/**
 * Modernacy - Main Stylesheet
 * High-performance, clean, framework-free CSS.
 */

/* ==========================================================================
   1. Typography & Web Fonts (Self-Hosted)
   ========================================================================== */
@font-face {
  font-family: 'montserrat';
  font-weight: 300;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/Montserrat-Light.ttf') format('truetype');
}

@font-face {
  font-family: 'montserrat';
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/Montserrat-Regular.ttf') format('truetype');
}

@font-face {
  font-family: 'montserrat';
  font-weight: 500;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/Montserrat-Medium.ttf') format('truetype');
}

@font-face {
  font-family: 'montserrat';
  font-weight: 600;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/Montserrat-SemiBold.ttf') format('truetype');
}

@font-face {
  font-family: 'montserrat';
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/Montserrat-Bold.ttf') format('truetype');
}

@font-face {
  font-family: 'futura';
  font-weight: 300;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/Futura-Lt-BT-Light.ttf') format('truetype');
}

@font-face {
  font-family: 'futura';
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/Futura-LT-Regular.ttf') format('truetype');
}

@font-face {
  font-family: 'futura';
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/futura-bold-bt.ttf') format('truetype');
}

@font-face {
  font-family: 'condensed';
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/DIN-Condensed-Bold.ttf') format('truetype');
}

/* ==========================================================================
   2. Reset & Global Variables
   ========================================================================== */
:root {
  --color-bg: #ffffff;
  --color-text: #333333;
  --color-text-muted: #888888;
  --color-head: #000000;
  --color-link: #616161;
  --color-link-hover: #000000;
  --color-border: #e6e6e6;
  --color-social-bg: #616161;
  --color-social-hover: #000000;
  --color-input-bg: #f9f9f9;

  --font-main: 'montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-accent: 'futura', sans-serif;

  --max-width: 1200px;
  --transition-speed: 0.3s;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  color-scheme: light dark;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-speed) ease, opacity var(--transition-speed) ease;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

/* ==========================================================================
   3. Layout Containers
   ========================================================================== */
.wide-container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.main-content {
  flex: 1 0 auto;
  padding: 40px 0 80px 0;
}

/* ==========================================================================
   4. Header & Navigation
   ========================================================================== */
.site-header {
  position: relative;
  width: 100%;
  padding: 30px 0 20px 0;
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  position: relative;
  min-height: 50px;
}

.site-logo {
  position: absolute;
  top: 0;
  left: 7%;
  max-width: 160px;
  display: block;
  z-index: 110;
}

.site-logo img {
  width: 100%;
  height: auto;
}

.logo-white {
  display: none;
}

.main-navigation {
  display: flex;
  align-items: center;
}

.menu-primary-items {
  display: flex;
  list-style: none;
  gap: 8px;
}

.menu-item a {
  display: block;
  font-size: 14px;
  font-weight: 400;
  color: var(--color-link);
  padding: 8px 16px;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-speed) ease;
}

.menu-item a:hover {
  color: var(--color-link-hover);
  border-bottom-color: #666666;
}

.menu-item.current-menu-item a {
  color: var(--color-head);
  font-weight: 500;
  border-bottom-color: #666666;
}

.search-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-link);
  padding: 8px 14px;
  margin-left: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-speed) ease;
}

.search-toggle-btn:hover {
  color: var(--color-link-hover);
}

.search-toggle-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* Mobile Hamburger Button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  color: var(--color-head);
  z-index: 120;
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Search Dropdown Area */
.search-area {
  max-height: 0;
  overflow: hidden;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  transition: max-height 0.3s ease-in-out, padding 0.3s ease;
}

.search-area.is-open {
  max-height: 120px;
  padding: 24px 0;
}

.searchform {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
}

.search-field {
  width: 100%;
  padding: 12px 18px;
  border: 1px solid var(--color-border);
  background-color: var(--color-input-bg);
  color: var(--color-text);
  border-radius: 4px;
  outline: none;
  font-size: 14px;
}

.search-field:focus {
  border-color: #999;
}

/* ==========================================================================
   5. Home Page
   ========================================================================== */
body.home-page .main-content {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.home-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 140px);
  text-align: center;
  padding: 20px;
}

.home-animated-logo {
  max-width: 338px;
  width: 100%;
  height: auto;
  margin-bottom: 30px;
}

.home-nav ul {
  display: flex;
  list-style: none;
  justify-content: center;
  gap: 32px;
}

.home-nav a {
  font-size: 15px;
  font-weight: 400;
  color: var(--color-link);
  padding: 6px 12px;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-speed) ease;
}

.home-nav a:hover {
  color: var(--color-head);
  border-bottom-color: #666;
}

/* ==========================================================================
   6. Work Page (Tabs & Grids)
   ========================================================================== */
.work-tabs {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 50px;
}

.tab-button {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 400;
  color: var(--color-link);
  cursor: pointer;
  transition: all var(--transition-speed) ease;
}

.tab-button:hover {
  color: var(--color-head);
}

.tab-button.active-button {
  color: var(--color-head);
  font-weight: 500;
  border-bottom-color: var(--color-head);
}

.section-hide {
  display: none !important;
}

.section-show {
  display: block !important;
  animation: fadeIn 0.4s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Architecture Projects 3-Column Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 50px 30px;
  justify-items: center;
}

