/* ========================================
   WIAS Design System - Complete Stylesheet
   Urban Street Aesthetic × Author-Centered
   ======================================== */

:root {
  /* PRIMARY COLORS */
  --color-navy: #1a3a52;
  --color-red: #d32f2f;
  --color-red-bright: #ff4444;
  --color-cream: #f5f1e8;

  /* SECONDARY COLORS */
  --color-black: #1a1a1a;
  --color-charcoal: #404040;
  --color-white: #ffffff;
  --color-gray-light: #a0a0a0;
  --color-light-cream: #faf8f3;

  /* TYPOGRAPHY */
  --font-display: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* SPACING (8px base) */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;

  /* SIZING */
  --border-radius-sm: 2px;
  --border-radius-md: 6px;
  --border-radius-lg: 12px;
  --border-radius-full: 50%;

  /* SHADOWS */
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.16);

  /* TRANSITIONS */
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  line-height: 1.6;
  font-size: 16px;
}

@media (max-width: 599px) {
  body {
    font-size: 14px;
  }
}

@media (min-width: 600px) and (max-width: 1023px) {
  body {
    font-size: 15px;
  }
}

@media (min-width: 1024px) {
  body {
    font-size: 16px;
  }
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--color-navy);
}

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

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

a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-red);
  transition: width 0.3s ease;
}

a:hover::after {
  width: 100%;
}

button {
  cursor: pointer;
  font-family: var(--font-display);
  transition: var(--transition);
  user-select: none;
}

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

input, textarea {
  font-family: var(--font-body);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* ========================================
   BUTTON COMPONENTS (3 Variants)
   ======================================== */

.button {
  padding: 14px 28px;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: none;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: inline-block;
}

/* Primary Button */
.button-primary {
  background-color: var(--color-red);
  color: var(--color-white);
}

.button-primary:hover {
  background-color: var(--color-red-bright);
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

.button-primary:active {
  transform: scale(0.98);
}

/* Secondary Button */
.button-secondary {
  background-color: var(--color-navy);
  color: var(--color-cream);
  border: 2px solid var(--color-navy);
}

.button-secondary:hover {
  background-color: var(--color-cream);
  color: var(--color-navy);
  box-shadow: var(--shadow-md);
}

/* Tertiary Button (Ghost) */
.button-tertiary {
  background-color: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
  padding: 12px 24px;
  font-weight: 600;
}

.button-tertiary:hover {
  background-color: var(--color-navy);
  color: var(--color-cream);
  box-shadow: var(--shadow-md);
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */

.header {
  background-color: var(--color-navy);
  padding: var(--spacing-lg) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.logo-image {
  height: 40px;
  width: auto;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 900;
  color: var(--color-navy);
  letter-spacing: -1px;
  display: none;
}

@media (min-width: 768px) {
  .logo-text {
    display: inline;
  }
}

/* Navigation Menu */
.nav-menu {
  display: none;
  gap: var(--spacing-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .nav-menu {
    display: flex;
  }
}

.nav-link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--color-cream);
  letter-spacing: 0.5px;
  position: relative;
}

.nav-link::after {
  bottom: -8px;
  background-color: var(--color-red);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-red);
}

.nav-link.active::after {
  width: 100%;
}

/* Hamburger Menu */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  z-index: 1001;
}

@media (min-width: 768px) {
  .hamburger {
    display: none;
  }
}

.hamburger span {
  width: 24px;
  height: 3px;
  background-color: var(--color-cream);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}

.hamburger:hover span {
  background-color: var(--color-red);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: absolute;
  top: 70px;
  left: 0;
  right: 0;
  background-color: var(--color-navy);
  flex-direction: column;
  padding: var(--spacing-lg);
  gap: var(--spacing-md);
  box-shadow: var(--shadow-md);
  z-index: 999;
}

@media (max-width: 767px) {
  .mobile-menu.active {
    display: flex;
  }
}

@media (min-width: 768px) {
  .mobile-menu {
    display: none !important;
  }
}

.mobile-link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--color-cream);
  letter-spacing: 0.5px;
}

.mobile-link:hover {
  color: var(--color-red);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .hero {
    min-height: 100vh;
  }
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.8) 0%, transparent 60%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl);
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

@media (min-width: 1024px) {
  .hero-content {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-2xl);
  }
}

.hero-image-wrapper {
  flex: 0 0 50%;
}

.hero-placeholder-image {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, #1a3a52 0%, #404040 100%);
  border: 4px solid var(--color-navy);
  border-radius: var(--border-radius-md);
}

@media (max-width: 1023px) {
  .hero-image-wrapper {
    max-width: 280px;
    margin: 0 auto;
  }

  .hero-placeholder-image {
    aspect-ratio: 1;
  }
}

.hero-text-wrapper {
  flex: 0 0 50%;
  position: relative;
}

.quote-mark {
  position: absolute;
  font-size: 120px;
  color: var(--color-red);
  opacity: 0.15;
  top: -20px;
  left: -30px;
  line-height: 1;
  font-family: var(--font-display);
}

.hero-title {
  font-size: 32px;
  font-weight: 900;
  color: var(--color-cream);
  line-height: 1.3;
  margin-bottom: var(--spacing-lg);
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 48px;
  }
}

.hero-quote {
  font-size: 18px;
  font-weight: 400;
  color: var(--color-cream);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  max-width: 500px;
}

@media (max-width: 1023px) {
  .hero-quote {
    font-size: 16px;
  }
}

.hero-author-info {
  margin-bottom: var(--spacing-lg);
}

.author-name {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  color: var(--color-cream);
  margin-bottom: var(--spacing-sm);
}

.author-category {
  font-size: 14px;
  color: var(--color-red);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0;
}

