/* ========================================
   Dangla Consulting - Styles
   ======================================== */

/* --- CSS Variables --- */
:root {
  --color-navy: #1a365d;
  --color-navy-dark: #132a4a;
  --color-navy-light: #2a4a7f;
  --color-gold: #d4a04a;
  --color-gold-dark: #b8862f;
  --color-gold-light: #e8c07a;
  --color-white: #ffffff;
  --color-off-white: #f8f9fa;
  --color-gray-100: #f1f3f5;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #ced4da;
  --color-gray-500: #adb5bd;
  --color-gray-600: #6c757d;
  --color-gray-700: #495057;
  --color-gray-800: #343a40;
  --color-gray-900: #212529;
  --color-text: #2d3748;
  --color-text-light: #5a6a7e;
  --color-success: #38a169;
  --color-error: #e53e3e;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3rem;
  --fs-5xl: 3.5rem;

  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 50%;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);

  --transition: 0.3s ease;
  --max-width: 1200px;
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--color-gold);
}

ul,
ol {
  list-style: none;
}

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

h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-xl); }

/* --- Utilities --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

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

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

.section__title {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.section__subtitle {
  text-align: center;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto var(--spacing-3xl);
  font-size: var(--fs-md);
}

.section__action {
  text-align: center;
  margin-top: var(--spacing-2xl);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  gap: var(--spacing-xs);
  line-height: 1.4;
}

.btn--primary {
  background-color: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}

.btn--primary:hover {
  background-color: var(--color-navy-dark);
  border-color: var(--color-navy-dark);
  color: var(--color-white);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

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

.btn--gold {
  background-color: var(--color-gold);
  color: var(--color-navy-dark);
  border-color: var(--color-gold);
}

.btn--gold:hover {
  background-color: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  color: var(--color-navy-dark);
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--fs-xs);
}

.btn--full {
  width: 100%;
}

/* --- Badge / Tag --- */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: var(--fs-xs);
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge--category {
  background-color: var(--color-gold);
  color: var(--color-white);
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  font-size: var(--fs-xs);
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
  border-radius: var(--radius-sm);
  margin: 0.15rem;
}

/* ========================================
   Navigation
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-gray-200);
  height: var(--nav-height);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.nav__logo-text {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-navy);
}

.nav__logo-accent {
  color: var(--color-gold);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav__link {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-gray-700);
  position: relative;
  padding: 0.25rem 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transition: width var(--transition);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__link--active {
  color: var(--color-navy);
  font-weight: 600;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-navy);
  transition: all var(--transition);
}

/* ========================================
   Hero
   ======================================== */
.hero {
  padding: calc(var(--nav-height) + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 50%, var(--color-navy) 100%);
  color: var(--color-white);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero__content {
  max-width: 700px;
  text-align: center;
}

.hero__intro {
  font-size: var(--fs-md);
  color: var(--color-gold);
  font-weight: 500;
  margin-bottom: var(--spacing-md);
}

.hero__title {
  font-size: var(--fs-5xl);
  color: var(--color-white);
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.hero__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-gray-300);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.6;
}

.hero__ctas {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: center;
}

.hero .btn--outline {
  color: var(--color-white);
  border-color: var(--color-white);
}

.hero .btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-navy);
}

/* ========================================
   Stats Bar
   ======================================== */
.stats-bar {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-off-white);
}

.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  text-align: center;
}

.stats-bar__value {
  font-family: var(--font-heading);
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--color-navy);
  display: inline;
}

.stats-bar__suffix {
  font-family: var(--font-heading);
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--color-gold);
}

.stats-bar__label {
  display: block;
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-top: var(--spacing-xs);
}

/* ========================================
   Services
   ======================================== */
.services {
  padding: var(--spacing-4xl) 0;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.service-card {
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--transition);
  display: block;
}

.service-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  color: var(--color-text);
}

.service-card__icon {
  color: var(--color-gold);
  margin-bottom: var(--spacing-lg);
}

.service-card__title {
  font-size: var(--fs-lg);
  margin-bottom: var(--spacing-sm);
}

.service-card__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   Projects Grid
   ======================================== */
.featured-projects,
.portfolio-page {
  padding: var(--spacing-4xl) 0;
}

.featured-projects {
  background-color: var(--color-off-white);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

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

.project-card__link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.project-card__image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--color-gray-100);
}

