/* public/css/style.css */

/* — Farben und Basiswerte — */
:root {
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-primary: #ff6f61;
  --color-primary-hover: #e55b57;
  --color-secondary: #6b5b95;
  --color-secondary-hover: #5a4a80;
  --color-accent: #88b04b;
  --color-info: #4b8bbe;
  --color-text: #333333;
  --color-border: #e0e0e0;

  --font-sans: 'Inter', 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Fira Code', monospace;

  --radius: 8px;
  --spacing: 1rem;
  --transition: 0.2s ease-in-out;
}

/* Dark Mode via Klasse auf <body> */
body.dark {
  --color-bg: #121212;
  --color-surface: #1e1e1e;
  --color-primary: #ff8a65;
  --color-primary-hover: #e05660;
  --color-secondary: #9575cd;
  --color-secondary-hover: #8562b3;
  --color-accent: #aed581;
  --color-info: #64b5f6;
  --color-text: #e0e0e0;
  --color-border: #333333;
}

/* — Reset & Basis — */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 100%;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* — Layout-Container — */
header,
main,
footer {
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  padding: var(--spacing);
}

/* — Header & Navigation — */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--color-surface);
  padding: 0.75rem var(--spacing);
  border-radius: var(--radius) var(--radius) 0 0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
header nav a,
header nav .submenu > a {
  color: var(--color-text);
  text-decoration: none;
  margin-left: var(--spacing);
  font-weight: 600;
  transition: color var(--transition);
}
header nav a:hover,
header nav a:focus,
header nav .submenu > a:hover {
  color: var(--color-primary);
}

/* — Button-Grundstil — */
.btn {
  display: inline-block;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  transition: background-color var(--transition), color var(--transition), transform var(--transition);
}
.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
}
.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
}
.btn-secondary {
  background-color: var(--color-secondary);
  color: #fff;
}
.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-secondary-hover);
  transform: translateY(-1px);
}

/* — Dropdown-Menüs — */
nav .submenu {
  position: relative;
  display: inline-block;
}
nav .submenu-list {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  list-style: none;
  padding: 0;
  margin: 0;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  z-index: 200;
}
nav .submenu:hover > .submenu-list {
  display: block;
}
/* Level 2 */
nav .submenu-list li.submenu {
  position: relative;
}
nav .submenu-list li.submenu > a::after {
  content: " ▶";
  float: right;
}
nav .submenu-list li.submenu:hover > .submenu-list {
  display: block;
}
nav .submenu-list li.submenu .submenu-list {
  top: 0;
  left: 100%;
  min-width: 180px;
  border-radius: var(--radius);
}
/* Links und Label */
nav .submenu-list li a,
nav .submenu-list li label.darkmode-label {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--color-text);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition);
}
nav .submenu-list li a:hover,
nav .submenu-list li label.darkmode-label:hover {
  background: var(--color-bg);
}
/* Checkbox */
nav .submenu-list li input#darkmode-toggle {
  margin-right: 0.5rem;
  vertical-align: middle;
}

/* — Main Content — */
main {
  flex: 1;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  padding: calc(var(--spacing) * 1.5);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

/* — Formular-Buttons und Upload-Link — */
form button {
  border: none;
  cursor: pointer;
}
form button.btn-primary,
a.btn-primary {
  /* siehe oben */
}

/* Speziell für Admin-Übersicht */
.admin-add-email {
  margin-bottom: var(--spacing);
}

/* — Footer — */
footer {
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text);
  padding: var(--spacing);
}

/* — Responsive — */
@media (max-width: 768px) {
  header, main, footer { padding: var(--spacing); }
  nav .submenu-list,
  nav .submenu-list li.submenu .submenu-list {
    position: static;
    box-shadow: none;
  }
}
