/*
Theme Name: Duwy Portfolio
Theme URI: https://example.com/duwy-portfolio
Author: Your Name
Author URI: https://example.com
Description: A modern, minimalist portfolio theme with large typography, spacious layouts, and elegant card-based UI. Perfect for designers, developers, and creative professionals.
Version: 1.0.0
Requires at least: 6.2
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: duwy-portfolio
Tags: portfolio, one-column, two-columns, custom-colors, custom-logo, custom-menu, editor-style, featured-images, flexible-header, full-width-template, theme-options, translation-ready
*/

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.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;
}

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

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

/* ==========================================================================
   WordPress Core Alignment Classes
   ========================================================================== */

.alignleft {
  float: left;
  margin-right: var(--space-lg);
  margin-bottom: var(--space-md);
}

.alignright {
  float: right;
  margin-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.aligncenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.alignwide {
  max-width: 1440px;
  margin-left: auto;
  margin-right: auto;
}

.alignfull {
  max-width: 100%;
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .site-header,
  .mobile-menu,
  .contact-cta,
  .site-footer {
    display: none;
  }
}=========================================================================
   Design Tokens & CSS Variables
   ========================================================================== */

:root {
  /* Colors */
  --color-bg: #FFFFFF;
  --color-surface: #FFFFFF;
  --color-muted: #F3F3F3;
  --color-text: #111111;
  --color-muted-text: #6b6b6b;
  --color-accent: #000000;
  --color-footer-bg: #0b0b0b;
  --color-border: #e5e5e5;
  
  /* Radius */
  --radius-pill: 9999px;
  --radius-card: 12px;
  --radius-small: 6px;
  
  /* Shadows */
  --shadow-subtle: 0 6px 18px rgba(0,0,0,0.06);
  --shadow-card: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-hover: 0 8px 24px rgba(0,0,0,0.12);
  
  /* Spacing Scale */
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-xxl: 72px;
  --space-xxxl: 96px;
  
  /* Typography */
  --font-base: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue", "Segoe UI", Roboto, Arial, sans-serif;
  --font-heading: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue", "Segoe UI", Roboto, Arial, sans-serif;
  
  /* Font Sizes */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */
  --text-hero: clamp(48px, 12vw, 160px);
  
  /* Line Heights */
  --leading-tight: 1.1;
  --leading-snug: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;
  
  /* Container */
  --container-max: 1280px;
  --container-padding: var(--space-lg);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ==========================================================================
   CSS Reset & Base Styles
   ========================================================================== */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

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

p {
  margin-bottom: var(--space-md);
  line-height: var(--leading-relaxed);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

a:hover {
  opacity: 0.7;
}

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-small);
}

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

/* ==========================================================================
   Layout Components
   ========================================================================== */

.container {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container--wide {
  max-width: 1440px;
}

.container--narrow {
  max-width: 960px;
}

/* ==========================================================================
   Header Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) 0;
  transition: box-shadow var(--transition-base);
}

.site-header--scrolled {
  box-shadow: var(--shadow-subtle);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.site-logo a {
  display: block;
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
}

.site-logo img {
  max-height: 40px;
  width: auto;
}

/* Primary Navigation */
.primary-nav {
  display: none;
}

.primary-nav__list {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
  align-items: center;
}

.primary-nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-small);
  transition: background-color var(--transition-fast);
}

.primary-nav__link:hover,
.primary-nav__link:focus {
  background-color: var(--color-muted);
}

.primary-nav__link--current {
  font-weight: 600;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn--primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: var(--shadow-card);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--outline:hover {
  background-color: var(--color-muted);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.mobile-menu-toggle__icon {
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  position: relative;
  transition: background-color var(--transition-fast);
}

.mobile-menu-toggle__icon::before,
.mobile-menu-toggle__icon::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-base);
}

.mobile-menu-toggle__icon::before {
  top: -7px;
}

.mobile-menu-toggle__icon::after {
  bottom: -7px;
}

.mobile-menu-toggle--active .mobile-menu-toggle__icon {
  background-color: transparent;
}

.mobile-menu-toggle--active .mobile-menu-toggle__icon::before {
  transform: rotate(45deg) translateY(7px);
}

.mobile-menu-toggle--active .mobile-menu-toggle__icon::after {
  transform: rotate(-45deg) translateY(-7px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 73px;
  right: -100%;
  width: 100%;
  max-width: 320px;
  height: calc(100vh - 73px);
  background-color: var(--color-surface);
  box-shadow: -4px 0 12px rgba(0,0,0,0.1);
  padding: var(--space-xl);
  overflow-y: auto;
  transition: right var(--transition-base);
  z-index: 999;
}

.mobile-menu--active {
  right: 0;
}

.mobile-menu__list {
  list-style: none;
}

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

.mobile-menu__link {
  display: block;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-sm) 0;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  padding: var(--space-xxxl) 0 var(--space-xxl);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.hero__content {
  max-width: 900px;
}

.hero__title {
  font-size: var(--text-hero);
  line-height: var(--leading-tight);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
}

.hero__subtitle {
  font-size: var(--text-xl);
  color: var(--color-muted-text);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-xl);
  max-width: 600px;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__image {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  max-width: 400px;
  margin-left: auto;
}

.hero__image img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ==========================================================================
   Partners Section
   ========================================================================== */

.partners {
  padding: var(--space-xxl) 0;
  border-top: 1px solid var(--color-border);
}