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

.project-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: var(--color-gold-light);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
}

.project-card__image .badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
}

.project-card__body {
  padding: var(--spacing-lg);
}

.project-card__title {
  font-size: var(--fs-md);
  margin-bottom: var(--spacing-xs);
  color: var(--color-navy);
}

.project-card__summary {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.project-card__metric {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-gray-200);
}

.project-card__metric-value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-lg);
  color: var(--color-gold);
}

.project-card__metric-label {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
}

/* ========================================
   Filter Controls
   ======================================== */
.filter-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  justify-content: center;
  margin-bottom: var(--spacing-2xl);
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 500;
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  color: var(--color-gray-700);
}

.filter-btn:hover {
  border-color: var(--color-navy);
  color: var(--color-navy);
}

.filter-btn--active,
.filter-btn--active:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials {
  padding: var(--spacing-4xl) 0;
}

.testimonials__slider {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.testimonial {
  text-align: center;
  border: none;
  margin: 0;
  padding: 0;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateX(100%);
  transition: transform 0.45s ease, opacity 0.45s ease;
  pointer-events: none;
}

.testimonial--active {
  position: relative;
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.testimonial--exit-left {
  transform: translateX(-100%);
  opacity: 0;
}

.testimonial--exit-right {
  transform: translateX(100%);
  opacity: 0;
}

.testimonial--enter-left {
  transform: translateX(-100%);
  opacity: 0;
}

.testimonial--enter-right {
  transform: translateX(100%);
  opacity: 0;
}

.testimonial__quote {
  font-size: var(--fs-lg);
  font-style: italic;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}

.testimonial__footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.testimonial__name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-style: normal;
  color: var(--color-navy);
}

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

.testimonials__dots {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-xl);
}

.testimonials__dot {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
  position: relative;
}

.testimonials__dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-gray-400);
  background: transparent;
  transition: all var(--transition);
}

.testimonials__dot--active::after {
  background-color: var(--color-gold);
  border-color: var(--color-gold);
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  padding: var(--spacing-4xl) 0;
  background-color: var(--color-off-white);
}

.cta-section__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.cta-section__card {
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.cta-section__card--hire {
  border-top: 4px solid var(--color-navy);
}

.cta-section__card--consult {
  border-top: 4px solid var(--color-gold);
}

.cta-section__title {
  font-size: var(--fs-xl);
  margin-bottom: var(--spacing-md);
}

.cta-section__text {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.cta-section__actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   Case Study
   ======================================== */
.case-study__header {
  padding: calc(var(--nav-height) + var(--spacing-3xl)) 0 var(--spacing-3xl);
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: var(--color-white);
}

.case-study__header .badge {
  margin-bottom: var(--spacing-md);
}

.case-study__title {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.case-study__client {
  color: var(--color-gray-300);
  font-size: var(--fs-md);
}

.case-study__date {
  color: var(--color-gray-400);
  font-size: var(--fs-sm);
}

/* Metrics Bar (case study) */
.metrics-bar {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-off-white);
}

.metrics-bar__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-xl);
  text-align: center;
}

.metrics-bar__item {
  min-width: 120px;
}

.metrics-bar__value {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-gold);
  display: block;
}

.metrics-bar__label {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
}

/* Case Study Feature Image */
.case-study__feature-image {
  padding-top: var(--spacing-2xl);
}

.case-study__feature-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
}

/* Case Study Content */
.case-study__content {
  padding: var(--spacing-3xl) 0;
}

.case-study__content h2 {
  font-size: var(--fs-2xl);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--color-gold);
}

.case-study__content h2:first-child {
  margin-top: 0;
}

.case-study__content p {
  margin-bottom: var(--spacing-md);
}

.case-study__content ul,
.case-study__content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.case-study__content ul li {
  list-style: disc;
  margin-bottom: var(--spacing-xs);
  line-height: 1.7;
}

.case-study__content ol li {
  list-style: decimal;
  margin-bottom: var(--spacing-xs);
  line-height: 1.7;
}

.case-study__tags {
  padding-bottom: var(--spacing-2xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

/* Prev/Next */
.case-study__nav {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-gray-200);
}

.case-study__nav-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.case-study__nav-link {
  display: block;
  text-decoration: none;
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition);
}

.case-study__nav-link:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-sm);
}

