/* ===== BASE STYLES - base.css ===== */

/* ===== RESET & FOUNDATION ===== */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-primary);
    background-color: var(--bg-primary);
    margin: 0;
    padding-top: 105px;
    color: var(--color-text);
    line-height: 1.6;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-accent);
    margin-top: 0;
    line-height: 1.3;
}

h1 {
    font-size: var(--font-size-huge);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

h2 {
    font-size: var(--font-size-xxl);
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

p {
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-normal);
}

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* ===== LAYOUT CONTAINERS ===== */
.container {
    max-width: var(--container-max-width);
    margin: var(--spacing-lg) auto;
    background: var(--bg-card);
    padding: var(--spacing-xxl);
    padding-top: 20px;
    padding-bottom: 20px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.container-wide {
    max-width: var(--container-wide-max-width);
}

.container-narrow {
    max-width: var(--container-narrow-max-width);
}

/* ===== GRID SYSTEMS ===== */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* ===== FORM ELEMENTS ===== */
.form-container {
    background-color: var(--bg-card-alt);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-xl);
    border: 2px solid var(--border-light);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--color-accent);
    font-weight: bold;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="file"],
textarea,
select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-md);
    transition: border-color var(--transition-normal);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

.form-help {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
}

/* ===== UTILITY CLASSES ===== */

/* Text Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-light); }
.text-italic { font-style: italic; }

/* Display Utilities */
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-block { display: block; }
.d-inline-block { display: inline-block; }
.d-none { display: none; }

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

.justify-content-between { justify-content: space-between; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }

/* Spacing Utilities */
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mb-md { margin-bottom: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* Gap Utilities */
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* Width Utilities */
.w-100 { width: 100%; }