
		transform: translateY(5px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (max-width: 760px) {
	main.app-shell {
		margin-top: 14px;
		padding: 0 10px 18px;
	}

	.hero {
		padding: 16px;
	}

	.topbar {
		justify-content: stretch;
	}

	#theme-toggle {
		width: 100%;
	}

	.grid {
		grid-template-columns: 1fr;
	}

	table {
		min-width: 560px;
	}
}

/* Optimierungen für Retina-Displays und iPhone 17 Pro */
@media screen and (min-width: 375px) and (max-width: 428px) {
  body {
    font-size: 1.1rem;
    line-height: 1.6;
  }

  .hero {
    padding: 24px;
    text-align: center;
  }

  .card {
    padding: 16px;
    border-radius: var(--radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }

  .grid label {
    font-size: 1rem;
  }

  input {
    font-size: 1rem;
    padding: 8px;
  }

  button {
    font-size: 1rem;
    padding: 10px 16px;
  }
}