.case-study__nav-direction {
  display: block;
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.case-study__nav-title {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-navy);
}

.case-study__nav-next {
  text-align: right;
}

/* ========================================
   Breadcrumb
   ======================================== */
.breadcrumb {
  padding: calc(var(--nav-height) + var(--spacing-md)) 0 var(--spacing-md);
}

.case-study .breadcrumb {
  padding: 0;
  position: absolute;
  top: calc(var(--nav-height) + var(--spacing-md));
  left: 0;
  right: 0;
  z-index: 1;
}

.breadcrumb__list {
  display: flex;
  gap: var(--spacing-xs);
  font-size: var(--fs-sm);
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-light);
}

.breadcrumb__item + .breadcrumb__item::before {
  content: '/';
  color: var(--color-gray-400);
}

.breadcrumb__item a {
  color: var(--color-text-light);
}

.breadcrumb__item a:hover {
  color: var(--color-gold);
}

.case-study .breadcrumb__item,
.case-study .breadcrumb__item a {
  color: var(--color-gray-300);
}

.case-study .breadcrumb__item + .breadcrumb__item::before {
  color: var(--color-gray-500);
}

/* ========================================
   About Page
   ======================================== */
.about-header {
  padding: var(--spacing-3xl) 0;
}

.about-header__grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--spacing-xl);
}

.about-header__photo-img {
  width: 250px;
  height: 250px;
  border-radius: var(--radius-full);
  display: block;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

.about-header__photo-placeholder {
  width: 250px;
  height: 250px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-light);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-lg);
}

.about-header__name {
  font-size: var(--fs-4xl);
  margin-bottom: var(--spacing-xs);
}

.about-header__role {
  font-size: var(--fs-lg);
  color: var(--color-gold);
  font-weight: 500;
}

.about-header__location {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-top: var(--spacing-xs);
}

/* Story */
.about-story {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-off-white);
}

.about-story__content p {
  margin-bottom: var(--spacing-md);
  font-size: var(--fs-md);
  line-height: 1.8;
  text-align: justify;
}

/* Skills */
.skills-section {
  padding: var(--spacing-4xl) 0;
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.skills__group {
  padding: var(--spacing-lg);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
}

.skills__group-title {
  font-size: var(--fs-md);
  margin-bottom: var(--spacing-md);
  color: var(--color-navy);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--color-gold);
}

.skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

/* Timeline */
.timeline {
  padding: var(--spacing-4xl) 0;
  background-color: var(--color-off-white);
}

.timeline__track {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  padding-left: var(--spacing-2xl);
}

.timeline__track::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-gray-300);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--spacing-2xl);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: calc(-1 * var(--spacing-2xl) - 5px);
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background-color: var(--color-gold);
  border: 2px solid var(--color-white);
}

.timeline__year {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-gold);
  margin-bottom: 0.25rem;
}

.timeline__title {
  font-size: var(--fs-md);
  margin-bottom: 0.125rem;
}

.timeline__company {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xs);
  display: block;
}

.timeline__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* CV Section */
.cv-section {
  padding: var(--spacing-3xl) 0;
}

.cv-section__actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   Contact Page
   ======================================== */
.contact-page {
  padding-bottom: var(--spacing-4xl);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--spacing-3xl);
  align-items: start;
}

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

.form-label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-navy);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
  background-color: var(--color-white);
  color: var(--color-text);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.1);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236c757d' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  cursor: pointer;
  font-size: var(--fs-sm);
  color: var(--color-text);
}

.form-checkbox input[type="checkbox"] {
  flex-shrink: 0;
  width: 1rem;
  height: 1rem;
  margin-top: 0.125rem;
  accent-color: var(--color-navy);
  cursor: pointer;
}

.form-checkbox a {
  color: var(--color-gold);
  text-decoration: underline;
}

.form-status {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
}

.form-status--success {
  background-color: #f0fff4;
  color: var(--color-success);
  border: 1px solid var(--color-success);
}

.form-status--error {
  background-color: #fff5f5;
  color: var(--color-error);
  border: 1px solid var(--color-error);
}

/* Contact Info */
.contact__info {
  padding: var(--spacing-2xl);
  background-color: var(--color-off-white);
  border-radius: var(--radius-lg);
}

.contact__info-heading {
  font-size: var(--fs-xl);
  margin-bottom: var(--spacing-xl);
}

