/* ============================================
   SHARP PROPERTIES — RESPONSIVE DESIGN
   Mobile-First Comprehensive Breakpoints
   ============================================ */

/* ---------- 1200px ---------- */
@media (max-width: 1200px) {
  .hero-cta-text {
    font-size: 12px;
    letter-spacing: 0.5px;
  }
}

/* ---------- 1024px — Tablet ---------- */
@media (max-width: 1024px) {
  .nav-desktop { display: none; }
  .header-cta-desktop { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }

  .hero {
    min-height: 100vh;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-overlay-diagonal {
    width: 100%;
    background: rgba(24,24,24,0.92);
    clip-path: polygon(0 0, 100% 0, 100% 58%, 0 72%);
  }

  .hero-bg {
    background-position: center 60%;
  }

  .hero-cta-text {
    font-size: 11px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .split-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .project-detail-content {
    grid-template-columns: 1fr;
  }

  .project-detail-sidebar {
    position: static;
  }
}

/* ---------- 768px — Small Tablet ---------- */
@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .container { padding: 0 16px; }

  .section {
    padding: clamp(40px, 6vw, 80px) 0;
  }

  /* Header */
  .logo-icon { width: 36px; height: 36px; }
  .logo-text { font-size: 15px; }
  .logo-text span { font-size: 8px; letter-spacing: 2px; }

  /* Mobile Nav */
  .mobile-nav { gap: 24px; }
  .mobile-nav .nav-link { font-size: 20px; letter-spacing: 2px; }

  /* Hero */
  .hero {
    min-height: 100vh;
    align-items: flex-start;
  }

  .hero-content {
    padding-top: 100px;
    text-align: center;
  }

  .hero-content-left {
    text-align: left;
    max-width: 100%;
    padding: 0 4px;
  }

  .hero-badge {
    font-size: 10px;
    margin-bottom: 16px;
  }

  .hero-title {
    font-size: clamp(36px, 10vw, 56px);
  }

  .hero-title-left {
    font-size: clamp(32px, 9vw, 48px);
  }

  .hero-description {
    font-size: 14px;
    max-width: 100%;
    margin-bottom: 28px;
  }

  .hero-description-left {
    margin-bottom: 28px;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 12px;
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }

  .hero-buttons-left {
    justify-content: flex-start;
    max-width: 320px;
    margin: 0;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
    font-size: 12px;
  }

  .hero-overlay-diagonal {
    width: 100%;
    height: 100%;
    background: rgba(24,24,24,0.92);
    clip-path: polygon(0 0, 100% 0, 100% 58%, 0 72%);
  }

  .hero-slide-indicator {
    margin-top: 32px;
  }

  .hero-arrow {
    width: 40px;
    height: 40px;
  }

  .hero-arrow-left {
    left: 12px;
  }

  .hero-arrow-right {
    right: 12px;
  }

  /* Hero CTA Bar */
  .hero-cta-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .hero-cta-text {
    font-size: 10px;
    letter-spacing: 0.5px;
    line-height: 1.5;
  }

  /* Section Titles */
  .section-title {
    font-size: clamp(24px, 5.5vw, 36px);
  }

  .label {
    font-size: 10px;
    letter-spacing: 2px;
  }

  /* About */
  .about-highlights {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .about-highlight {
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .about-highlight-icon { margin-bottom: 0; }
  .about-highlight-title { font-size: 13px; }

  /* Services */
  .services-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .service-card-content { padding: 20px; }
  .service-card-title { font-size: 16px; }
  .service-card-desc { font-size: 13px; }

  /* Features */
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .feature-item { padding: 24px 20px; }
  .feature-icon { width: 40px; height: 40px; margin-bottom: 16px; }
  .feature-icon svg { width: 20px; height: 20px; }
  .feature-title { font-size: 14px; }
  .feature-desc { font-size: 12px; }

