/**
 * Flavor Base Styles
 *
 * Minimal CSS foundation: reset + tokens + typography + layout + utilities.
 * Target: < 10KB minified.
 *
 * @package Flavor
 * @since   0.1.0
 */

/* ==========================================================================
   1. CSS Custom Properties (Design Tokens)
   Aliases for theme.json values + additional tokens.
   ========================================================================== */

:root {
    /* Color aliases (synced with theme.json) */
    --flavor-primary: var(--wp--preset--color--primary, #1a1a2e);
    --flavor-secondary: var(--wp--preset--color--secondary, #16213e);
    --flavor-accent: var(--wp--preset--color--accent, #e94560);
    --flavor-surface: var(--wp--preset--color--surface, #ffffff);
    --flavor-surface-alt: var(--wp--preset--color--surface-alt, #f8f9fa);
    --flavor-text: var(--wp--preset--color--text, #1a1a2e);
    --flavor-text-muted: var(--wp--preset--color--text-muted, #6c757d);
    --flavor-border: var(--wp--preset--color--border, #dee2e6);

    /* Accent states */
    --flavor-accent-hover: #d63050;
    --flavor-accent-active: #c22a48;

    /* Focus ring */
    --flavor-focus-ring: 0 0 0 3px rgba(233, 69, 96, 0.4);

    /* Border radius */
    --flavor-radius-sm: 4px;
    --flavor-radius-md: 8px;
    --flavor-radius-lg: 16px;
    --flavor-radius-xl: 24px;
    --flavor-radius-full: 9999px;

    /* Transitions */
    --flavor-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --flavor-duration-fast: 150ms;
    --flavor-duration: 200ms;
    --flavor-duration-slow: 300ms;

    /* Layout */
    --flavor-content-width: 800px;
    --flavor-wide-width: 1200px;
    --flavor-max-width: 1400px;

    /* Z-index scale */
    --flavor-z-dropdown: 100;
    --flavor-z-sticky: 200;
    --flavor-z-overlay: 300;
    --flavor-z-modal: 400;
    --flavor-z-skip: 500;
}

/* ==========================================================================
   2. CSS Reset (Modern, Minimal)
   ========================================================================== */

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

* {
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

body {
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeSpeed;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
    color: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

a {
    color: inherit;
    text-decoration-skip-ink: auto;
}

ul,
ol {
    list-style: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* ==========================================================================
   3. Typography
   ========================================================================== */

body {
    font-family: var(--wp--preset--font-family--body);
    font-size: var(--wp--preset--font-size--md);
    color: var(--flavor-text);
    background-color: var(--flavor-surface);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--flavor-primary);
}

h1 { font-size: var(--wp--preset--font-size--5xl); }
h2 { font-size: var(--wp--preset--font-size--4xl); }
h3 { font-size: var(--wp--preset--font-size--3xl); }
h4 { font-size: var(--wp--preset--font-size--2xl); }
h5 { font-size: var(--wp--preset--font-size--xl); }
h6 { font-size: var(--wp--preset--font-size--lg); }

p {
    margin-bottom: 1em;
}

p:last-child {
    margin-bottom: 0;
}

a {
    color: var(--flavor-accent);
    transition: color var(--flavor-duration) var(--flavor-ease);
}

a:hover {
    color: var(--flavor-accent-hover);
}

a:focus-visible {
    outline: none;
    box-shadow: var(--flavor-focus-ring);
    border-radius: var(--flavor-radius-sm);
}

strong, b {
    font-weight: 600;
}

code, kbd, samp, pre {
    font-family: var(--wp--preset--font-family--mono);
    font-size: 0.875em;
}

code {
    background: var(--flavor-surface-alt);
    padding: 0.125em 0.375em;
    border-radius: var(--flavor-radius-sm);
}

pre {
    overflow-x: auto;
    padding: 1.5em;
    background: var(--flavor-primary);
    color: var(--flavor-surface);
    border-radius: var(--flavor-radius-md);
}

pre code {
    background: none;
    padding: 0;
    border-radius: 0;
    color: inherit;
}

blockquote {
    border-left: 4px solid var(--flavor-accent);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--flavor-text-muted);
}

/* ==========================================================================
   4. Layout
   ========================================================================== */

.flavor-container {
    width: 100%;
    max-width: var(--flavor-wide-width);
    margin-inline: auto;
    padding-inline: var(--wp--preset--spacing--md);
}

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

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

/* Skip link for accessibility */
.flavor-skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--flavor-z-skip);
    padding: 0.75rem 1.5rem;
    background: var(--flavor-primary);
    color: var(--flavor-surface);
    font-weight: 600;
    text-decoration: none;
    border-radius: 0 0 var(--flavor-radius-md) var(--flavor-radius-md);
    transition: top var(--flavor-duration) var(--flavor-ease);
}

.flavor-skip-link:focus {
    top: 0;
    outline: none;
    box-shadow: var(--flavor-focus-ring);
}

/* ==========================================================================
   5. Forms (base)
   ========================================================================== */

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="search"],
input[type="number"],
input[type="tel"],
textarea,
select {
    display: block;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: var(--wp--preset--font-size--md);
    line-height: 1.5;
    color: var(--flavor-text);
    background-color: var(--flavor-surface);
    border: 1px solid var(--flavor-border);
    border-radius: var(--flavor-radius-md);
    transition: border-color var(--flavor-duration) var(--flavor-ease),
                box-shadow var(--flavor-duration) var(--flavor-ease);
    appearance: none;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--flavor-accent);
    box-shadow: var(--flavor-focus-ring);
}

label {
    display: block;
    margin-bottom: 0.375rem;
    font-weight: 500;
    font-size: var(--wp--preset--font-size--sm);
}

button,
.flavor-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-weight: 600;
    font-size: var(--wp--preset--font-size--md);
    line-height: 1.5;
    color: var(--flavor-surface);
    background-color: var(--flavor-accent);
    border: none;
    border-radius: var(--flavor-radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: background-color var(--flavor-duration) var(--flavor-ease),
                transform var(--flavor-duration-fast) var(--flavor-ease);
}

button:hover,
.flavor-btn:hover {
    background-color: var(--flavor-accent-hover);
}

button:active,
.flavor-btn:active {
    transform: scale(0.98);
}

button:focus-visible,
.flavor-btn:focus-visible {
    outline: none;
    box-shadow: var(--flavor-focus-ring);
}

/* ==========================================================================
   6. Utilities
   ========================================================================== */

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Clearfix */
.flavor-clearfix::after {
    content: "";
    display: table;
    clear: both;
}

/* WordPress alignment classes */
.alignwide {
    max-width: var(--flavor-wide-width);
    margin-inline: auto;
}

.alignfull {
    width: 100%;
    max-width: none;
}

.aligncenter {
    text-align: center;
}

.alignleft {
    float: left;
    margin-right: 1.5rem;
    margin-bottom: 1rem;
}

.alignright {
    float: right;
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

/* WordPress caption */
.wp-caption {
    max-width: 100%;
}

.wp-caption-text,
figcaption {
    font-size: var(--wp--preset--font-size--sm);
    color: var(--flavor-text-muted);
    margin-top: 0.5rem;
    text-align: center;
}