.contact__info-item {
  margin-bottom: var(--spacing-lg);
}

.contact__info-item:last-child {
  margin-bottom: 0;
}

.contact__info-label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: 0.25rem;
}

.contact__info-item a {
  color: var(--color-navy);
  font-weight: 500;
}

.contact__info-item a:hover {
  color: var(--color-gold);
}

.contact__availability {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.contact__availability-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--color-success);
  display: inline-block;
}

/* ========================================
   404 Page
   ======================================== */
.error-page {
  padding-top: var(--nav-height);
}

.error-page__title {
  font-size: 8rem;
  color: var(--color-navy);
  line-height: 1;
  margin-bottom: var(--spacing-md);
}

.error-page__message {
  font-size: var(--fs-lg);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
}

/* ========================================
   Cookie Consent
   ======================================== */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-navy);
  color: var(--color-white);
  z-index: 9999;
  box-shadow: var(--shadow-xl);
}

.cookie-consent__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg);
}

.cookie-consent__text {
  font-size: var(--fs-sm);
  margin: 0;
}

.cookie-consent__actions {
  display: flex;
  gap: var(--spacing-xs);
  flex-shrink: 0;
}

.cookie-consent__btn-decline {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.5);
}

.cookie-consent__btn-decline:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border-color: var(--color-white);
}

.cookie-consent__prefs-btn {
  color: var(--color-gray-400);
  background: transparent;
  border: none;
  text-decoration: underline;
  cursor: pointer;
  font-size: var(--fs-xs);
  padding: 0;
}

.cookie-consent__prefs-btn:hover {
  color: var(--color-gray-300);
}

/* ========================================
   Cookie Preferences Modal
   ======================================== */
.cookie-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.cookie-modal[hidden] {
  display: none;
}

.cookie-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.cookie-modal__panel {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

.cookie-modal__title {
  font-size: var(--fs-xl);
  color: var(--color-navy);
  margin-bottom: var(--spacing-sm);
}

.cookie-modal__desc {
  font-size: var(--fs-sm);
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-xl);
}

.cookie-modal__row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--color-gray-200);
}

.cookie-modal__row-info {
  flex: 1;
}

.cookie-modal__row-info strong {
  display: block;
  font-size: var(--fs-sm);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-2xs);
}

.cookie-modal__row-info p {
  font-size: var(--fs-xs);
  color: var(--color-gray-500);
  margin: 0;
}

.cookie-modal__always-on {
  font-size: var(--fs-xs);
  color: var(--color-gold);
  font-weight: 600;
  white-space: nowrap;
  padding-top: 2px;
}

.cookie-modal__actions {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-gray-200);
}

/* Toggle switch */
.cookie-toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
  cursor: pointer;
}

.cookie-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.cookie-toggle__track {
  position: absolute;
  inset: 0;
  background: var(--color-gray-300);
  border-radius: 999px;
  transition: background 0.2s ease;
}

.cookie-toggle__track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: var(--color-white);
  border-radius: 50%;
  transition: transform 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.cookie-toggle input:checked + .cookie-toggle__track {
  background: var(--color-navy);
}

.cookie-toggle input:checked + .cookie-toggle__track::after {
  transform: translateX(20px);
}

.cookie-toggle input:focus-visible + .cookie-toggle__track {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

/* ========================================
   Back to Top
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background-color: var(--color-navy);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s, background-color var(--transition);
  z-index: 900;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-gold);
}

.back-to-top[hidden] {
  display: none;
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
  background-color: var(--color-navy);
  color: var(--color-gray-300);
  padding: var(--spacing-3xl) 0 0;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
}

.site-footer .nav__logo-text {
  color: var(--color-white);
}

.site-footer__tagline {
  font-size: var(--fs-sm);
  margin-top: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-400);
}

.site-footer__social {
  display: flex;
  gap: var(--spacing-sm);
}

.site-footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-gray-400);
  background: rgba(255, 255, 255, 0.06);
  transition: color 0.2s ease, background 0.2s ease;
}

.site-footer__social-link:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.12);
}

.site-footer__heading {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.site-footer__nav ul li,
.site-footer__contact ul li {
  margin-bottom: var(--spacing-xs);
  font-size: var(--fs-sm);
  color: var(--color-gray-400);
}

