/* =========================
   Base / Reset
========================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
}

/* =========================
   Theme Variables
========================= */
:root {
  /* Layout */
  --padding: 1rem;
  --max-width-layout: 1920px;
  --max-width-container: 1440px;

  --radius: 0.625rem;
  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);

  /* =========================
   * LIGHT (default)
   * ========================= */

  /* Surfaces */
  --background: oklch(0.94 0 0);
  --background-header: oklch(0.92 0 0);
  --background-footer: oklch(0.92 0 0);

  --card: oklch(0.99 0 0);
  --card-foreground: oklch(0.13 0 0);

  --popover: oklch(0.99 0 0);
  --popover-foreground: oklch(0.13 0 0);

  /* Text */
  --foreground: oklch(0.13 0 0);
  --muted-foreground: oklch(0.55 0 0);

  /* UI neutrals */
  --secondary: oklch(0.959 0 0);
  --secondary-foreground: oklch(0.21 0 0);

  --muted: oklch(0.94 0 0);
  --accent: oklch(0.94 0 0);
  --accent-foreground: oklch(0.21 0 0);

  --border: oklch(0.864 0 0);
  --input: oklch(0.91 0 0);

  --ring: oklch(0.74 0.06 265.755);

  /* Brand / action */
  --primary: oklch(0.208 0.042 265.755);
  --primary-foreground: oklch(0.985 0 0);

  --destructive: oklch(0.577 0.245 27.325);

  /* =========================
   * Alias-Variablen (deine vorhandene Struktur)
   * ========================= */
  --color-background: var(--background);
  --color-foreground: var(--foreground);

  --color-background-header: var(--background-header);
  --color-background-footer: var(--background-footer);

  --color-card: var(--card);
  --color-card-foreground: var(--card-foreground);

  --color-popover: var(--popover);
  --color-popover-foreground: var(--popover-foreground);

  --color-primary: var(--primary);
  --color-primary-foreground: var(--primary-foreground);

  --color-secondary: var(--secondary);
  --color-secondary-foreground: var(--secondary-foreground);

  --color-muted: var(--muted);
  --color-muted-foreground: var(--muted-foreground);

  --color-accent: var(--accent);
  --color-accent-foreground: var(--accent-foreground);

  --color-destructive: var(--destructive);

  --color-border: var(--border);
  --color-input: var(--input);
  --color-ring: var(--ring);
}

html.dark {
  /* Surfaces */
  --background: oklch(0.15 0 0);
  --background-header: oklch(0.17 0 0);
  --background-footer: oklch(0.17 0 0);

  --card: oklch(0.2 0 0);
  --popover: oklch(0.2 0 0);

  /* Text */
  --foreground: oklch(0.96 0 0);
  --card-foreground: oklch(0.96 0 0);
  --popover-foreground: oklch(0.96 0 0);

  --muted-foreground: oklch(0.68 0 0);

  /* UI neutrals */
  --secondary: oklch(0.25 0 0);
  --muted: oklch(0.25 0 0);
  --accent: oklch(0.28 0 0);

  --secondary-foreground: oklch(0.96 0 0);
  --accent-foreground: oklch(0.96 0 0);

  --border: oklch(1 0 0 / 12%);
  --input: oklch(1 0 0 / 16%);

  --ring: oklch(0.75 0 0);

  /* Brand / action */
  --primary: oklch(0.85 0 0);
  --primary-foreground: oklch(0.15 0 0);

  --destructive: oklch(0.62 0.18 25);
}

/* =========================
   Typography
========================= */
body {
  background: var(--color-background);
  color: var(--color-foreground);

  font-family: "IBM Plex Mono";
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 0.5rem;
  font-family: "Bangers", monospace;
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  cursor: pointer;
}
a:hover {
  text-decoration: underline;
}

h1 {
  text-align: center;
  font-size: clamp(1.225rem, 4vw, 2.5rem);
}

/* =========================
   Layout
========================= */
section {
  padding: 4rem 0;
}

.layout {
  max-width: var(--max-width-layout);
  margin: 0 auto;
  padding: 0 var(--padding);
  width: 100%;
}

.container {
  max-width: var(--max-width-container);
  margin: 0 auto;
  padding: 0 var(--padding);
  width: 100%;
}

/* =========================
   Button
========================= */
button,
.button {
  font: inherit;
  font-size: 1rem;
  line-height: 1.2;
  padding: 0.625rem 0.75rem;
  font-family: "Bangers", monospace;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;

  background: var(--color-primary);
  color: var(--color-primary-foreground);

  transition: background-color 0.2s ease, transform 0.06s ease,
    outline 0.2s ease;
}

button:hover,
.button:hover {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}

button:active,
.button:active {
  transform: translateY(1px);
}

/* optional: secondary button helper */
.button--secondary {
  background: var(--color-secondary);
  color: var(--color-secondary-foreground);
  border-color: var(--color-border);
}

/* =========================
   Header
========================= */
header {
  height: 60px;
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  background: var(--color-background-header);
  border-bottom: 1px solid var(--color-border);
}

.site-header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  width: 100%;
  max-width: 150px;
  height: auto;
}

.fotogram-full-svg-letter {
  fill: var(--color-foreground);
}

/* =========================
   Main
========================= */
main {
  min-height: calc(100vh - 100px);
  padding: 120px 0;
}

.main-inner {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.noteblock-section .section-inner,
.notes-section .section-inner {
  width: 100%;
  display: flex; /* war "block" + flex props */
  flex-direction: column;
  gap: 1rem;
}

/* =========================
   Form (Noteblock)
========================= */
.row {
  display: grid;
  gap: 12px;
}

input,
textarea {
  font: inherit;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-card);
  color: var(--color-foreground);
  outline: none;
}

input:focus,
textarea:focus {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

.meta {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
}

.small {
  font-size: 12px;
  opacity: 0.7;
}

.actions {
  display: flex;
  gap: 8px;
}

/* =========================
   Notes Box
========================= */
.notes-box {
  border-radius: var(--radius-lg);
  max-height: 420px;
  overflow-y: auto;

  background: var(--color-card);
  /* border: 1px solid var(--color-border); */
  padding: 12px;
}

.notes-box .notes {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.notes-box .note-card {
  padding: 1rem;
  background: var(--color-secondary);
  color: var(--color-secondary-foreground);
  /* border: 1px solid var(--color-border); */
  border-radius: var(--radius-lg);
}

.notes-box .note-card .note-card__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
}

.note-delete {
  background: var(--color-destructive);
  color: var(--color-primary-foreground);
}

.note-card__title {
  font-family: "IBM Plex Mono";
}

.note-card__text {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: var(--color-card); /* war: var(--color-card-) */
  color: var(--color-card-foreground);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

/* =========================
   Footer
========================= */
footer {
  height: 100px;
  z-index: 50;
  width: 100%;
  background: var(--color-background-footer);
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
}

.site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  padding: 16px;
  text-align: center;
  font-family: "Bangers", monospace;
}

/* =========================
   Theme Toggle
========================= */
/* Reset */
#theme-toggle .icon {
  display: none;
}

/* LIGHT MODE */
html.light #theme-toggle .icon-sun {
  display: inline-flex;
}

/* DARK MODE */
html.dark #theme-toggle .icon-moon {
  display: inline-flex;
}

#theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;

  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-card);
  color: var(--color-foreground);

  cursor: pointer;
  font-size: 0.875rem;
}

#theme-toggle:hover {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}