  .why-us-bg {
    background-position: center 30%;
  }

  .feature-item { padding: 24px 20px; }
  .feature-icon { width: 40px; height: 40px; margin-bottom: 16px; }
  .feature-icon svg { width: 20px; height: 20px; }
  .feature-title { font-size: 14px; }
  .feature-desc { font-size: 12px; }

  /* Projects */
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .projects-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .projects-header-right {
    text-align: left;
  }

  .projects-header-desc {
    margin-left: 0;
    margin-bottom: 20px;
  }

  .project-card-content { padding: 16px; }
  .project-card-title { font-size: 16px; padding-left: 0; }
  .project-card-content::before { display: none; }
  .project-card-number { font-size: 36px; }

  /* Process */
  .process-timeline {
    flex-direction: column;
    gap: 0;
    padding: 0;
    margin-top: 40px;
  }

  .process-timeline::before {
    top: 0;
    bottom: 0;
    left: 24px;
    right: auto;
    width: 2px;
    height: auto;
  }

  .process-step {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    text-align: left;
    padding: 16px 0;
  }

  .process-number {
    margin: 0;
    min-width: 48px;
    width: 48px;
    height: 48px;
    font-size: 14px;
    flex-shrink: 0;
  }

  .process-title { font-size: 13px; }
  .process-desc { font-size: 12px; }

  /* Credentials */
  .credentials-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .credential-item { padding: 20px 12px; }
  .credential-logo { width: 60px; height: 60px; }
  .credential-name { font-size: 11px; letter-spacing: 0.5px; }

  /* Team */
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .team-card-image { aspect-ratio: 16/10; }

  /* Contact */
  .contact-info-item {
    padding: 16px;
    gap: 16px;
    margin-bottom: 16px;
  }

  .contact-info-icon { width: 40px; height: 40px; min-width: 40px; }
  .contact-info-icon svg { width: 18px; height: 18px; }
  .contact-info-value { font-size: 14px; }

  .contact-form { padding: 24px; }
  .form-input, .form-select, .form-textarea { padding: 12px 14px; font-size: 14px; }
  .form-textarea { min-height: 120px; }

  /* CTA */
  .cta-section { padding: clamp(48px, 8vw, 80px) 0; }
  .cta-title { font-size: clamp(24px, 6vw, 40px); }
  .cta-desc { font-size: 14px; max-width: 100%; margin-bottom: 24px; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-buttons .btn { width: 100%; max-width: 320px; justify-content: center; padding: 14px 24px; font-size: 11px; }

  /* Footer */
  .footer { padding: 40px 0 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 32px; }
  .footer-brand { max-width: 100%; }
  .footer-brand .logo { margin-bottom: 12px; }
  .footer-brand p { font-size: 13px; }
  .footer-heading { font-size: 12px; margin-bottom: 12px; }
  .footer-links a { font-size: 13px; padding: 4px 0; }
  .footer-contact-item { margin-bottom: 8px; }
  .footer-contact-item span { font-size: 13px; }
  .footer-bottom { flex-direction: column; text-align: center; padding: 16px 0; }
  .footer-legal { flex-direction: column; align-items: center; gap: 8px; }
  .footer-legal a { font-size: 12px; }

  /* Project Detail */
  .project-detail-gallery { grid-template-columns: 1fr; }
  .project-detail-meta { flex-direction: column; gap: 12px; }
  .project-detail-sidebar { padding: 20px; }

  /* Page Hero */
  .page-hero { padding: 100px 0 32px; }

  /* Buttons */
  .btn { padding: 12px 20px; font-size: 11px; }

  /* Filter buttons */
  .filter-btn { padding: 8px 16px; font-size: 10px; }
  .project-filters { gap: 8px; margin-bottom: 24px; }