.project-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
  max-width: 355px;
}

.thumbnail-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  height: 200px;
  width: 100%;
}

.thumbnail-link {
  display: inline-block;
  text-decoration: none;
}

/* Grayscale and Expansion Hover Effect (Desktop Only) */
@media (min-width: 1025px) {
  .thumbnail-link img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    filter: grayscale(100%);
    transform: translateZ(0);
    transition: all 0.5s ease;
  }

  .thumbnail-link:hover img {
    filter: grayscale(0%);
    width: 355px;
    height: 200px;
  }
}

.project-title {
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 400;
  margin-top: 14px;
  margin-bottom: 2px;
  color: var(--color-head);
}

.project-title a:hover {
  color: #666666;
}

.project-location {
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text-muted);
}

/* Visual Section Styling */
.visual-subheading {
  font-size: 22px;
  font-weight: 500;
  margin: 40px 0 24px 0;
  color: var(--color-head);
}

.hero-rendering {
  width: 100%;
  border-radius: 2px;
  margin-bottom: 30px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.video-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.youtube-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 2px;
}

.renderings-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 50px;
}

.gallery-item {
  cursor: pointer;
  overflow: hidden;
  border-radius: 2px;
  aspect-ratio: 16 / 9;
  background-color: var(--color-input-bg);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

/* Logo Design Single-Column Grid */
.logos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  justify-items: center;
  max-width: 400px;
  margin: 0 auto;
}

/* ==========================================================================
   7. About Page
   ========================================================================== */
.about-section {
  margin-bottom: 60px;
}

.section-title {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--color-head);
  letter-spacing: -0.5px;
}

.about-text {
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-text);
  max-width: 820px;
}

.clients-list {
  font-size: 15px;
  line-height: 2.2;
  font-weight: 700;
  color: var(--color-head);
  max-width: 820px;
}

/* Team Grid */
.team-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 850px;
}

.team-card {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

.team-photo {
  width: 140px;
  height: 140px;
  border-radius: 4px;
  object-fit: cover;
  flex-shrink: 0;
  background-color: var(--color-input-bg);
}

.team-info {
  flex: 1;
}

.team-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-head);
}

.team-title {
  font-size: 14px;
  font-style: italic;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.team-bio {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
}

.team-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 13px;
  color: #0066cc;
  text-decoration: underline;
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-head);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  background-color: var(--color-input-bg);
  color: var(--color-text);
  border-radius: 4px;
  outline: none;
  font-size: 14px;
  transition: border-color var(--transition-speed);
}

.form-input:focus, .form-textarea:focus {
  border-color: #666;
}

.form-submit-btn {
  background-color: #000;
  color: #fff;
  border: none;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color var(--transition-speed);
}

.form-submit-btn:hover {
  background-color: #333;
}

.form-response {
  padding: 12px;
  border-radius: 4px;
  font-size: 14px;
  display: none;
}

.form-response.success {
  display: block;
  background-color: #e6f7ec;
  color: #0e622b;
}

.form-response.error {
  display: block;
  background-color: #fde8e8;
  color: #9b1c1c;
}

/* ==========================================================================
   8. Single Project Page
   ========================================================================== */
.project-header {
  margin-bottom: 30px;
  text-align: center;
}

.project-page-title {
  font-size: 32px;
  font-weight: 500;
  color: var(--color-head);
  margin-bottom: 6px;
}

.project-page-location {
  font-size: 15px;
  color: var(--color-text-muted);
}

.project-details-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin: 20px 0;
  padding: 12px;
  background-color: var(--color-input-bg);
  border-radius: 4px;
}

.meta-item {
  font-size: 13px;
}

.meta-label {
  color: var(--color-text-muted);
  margin-right: 4px;
}

.meta-value {
  font-weight: 600;
  color: var(--color-head);
}

.project-hero-image {
  width: 100%;
  max-height: 600px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 40px;
}

.project-body {
  max-width: 800px;
  margin: 0 auto 50px auto;
  font-size: 15px;
  line-height: 1.8;
}

.project-body p {
  margin-bottom: 20px;
}

.back-to-work {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-link);
  margin-bottom: 30px;
}

.back-to-work:hover {
  color: var(--color-head);
}

/* ==========================================================================
   9. Footer & Social Links
   ========================================================================== */
.site-footer {
  width: 100%;
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.footer-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.copyright {
  font-size: 14px;
  color: var(--color-text-muted);
}

.social-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.social-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--color-social-bg);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-speed), transform var(--transition-speed);
}

.social-icon:hover {
  background-color: var(--color-social-hover);
  transform: translateY(-2px);
}

.social-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ==========================================================================
   10. Lightbox Modal
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox-modal.is-active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox-image {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 2px;
}

.lightbox-close, .lightbox-prev, .lightbox-next {
  position: absolute;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: none;
  font-size: 24px;
  cursor: pointer;
  padding: 10px 16px;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover {
  background: rgba(0, 0, 0, 0.8);
}

.lightbox-close {
  top: -45px;
  right: 0;
}

.lightbox-prev {
  top: 50%;
  left: -60px;
  transform: translateY(-50%);
}

.lightbox-next {
  top: 50%;
  right: -60px;
  transform: translateY(-50%);
}