/* ========================================
   DORA Consultancy - Main Stylesheet
   ======================================== */

/* ----------------------------------------
   Design Tokens
   ---------------------------------------- */
:root {
  /* Colors */
  --color-primary: #1a1a2e;
  --color-primary-light: #2d2d44;
  --color-accent: #0891b2;
  --color-accent-hover: #0e7490;
  --color-accent-light: rgba(8, 145, 178, 0.1);
  --color-text: #2d3748;
  --color-text-muted: #718096;
  --color-text-light: #a0aec0;
  --color-background: #ffffff;
  --color-surface: #f7fafc;
  --color-surface-alt: #edf2f7;
  --color-border: #e2e8f0;
  --color-success: #38a169;
  --color-error: #e53e3e;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Plus Jakarta Sans', var(--font-sans);

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: clamp(2.5rem, 5vw, 3.5rem);

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --max-width: 1000px;
  --max-width-narrow: 800px;
  --max-width-wide: 1400px;
  --header-height: 80px;

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --transition-fast: 150ms ease;
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
}

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

html {
  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;
  }
}

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

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

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea {
  font-family: inherit;
  font-size: inherit;
}

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

/* ----------------------------------------
   Layout
   ---------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

main {
  min-height: calc(100vh - var(--header-height) - 200px);
  position: relative;
  z-index: 1;
}

.section {
  padding: var(--space-6) 0;
}

.section--alt {
  padding: var(--space-6) 0;
  background: var(--color-surface);
}

.section-lg {
  padding: var(--space-10) 0;
}

/* ----------------------------------------
   Typography
   ---------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-primary);
}

h1 {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-6);
}

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

h3 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-3);
}

h4 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-4);
  text-align: justify;
}

.lead {
  font-size: var(--text-xl);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  text-align: justify;
}

.text-muted {
  color: var(--color-text-muted);
}

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

.text-accent {
  color: var(--color-accent);
}

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

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  overflow: hidden;
  max-width: 160px;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  font-size: var(--text-lg);
}

.nav-logo:hover {
  color: var(--color-primary);
}

.nav-logo img {
  display: block;
  padding: var(--space-2) 0;
  max-height: calc(var(--header-height) - var(--space-4));
  width: auto;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-toggle-icon {
  position: relative;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

.nav-toggle-icon::before {
  top: -7px;
}

.nav-toggle-icon::after {
  bottom: -7px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  bottom: 0;
  transform: rotate(-45deg);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) 0;
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-accent);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}

.nav-dropdown-icon {
  transition: transform var(--transition-fast);
}

.nav-dropdown-toggle[aria-expanded="true"] .nav-dropdown-icon {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 240px;
  padding: var(--space-2) 0;
  margin-top: var(--space-3);
  background: var(--color-background);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown-toggle[aria-expanded="true"] + .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.nav-dropdown-link {
  display: block;
  padding: var(--space-3) var(--space-5);
  color: var(--color-text);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-dropdown-link:hover {
  background: var(--color-surface);
  color: var(--color-accent);
}

.nav-cta {
  display: none;
}

@media (min-width: 1024px) {
  .nav-cta {
    display: inline-flex;
  }
}

/* Mobile Navigation */
@media (max-width: 1023px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    display: flex !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100vh !important;
    height: 100dvh !important;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    gap: 0;
    padding: calc(var(--header-height) + var(--space-6)) var(--space-6) var(--space-6);
    background: #ffffff !important;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: 999 !important;
    overflow-y: auto;
    box-sizing: border-box;
  }

  .nav-menu.is-open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-link {
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-dropdown-menu {
    position: static;
    transform: none;
    min-width: 0;
    margin: 0;
    padding: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
  }

  .nav-dropdown-toggle[aria-expanded="true"] + .nav-dropdown-menu {
    max-height: 500px;
  }

  .nav-dropdown-link {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
  }

  .nav-cta {
    display: inline-flex;
    margin-top: var(--space-6);
  }
}

/* ----------------------------------------
   Buttons
   ---------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  cursor: pointer;
}

.btn-accent {
  background: var(--color-accent);
  color: white;
}

.btn-accent:hover {
  background: var(--color-accent-hover);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

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

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

.btn-full {
  width: 100%;
}

.btn-loading .btn-text {
  display: none;
}

.btn-loading .spinner {
  display: block;
}

.spinner {
  display: none;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ----------------------------------------
   Hero Section
   ---------------------------------------- */
.hero {
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.hero-content {
  flex: 1;
  min-width: 0;
}

.hero-image-wrapper {
  flex: 1;
  min-width: 0;
}

.hero-image-wrapper img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: auto;
}

.hero-image-wrapper figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.hero-image-wrapper figcaption a {
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .hero .container {
    flex-direction: column;
  }
}

.hero h1 {
  margin-bottom: var(--space-6);
}

.hero .lead {
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Page hero (for inner pages with image) */
.page-hero {
  padding: calc(var(--header-height) + var(--space-6)) 0 var(--space-6);
  background: var(--color-surface);
}

.page-hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-8);
  overflow: hidden;
}

