/* design.css – CSS Variables, Reset, Base Typography */

:root {
  --color-accent:       #E07B39;
  --color-accent-dark:  #C1610A;
  --color-bg:           #FAFAF8;
  --color-surface:      #FFFFFF;
  --color-surface-alt:  #F5F0EB;
  --color-text:         #1C1C1A;
  --color-text-muted:   #6B6B67;
  --color-border:       #E8E0D8;

  --radius-card:    8px;
  --radius-input:   4px;
  --radius-button:  4px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3rem;

  --font-family: 'Open Sans', sans-serif;
  --font-weight-light:    300;
  --font-weight-regular:  400;
  --font-weight-semibold: 600;
  --font-weight-bold:     700;

  --transition-fast: 150ms ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-weight: var(--font-weight-regular);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}
a:hover {
  color: var(--color-accent-dark);
}

img {
  max-width: 100%;
  display: block;
}

button {
  font-family: var(--font-family);
  cursor: pointer;
}

input, select, textarea {
  font-family: var(--font-family);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-button);
  font-weight: var(--font-weight-semibold);
  font-size: 0.875rem;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
}
.btn-primary:hover {
  background-color: var(--color-accent-dark);
  color: #fff;
}

.btn-secondary {
  background-color: var(--color-surface-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background-color: var(--color-border);
  color: var(--color-text);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}
.btn-ghost:hover {
  background-color: var(--color-accent);
  color: #fff;
}

.btn-danger {
  background-color: #c0392b;
  color: #fff;
}
.btn-danger:hover {
  background-color: #a93226;
  color: #fff;
}

.btn-sm {
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
}

/* ── Form Elements ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: var(--space-2);
}

.form-group label {
  font-weight: var(--font-weight-semibold);
  font-size: 0.875rem;
  color: var(--color-text);
}

.form-control {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-input);
  font-size: 0.9rem;
  background-color: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition-fast);
  width: 100%;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ── Flash Messages ── */
.flash-messages {
  list-style: none;
  max-width: 1200px;
  margin: var(--space-2) auto 0;
  padding: 0 var(--space-3);
}
.flash-messages li {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-card);
  margin-bottom: var(--space-1);
  font-size: 0.875rem;
}
.flash-messages li.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}
.flash-messages li.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}