/* 
Theme Name: PF Artist
Theme URI: https://github.com/precisefuture/pf-artist/
Description: PF Artist is a WP theme for artists
Author: PRECISERFUTURE
Author URI: https://precisefuture.com/
Version: 2.0.0
Text Domain: pf-artist
License: GNU General Public License v3 or later
License URI: https://www.gnu.org/licenses/gpl-3.0.html
Tags: custom-colors, custom-menu, custom-logo, editor-style, featured-images, threaded-comments, translation-ready
*/

/* ============================================
   VARIABLES CSS - Design Tokens
   ============================================ */
:root {
    /* Colores */
    --color-bg: #FFFFFF;
    --color-text: #111111;
    --color-secondary: #666666;
    --color-border: #EDEDED;
    --color-hover: rgba(17, 17, 17, 0.8);

    /* Tipografía */
    --font-stack: system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial, sans-serif;
    --font-size-h1: clamp(48px, 5vw, 64px);
    --font-size-h2: clamp(32px, 4vw, 40px);
    --font-size-h3: clamp(24px, 3vw, 28px);
    --font-size-body: clamp(16px, 1.5vw, 18px);
    --font-size-overline: clamp(12px, 1vw, 14px);

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;

    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.6;

    --letter-spacing-tight: 0.02em;
    --letter-spacing-wide: 0.08em;

    /* Espaciado - Escala 8px */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-xxl: 64px;

    /* Layout */
    --container-max: 1320px;
    --container-padding: clamp(24px, 3vw, 32px);
    --border-radius: 0;
    --border-width: 1px;

    /* Grid */
    --grid-cols-mobile: 1;
    --grid-cols-tablet: 2;
    --grid-cols-desktop: 4;
    --grid-gap: var(--space-md);

    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-smooth: 0.3s ease;
}

/* ============================================
   RESET & NORMALIZE
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-stack);
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    overflow: hidden;
    width: 100%;
    min-height: 100vh;
    display: block;
    position: relative;
    z-index: 1;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

/* ============================================
   TIPOGRAFÍA
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-stack);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-sm);
}

h1 {
    font-size: var(--font-size-h1);
    letter-spacing: var(--letter-spacing-tight);
}

h2 {
    font-size: var(--font-size-h2);
}

h3 {
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-medium);
}

p {
    margin-bottom: var(--space-sm);
}

.overline {
    font-size: var(--font-size-overline);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-secondary);
    margin-bottom: var(--space-xs);
}

/* ============================================
   LAYOUT CONTAINERS
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.container--full {
    max-width: none;
    padding: 0;
}

.container--narrow {
    max-width: 800px;
}

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

.grid--1 {
    grid-template-columns: 1fr;
}

.grid--2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {
    .grid--responsive {
        grid-template-columns: repeat(var(--grid-cols-mobile), 1fr);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .grid--responsive {
        grid-template-columns: repeat(var(--grid-cols-tablet), 1fr);
    }
}

@media (min-width: 1025px) {
    .grid--responsive {
        grid-template-columns: repeat(var(--grid-cols-desktop), 1fr);
    }
}

/* ============================================
   UTILIDADES
   ============================================ */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-xs {
    margin-bottom: var(--space-xs);
}

.mb-sm {
    margin-bottom: var(--space-sm);
}

.mb-md {
    margin-bottom: var(--space-md);
}

.mb-lg {
    margin-bottom: var(--space-lg);
}

.mb-xl {
    margin-bottom: var(--space-xl);
}

.mb-xxl {
    margin-bottom: var(--space-xxl);
}

.mt-0 {
    margin-top: 0;
}

.mt-xs {
    margin-top: var(--space-xs);
}

.mt-sm {
    margin-top: var(--space-sm);
}

.mt-md {
    margin-top: var(--space-md);
}

.mt-lg {
    margin-top: var(--space-lg);
}

.mt-xl {
    margin-top: var(--space-xl);
}

.mt-xxl {
    margin-top: var(--space-xxl);
}

.py-xs {
    padding-top: var(--space-xs);
    padding-bottom: var(--space-xs);
}

.py-sm {
    padding-top: var(--space-sm);
    padding-bottom: var(--space-sm);
}

.py-md {
    padding-top: var(--space-md);
    padding-bottom: var(--space-md);
}

.py-lg {
    padding-top: var(--space-lg);
    padding-bottom: var(--space-lg);
}

.py-xl {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.py-xxl {
    padding-top: var(--space-xxl);
    padding-bottom: var(--space-xxl);
}

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* ============================================
   ENLACES Y BOTONES BASE
   ============================================ */
a {
    color: inherit;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

a:hover {
    opacity: 0.8;
}

a:focus {
    outline: 2px solid var(--color-text);
    outline-offset: 2px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border: var(--border-width) solid var(--color-border);
    background: transparent;
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 44px;
}

.btn:hover {
    border-color: var(--color-text);
    opacity: 1;
}

.btn:focus {
    outline: 2px solid var(--color-text);
    outline-offset: 2px;
}

.btn--primary {
    background: var(--color-text);
    color: var(--color-bg);
    border-color: var(--color-text);
}

.btn--primary:hover {
    opacity: 0.8;
}

/* ============================================
   FORMULARIOS BASE
   ============================================ */
.form-field {
    margin-bottom: var(--space-sm);
}

.form-label {
    display: block;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-sm);
    border: var(--border-width) solid var(--color-border);
    background: var(--color-bg);
    font-size: var(--font-size-body);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-text);
    border-width: 2px;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}

input[type="number"] {
    appearance: textfield !important;
    -webkit-appearance: textfield !important;
    -moz-appearance: textfield !important;
    margin: 0;
    border: none !important;
    background: transparent !important;
    color: var(--color-text);
    font-size: var(--font-size-body) !important;
    font-weight: var(--font-weight-medium) !important;
    line-height: var(--line-height-normal) !important;
    letter-spacing: var(--letter-spacing-wide) !important;
    text-align: center !important;
    text-transform: uppercase !important;
    text-decoration: none;
    cursor: pointer !important;
    transition: all var(--transition-fast) !important;
}