/* ========== RESET & BASE ========== */

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

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  color: #222222;
  background-color: #f7f7f9;
}

/* ========== LINKS & TEXT ========== */

a {
  color: #1a73e8;
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

p {
  margin-bottom: 1rem;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  color: #111111;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

/* ========== LAYOUT HELPERS ========== */

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.grid {
  display: grid;
  gap: 1rem;
}

/* ========== BUTTONS ========== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn-primary {
  background-color: #1a73e8;
  color: #ffffff;
}

.btn-primary:hover {
  background-color: #1559b3;
  transform: translateY(-1px);
}

/* ========== CARDS / PANELS ========== */

.card {
  background-color: #ffffff;
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
}

/* ========== FORMS ========== */

input,
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid #d0d4dd;
  font: inherit;
  background-color: #ffffff;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid #1a73e8;
  outline-offset: 1px;
  border-color: #1a73e8;
}

/* ========== UTILITIES ========== */

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-muted  { color: #6b7280; }