  /* Gold line */
  .gold-line { width: 40px; height: 2px; margin-bottom: 16px; }

  /* Section subtitle */
  .section-subtitle { font-size: 14px; }

  /* Reveal animations */
  .reveal { transform: translateY(20px); }

  /* Team Banner */
  .team-banner { padding: clamp(60px, 8vw, 100px) 0; }

  .team-banner-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .team-banner-desc {
    font-size: 14px;
    margin-bottom: 24px;
  }

  .team-banner-stats {
    gap: 24px;
  }

  .team-stat-number {
    font-size: clamp(28px, 6vw, 40px);
  }

  .team-stat-label {
    font-size: 10px;
    letter-spacing: 1px;
  }

  .team-banner-image {
    aspect-ratio: 16/10;
    max-height: 350px;
  }

  /* Banner Section */
  .banner-section {
    padding: clamp(60px, 8vw, 100px) 0;
  }

  .banner-section-bg {
    background-position: center 40%;
  }

  /* Team roles mobile */
  .team-roles-row { flex-direction: column; gap: 0; }
}

/* ---------- 480px — Mobile ---------- */
@media (max-width: 480px) {
  .container { padding: 0 12px; }

  .hero {
    min-height: 100vh;
    height: auto;
  }

  .hero-content {
    padding-top: 90px;
  }

  .hero-badge {
    font-size: 9px;
    margin-bottom: 12px;
    letter-spacing: 2px;
  }

  .hero-title {
    font-size: clamp(32px, 12vw, 48px);
  }

  .hero-title-left {
    font-size: clamp(28px, 10vw, 40px);
  }

  .hero-description {
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 24px;
  }

  .hero-overlay-diagonal {
    background: rgba(24,24,24,0.90);
    clip-path: polygon(0 0, 100% 0, 100% 50%, 0 65%);
  }

  .hero-bg {
    background-position: center 65%;
  }

  .hero-slide-indicator {
    margin-top: 24px;
  }

  .hero-slide-current {
    font-size: 24px;
  }

  .hero-slide-total {
    font-size: 14px;
  }

  .hero-arrow {
    display: none;
  }

  /* Team Banner */
  .team-banner { padding: 48px 0; }

  .team-banner-stats {
    flex-wrap: wrap;
    gap: 16px;
  }

  .team-stat {
    flex: 1;
    min-width: 80px;
  }

  .team-stat-number {
    font-size: 28px;
  }

  .team-stat-label {
    font-size: 9px;
    letter-spacing: 0.5px;
  }

  .team-banner-image {
    aspect-ratio: 16/9;
    max-height: 260px;
  }

  .team-banner-image-border {
    display: none;
  }

  /* Banner Section */
  .banner-section {
    padding: clamp(48px, 6vw, 80px) 0;
  }

  .banner-section-bg {
    background-position: center 35%;
  }

  .hero-cta-text {
    font-size: 9px;
  }

  .hero-cta-btn {
    padding: 8px 20px !important;
    font-size: 10px !important;
  }

  /* Header */
  .logo-icon { width: 32px; height: 32px; }
  .logo-text { font-size: 13px; letter-spacing: 1px; }
  .logo-text span { font-size: 7px; letter-spacing: 1.5px; }

  /* Section */
  .section { padding: clamp(32px, 5vw, 60px) 0; }
  .section-title { font-size: clamp(22px, 6.5vw, 30px); }

  /* About */
  .about-highlight { padding: 14px; }
  .about-highlight-title { font-size: 12px; }

  /* Features */
  .features-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .feature-item { padding: 20px 16px; }
  .feature-title { font-size: 13px; margin-bottom: 8px; }
  .feature-desc { font-size: 11px; }

  .why-us-bg {
    background-position: center 25%;
  }

  /* Services */
  .service-card-image { aspect-ratio: 16/9; }
  .service-card-content { padding: 16px; }
  .service-card-title { font-size: 14px; margin-bottom: 8px; }
  .service-card-desc { font-size: 12px; margin-bottom: 12px; }