.site-footer__nav a,
.site-footer__contact a {
  color: var(--color-gray-400);
  font-size: var(--fs-sm);
}

.site-footer__nav a:hover,
.site-footer__contact a:hover {
  color: var(--color-gold);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-lg) 0;
  font-size: var(--fs-xs);
  color: var(--color-gray-500);
  text-align: center;
}

.site-footer__legal {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.site-footer__legal a {
  color: var(--color-gray-500);
  text-decoration: underline;
}

.site-footer__legal a:hover {
  color: var(--color-gray-300);
}

/* ========================================
   Legal Pages (Privacy Policy, Aviso Legal)
   ======================================== */
.legal-page {
  padding: var(--spacing-3xl) 0;
}

.legal-page h1 {
  font-size: var(--fs-3xl);
  color: var(--color-navy);
  margin-bottom: var(--spacing-xs);
}

.legal-page h2 {
  font-size: var(--fs-lg);
  color: var(--color-navy);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-sm);
}

.legal-page h3 {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--color-gray-800);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
}

.legal-page p,
.legal-page li {
  font-size: var(--fs-sm);
  color: var(--color-gray-600);
  line-height: 1.75;
}

.legal-page ul {
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.legal-page li {
  margin-bottom: var(--spacing-xs);
}

.legal-page a {
  color: var(--color-navy);
  text-decoration: underline;
}

.legal-page a:hover {
  color: var(--color-gold);
}

.legal-page__meta {
  font-size: var(--fs-xs);
  color: var(--color-gray-400);
  margin-bottom: var(--spacing-2xl);
}

.legal-page__divider {
  border: none;
  border-top: 1px solid var(--color-gray-200);
  margin: var(--spacing-3xl) 0;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .metrics-bar__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }

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

@media (max-width: 768px) {
  :root {
    --fs-4xl: 2.25rem;
    --fs-5xl: 2.75rem;
    --fs-3xl: 2rem;
    --fs-2xl: 1.5rem;
  }

  /* Nav mobile */
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-lg);
    gap: var(--spacing-sm);
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-lg);
  }

  .nav__menu--open {
    display: flex;
  }

  .nav__toggle--active .nav__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav__toggle--active .nav__toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .nav__toggle--active .nav__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  /* Hero */
  .hero {
    min-height: auto;
    padding: calc(var(--nav-height) + var(--spacing-2xl)) 0 var(--spacing-2xl);
  }

  .hero__ctas {
    flex-direction: column;
  }

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

  /* Stats */
  .stats-bar__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Services */
  .services__grid {
    grid-template-columns: 1fr;
  }

  /* Projects */
  .projects__grid {
    grid-template-columns: 1fr;
  }

  /* CTA */
  .cta-section__grid {
    grid-template-columns: 1fr;
  }

  /* Contact */
  .contact__grid {
    grid-template-columns: 1fr;
  }

  /* About */
  .about-header__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-header__photo-img,
  .about-header__photo-placeholder {
    margin: 0 auto;
    width: 180px;
    height: 180px;
  }

  /* Skills */
  .skills__grid {
    grid-template-columns: 1fr;
  }

  /* Case study nav */
  .case-study__nav-grid {
    grid-template-columns: 1fr;
  }

  .case-study__nav-next {
    text-align: left;
  }

  /* Footer */
  .site-footer__grid {
    grid-template-columns: 1fr;
  }

  /* Cookie */
  .cookie-consent__inner {
    flex-direction: column;
    text-align: center;
  }

  /* Breadcrumb - wrap and add breathing room */
  .breadcrumb__list {
    flex-wrap: wrap;
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }

  /* Case study breadcrumb: flow normally instead of absolute positioning */
  .case-study .breadcrumb {
    position: relative;
    top: auto;
    padding: calc(var(--nav-height) + var(--spacing-md)) 0 var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  }

  .case-study .breadcrumb .breadcrumb__list {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }

  .case-study__header {
    padding-top: var(--spacing-lg);
  }

  /* Hide page title from breadcrumb on mobile (redundant with h1) */
  .case-study .breadcrumb__item:last-child {
    display: none;
  }
}

@media (max-width: 375px) {
  :root {
    --fs-4xl: 1.875rem;
    --fs-5xl: 2.25rem;
  }

  .container {
    padding: 0 var(--spacing-md);
  }
}