.page-hero-content {
  min-width: 0;
}

.page-hero-image {
  min-width: 0;
  max-width: 100%;
  margin: 0;
  overflow: hidden;
}

.page-hero-image picture {
  display: block;
}

.page-hero-image img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: auto;
  display: block;
}

.page-hero-image figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.page-hero-image figcaption a {
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .page-hero .container {
    grid-template-columns: 1fr;
  }
}

/* Page header (for pages without image, like privacy) */
.page-header {
  padding: calc(var(--header-height) + var(--space-12)) 0 var(--space-12);
  background: var(--color-surface);
}

.page-header h1 {
  margin-bottom: var(--space-4);
}

.page-header .lead {
  max-width: 100%;
}

/* ----------------------------------------
   Service Cards
   ---------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.service-card {
  padding: var(--space-8);
  background: var(--color-background);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-5);
  padding: var(--space-3);
  background: var(--color-accent-light);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-card h3 {
  margin-bottom: var(--space-3);
}

.service-card p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  text-align: justify;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--font-weight-medium);
}

.service-link svg {
  transition: transform var(--transition-fast);
}

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

/* ----------------------------------------
   Features List
   ---------------------------------------- */
.features-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (max-width: 768px) {
  .features-list {
    grid-template-columns: 1fr;
  }
}

.feature-item {
  display: flex;
  gap: var(--space-4);
}

.feature-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

.feature-content h4 {
  margin-bottom: var(--space-2);
}

.feature-content p {
  color: var(--color-text-muted);
  margin-bottom: 0;
  text-align: justify;
}

/* ----------------------------------------
   Section Headers
   ---------------------------------------- */
.section-header {
  margin-bottom: var(--space-8);
}

.section-header.text-center {
  max-width: var(--max-width-narrow);
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

/* ----------------------------------------
   CTA Section
   ---------------------------------------- */
.cta-section {
  padding: var(--space-6) 0;
  background: var(--color-primary);
  color: white;
}

.cta-content {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  text-align: center;
}

.cta-content h2 {
  color: white;
  margin-bottom: var(--space-4);
}

.cta-content p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-8);
  text-align: center;
}

/* ----------------------------------------
   Contact Form
   ---------------------------------------- */
.contact-section {
  padding: var(--space-16) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-12);
  align-items: start;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info h2 {
  margin-bottom: var(--space-6);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.contact-info-item svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  margin-top: 2px;
}

.contact-info-item a {
  color: var(--color-text);
}

.contact-info-item a:hover {
  color: var(--color-accent);
}

.contact-form-card {
  padding: var(--space-10);
  background: var(--color-background);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-form-title {
  text-align: center;
  margin-bottom: var(--space-2);
}

.contact-form-subtitle {
  text-align: center;
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.form-optional {
  font-weight: var(--font-weight-normal);
  color: var(--color-text-muted);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-background);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-input.is-error {
  border-color: var(--color-error);
}

.form-input.is-error:focus {
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

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

.form-error {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-error);
  min-height: 1.25rem;
}

.form-checkbox-group {
  display: flex;
  flex-direction: column;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--color-accent);
}

.form-checkbox-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-normal);
}

.form-checkbox-text a {
  text-decoration: underline;
}

.form-status {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  text-align: center;
  display: none;
}

.form-status.is-success {
  display: block;
  background: rgba(56, 161, 105, 0.1);
  color: var(--color-success);
}

.form-status.is-error {
  display: block;
  background: rgba(229, 62, 62, 0.1);
  color: var(--color-error);
}

/* ----------------------------------------
   Prose Content
   ---------------------------------------- */
.content-section {
  padding: var(--space-12) 0;
}

.content-section:nth-child(even) {
  background: var(--color-surface);
}

.prose {
  font-size: var(--text-lg);
  color: var(--color-text);
}

.prose p {
  margin-bottom: var(--space-3);
}

.prose ul,
.prose ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.prose ul {
  list-style: disc;
}

.prose ol {
  list-style: decimal;
}

.prose li {
  margin-bottom: var(--space-2);
  text-align: justify;
}

.prose h2 {
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.prose h3 {
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}

.prose strong {
  color: var(--color-primary);
}

.prose img {
  border-radius: var(--radius-md);
  margin: var(--space-6) auto;
}

/* ----------------------------------------
   Footer
   ---------------------------------------- */
.footer {
  padding: var(--space-16) 0 var(--space-8);
  background: var(--color-primary);
  color: white;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  grid-column: 1 / -1;
}

@media (min-width: 769px) {
  .footer-brand {
    grid-column: 1;
  }
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
}

.footer-heading {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--space-4);
}

.footer-list li {
  margin-bottom: var(--space-2);
}

.footer-list a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
}

.footer-list a:hover {
  color: white;
}

.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-copyright {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0;
}

/* ----------------------------------------
   Utilities
   ---------------------------------------- */
.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;
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.service-list {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-6);
}

.service-list li {
  margin-bottom: var(--space-3);
  color: var(--color-text);
  text-align: left;
}

.service-list li::marker {
  color: var(--color-accent);
}

/* Two column layout */
.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

@media (max-width: 768px) {
  .two-column {
    grid-template-columns: 1fr;
  }
}