  /* Projects */
  .project-card-image { aspect-ratio: 16/9; }
  .project-card-category { font-size: 8px; padding: 4px 10px; }
  .project-card-title { font-size: 14px; }
  .project-card-location { font-size: 12px; }
  .project-card-number { display: none; }

  /* Credentials */
  .credentials-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .credential-item { padding: 16px 8px; }
  .credential-logo { width: 48px; height: 48px; }
  .credential-logo svg { width: 24px; height: 24px; }
  .credential-name { font-size: 10px; }

  /* CTA */
  .cta-title { font-size: clamp(22px, 6vw, 32px); }
  .cta-desc { font-size: 13px; }

  /* Buttons */
  .btn { padding: 12px 16px; font-size: 10px; letter-spacing: 1px; }

  /* Filter */
  .filter-btn { padding: 6px 12px; font-size: 9px; }

  /* Contact form */
  .contact-form { padding: 16px; }
  .form-label { font-size: 10px; }
  .form-input, .form-select, .form-textarea { padding: 10px 12px; font-size: 13px; }

  /* Footer */
  .footer { padding: 32px 0 0; }
  .footer-grid { gap: 24px; }
  .footer-heading { font-size: 11px; }
  .footer-links a { font-size: 12px; }
  .footer-social a { width: 36px; height: 36px; }
  .footer-social svg { width: 16px; height: 16px; }
  .footer-copyright { font-size: 11px; }

  /* Page Hero */
  .page-hero { padding: 80px 0 24px; }

  /* Project Detail */
  .project-detail-sidebar { padding: 16px; }
  .sidebar-item { font-size: 12px; padding: 8px 0; }
  .scope-list li { font-size: 12px; }

  /* Team */
  .team-grid { grid-template-columns: 1fr; gap: 16px; }
  .team-card-image { aspect-ratio: 16/10; }
}

/* ---------- 375px — Small Mobile ---------- */
@media (max-width: 375px) {
  .hero-content {
    padding-top: 80px;
  }

  .hero-title {
    font-size: clamp(28px, 11vw, 40px);
  }

  .hero-title-left {
    font-size: clamp(24px, 9vw, 34px);
  }

  .hero-description { font-size: 12px; }

  .hero-overlay-diagonal {
    background: rgba(24,24,24,0.88);
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 60%);
  }

  .hero-bg {
    background-position: center 65%;
  }

  /* Team Banner */
  .team-banner-stats {
    gap: 12px;
  }

  .team-stat-number {
    font-size: 24px;
  }

  .team-stat-label {
    font-size: 8px;
  }

  .hero-cta-text { font-size: 8px; }
  .hero-cta-btn { padding: 8px 16px !important; font-size: 9px !important; }

  .section-title { font-size: clamp(20px, 5.5vw, 26px); }
  .cta-title { font-size: clamp(20px, 5.5vw, 28px); }

  .btn { padding: 10px 14px; font-size: 9px; }

  .credentials-grid { grid-template-columns: 1fr 1fr; gap: 6px; }
  .credential-item { padding: 12px 6px; }
  .credential-name { font-size: 9px; }
}

/* ---------- Large screens ---------- */
@media (min-width: 1920px) {
  .container { max-width: 1400px; }
  .hero { min-height: 900px; }
}

/* ---------- Touch device hover fixes ---------- */
@media (hover: none) {
  .service-card:hover,
  .project-card:hover,
  .feature-item:hover,
  .team-card:hover,
  .credential-item:hover,
  .about-highlight:hover {
    transform: none;
    box-shadow: none;
  }

  .btn:hover { transform: none; }
}

/* ---------- Safe area for notched phones ---------- */
@supports (padding: env(safe-area-inset-bottom)) {
  .footer {
    padding-bottom: env(safe-area-inset-bottom);
  }

  .hero-bottom {
    padding-bottom: calc(12px + env(safe-area-inset-bottom));
  }
}