.hero .button {
  align-self: flex-start;
}

/* ========================================
   SECTION CONTAINERS
   ======================================== */

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section-title {
  font-size: 36px;
  font-weight: 900;
  color: var(--color-navy);
  margin-bottom: var(--spacing-2xl);
  letter-spacing: -0.5px;
  text-transform: uppercase;
}

@media (max-width: 599px) {
  .section-title {
    font-size: 28px;
    margin-bottom: var(--spacing-xl);
  }
}

@media (min-width: 600px) and (max-width: 1023px) {
  .section-title {
    font-size: 32px;
  }
}

/* ========================================
   FEATURED AUTHORS SECTION
   ======================================== */

.featured-authors {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-light-cream);
}

.featured-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.featured-card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  animation: fadeInUp 0.6s ease-out;
}

@media (min-width: 1024px) {
  .featured-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--spacing-2xl);
  }

  .featured-card-right {
    direction: rtl;
  }

  .featured-card-right > * {
    direction: ltr;
  }
}

.featured-image-wrapper {
  display: flex;
  justify-content: center;
}

.featured-placeholder {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 1;
  background: linear-gradient(135deg, #1a3a52 0%, #d32f2f 100%);
  border: 4px solid var(--color-navy);
  border-radius: var(--border-radius-md);
}

.featured-info {
  padding: 0 var(--spacing-lg);
}

.author-featured-name {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: var(--spacing-sm);
}

.author-featured-category {
  font-size: 14px;
  color: var(--color-red);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-md);
}

.quote-count-badge {
  display: inline-block;
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-full);
  background-color: var(--color-red);
  color: var(--color-cream);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.featured-bio {
  font-size: 14px;
  color: var(--color-charcoal);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

@media (max-width: 599px) {
  .featured-info {
    padding: 0;
  }
}

/* ========================================
   QUOTE GRID CARDS
   ======================================== */

.latest-quotes {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-white);
}

.quotes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

@media (max-width: 599px) {
  .quotes-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

@media (min-width: 600px) and (max-width: 1023px) {
  .quotes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.quote-card {
  background-color: var(--color-cream);
  border-left: 4px solid var(--color-red);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: var(--transition);
  animation: fadeInUp 0.6s ease-out;
  display: flex;
  flex-direction: column;
}

@media (hover: hover) {
  .quote-card:hover {
    transform: scale(1.04) rotate(2deg);
    box-shadow: var(--shadow-lg);
  }
}

.card-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
}

.card-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a3a52 0%, #404040 100%);
}

.card-initials {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--color-red);
  opacity: 0.8;
}

.card-content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.quote-text {
  font-size: 16px;
  font-weight: 400;
  color: var(--color-charcoal);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-author {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--spacing-sm);
}

.card-category {
  display: inline-block;
  background-color: var(--color-red);
  color: var(--color-cream);
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--border-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.load-more-wrapper {
  display: flex;
  justify-content: center;
}

/* ========================================
   NEWSLETTER SECTION
   ======================================== */

.newsletter {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--color-white);
}

.newsletter-container {
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--color-cream);
  border-left: 8px solid var(--color-navy);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  text-align: center;
}

.newsletter-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
}

.newsletter-subtitle {
  font-size: 14px;
  color: var(--color-charcoal);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

@media (min-width: 600px) {
  .newsletter-form {
    flex-direction: row;
    gap: var(--spacing-sm);
  }
}

.newsletter-input {
  flex: 1;
  padding: 14px 16px;
  font-size: 14px;
  background-color: var(--color-white);
  color: var(--color-charcoal);
  border: 2px solid var(--color-navy);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}

.newsletter-input:focus {
  outline: none;
  border-color: var(--color-red);
  box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
}

.newsletter-input::placeholder {
  color: var(--color-gray-light);
}

.newsletter-form .button {
  padding: 14px 28px;
}

@media (max-width: 599px) {
  .newsletter-form .button {
    width: 100%;
  }
}

.newsletter-message {
  font-size: 14px;
  color: var(--color-red);
  margin: 0;
  min-height: 20px;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  background-color: var(--color-navy);
  color: var(--color-cream);
  position: relative;
  padding: var(--spacing-2xl) 0 0;
}

.footer-top-border {
  height: 4px;
  background-color: var(--color-red);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-xl);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

@media (max-width: 599px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
  }
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-logo-area {
  margin-bottom: var(--spacing-md);
}

.footer-logo {
  height: 36px;
  width: auto;
}

.footer-tagline {
  font-size: 14px;
  color: var(--color-cream);
  margin: 0;
  line-height: 1.6;
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-cream);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-md);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  font-size: 12px;
  color: var(--color-cream);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-red);
}

.social-icons {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: rgba(245, 241, 232, 0.1);
  border-radius: var(--border-radius-md);
  color: var(--color-cream);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.social-link:hover {
  background-color: var(--color-red);
  color: var(--color-white);
  transform: scale(1.1);
}

.footer-copyright {
  font-size: 11px;
  color: var(--color-gray-light);
  margin: 0;
  line-height: 1.6;
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 599px) {
  /* Mobile: 320px–599px */
  :root {
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --spacing-2xl: 32px;
  }

  .hero {
    min-height: 70vh;
  }

  .quote-mark {
    font-size: 80px;
    top: -10px;
    left: -15px;
  }
}

@media (min-width: 600px) and (max-width: 1023px) {
  /* Tablet: 600px–1023px */
  :root {
    --spacing-lg: 20px;
    --spacing-xl: 28px;
    --spacing-2xl: 40px;
  }
}

@media (min-width: 1024px) {
  /* Desktop: 1024px+ */
  :root {
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
  }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

.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;
}

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