.partners__title {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-muted-text);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
  font-weight: 600;
}

.partners__grid {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  overflow-x: auto;
  padding-bottom: var(--space-sm);
}

.partner-badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-subtle);
  transition: transform var(--transition-fast);
  white-space: nowrap;
}

.partner-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.partner-badge__logo {
  height: 24px;
  width: auto;
}

.partner-badge__name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

/* ==========================================================================
   Section Layouts
   ========================================================================== */

.section {
  padding: var(--space-xxxl) 0;
}

.section--muted {
  background-color: var(--color-muted);
}

.section__header {
  margin-bottom: var(--space-xxl);
  text-align: center;
}

.section__title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-muted-text);
  max-width: 700px;
  margin: 0 auto;
}

/* ==========================================================================
   About Section
   ========================================================================== */

.about {
  padding: var(--space-xxxl) 0;
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xxl);
  align-items: start;
}

.about__content h2 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-lg);
}

.about__content p {
  font-size: var(--text-lg);
  color: var(--color-muted-text);
  line-height: var(--leading-relaxed);
}

.about__stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.stat {
  padding: var(--space-lg);
  background-color: var(--color-muted);
  border-radius: var(--radius-card);
}

.stat__number {
  font-size: var(--text-5xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.stat__label {
  font-size: var(--text-base);
  color: var(--color-muted-text);
}

/* ==========================================================================
   Services Grid
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-xl);
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-base);
  position: relative;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-muted);
  border-radius: var(--radius-card);
  margin-bottom: var(--space-lg);
  font-size: var(--text-2xl);
}

.service-card__title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
}

.service-card__description {
  color: var(--color-muted-text);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-lg);
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 600;
  color: var(--color-accent);
}

.service-card__link svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* ==========================================================================
   Timeline
   ========================================================================== */

.timeline {
  padding: var(--space-xxxl) 0;
}

.timeline__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  transition: all var(--transition-base);
  align-items: center;
}

.timeline-item:hover {
  box-shadow: var(--shadow-card);
}

.timeline-item__content h3 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-xs);
}

.timeline-item__company {
  font-size: var(--text-lg);
  color: var(--color-muted-text);
  margin-bottom: var(--space-sm);
}

.timeline-item__description {
  font-size: var(--text-base);
  color: var(--color-muted-text);
  line-height: var(--leading-relaxed);
}

.timeline-item__year {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-muted);
  border-radius: var(--radius-small);
  white-space: nowrap;
}

/* ==========================================================================
   Portfolio Grid
   ========================================================================== */

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.project-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  background-color: var(--color-surface);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.project-card__image {
  position: relative;
  width: 100%;
  padding-top: 75%; /* 4:3 aspect ratio */
  overflow: hidden;
  background-color: var(--color-muted);
}

.project-card__image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image img {
  transform: scale(1.05);
}

.project-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
  border-radius: 50%;
  color: var(--color-accent);
}

.project-card__content {
  padding: var(--space-lg);
}

.project-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-xs);
}

.project-card__category {
  font-size: var(--text-sm);
  color: var(--color-muted-text);
}

/* ==========================================================================
   Testimonial
   ========================================================================== */

.testimonial {
  padding: var(--space-xxxl) 0;
  background-color: var(--color-muted);
}

.testimonial__inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.testimonial__quote {
  font-size: var(--text-3xl);
  line-height: var(--leading-snug);
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  font-weight: 500;
}

.testimonial__author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

.testimonial__avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  overflow: hidden;
}

.testimonial__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial__info {
  text-align: left;
}

.testimonial__name {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-xxs);
}

.testimonial__role {
  font-size: var(--text-sm);
  color: var(--color-muted-text);
}

/* ==========================================================================
   Contact CTA
   ========================================================================== */

.contact-cta {
  background-color: var(--color-footer-bg);
  color: #fff;
  padding: var(--space-xxxl) 0;
}

.contact-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.contact-cta__content h2 {
  font-size: clamp(36px, 8vw, 72px);
  color: #fff;
  margin-bottom: var(--space-lg);
  line-height: var(--leading-tight);
}

.contact-cta__content p {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--leading-relaxed);
}

.contact-cta__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.btn--light {
  background-color: #fff;
  color: var(--color-accent);
}

.btn--light:hover {
  background-color: var(--color-muted);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background-color: var(--color-footer-bg);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-xxl) 0 var(--space-lg);
}

.footer__main {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__about h3 {
  color: #fff;
  font-size: var(--text-xl);
  margin-bottom: var(--space-md);
}

.footer__about p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: rgba(255, 255, 255, 0.6);
}

.footer__column h4 {
  color: #fff;
  font-size: var(--text-base);
  margin-bottom: var(--space-md);
  font-weight: 600;
}

.footer__links {
  list-style: none;
}

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

.footer__links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: #fff;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__copyright {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer__social {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  color: #fff;
  transition: background-color var(--transition-fast);
}

.footer__social a:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .primary-nav {
    display: block;
  }
  
  .mobile-menu-toggle {
    display: none;
  }
  
  .hero__inner {
    grid-template-columns: 1.5fr 1fr;
    align-items: start;
  }
  
  .about__grid {
    grid-template-columns: 1.2fr 1fr;
  }
  
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .contact-cta__inner {
    grid-template-columns: 1.5fr 1fr;
  }
  
  .footer__main {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

@media (min-width: 1200px) {
  :root {
    --container-padding: var(--space-xl);
  }
}

/* =