/* =========================================================
   YS TEKNİK — Design tokens
   ========================================================= */
:root{
  /* Color */
  --navy:        #0b1622;
  --charcoal:    #14181f;
  --graphite:    #1e242c;
  --steel:       #2c3540;
  --steel-line:  #3a4552;
  --white:       #ffffff;
  --offwhite:    #f3f5f7;
  --muted:       #8a94a3;
  --muted-dark:  #5b6472;
  --blue:        #2f6fa6;
  --blue-dark:   #1c4a73;
  --blue-light:  #6fa8d8;
  --yellow:      #f2a91b;
  --yellow-dark: #c98607;
  --text-dark:   #171a1f;
  --text-light:  #eef1f4;
  --success:     #3fae6a;

  /* Type */
  --font-display: 'Manrope', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* Layout */
  --container: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 16px rgba(11,22,34,.08);
  --shadow-md: 0 12px 32px rgba(11,22,34,.14);
  --shadow-lg: 0 24px 64px rgba(11,22,34,.22);
  --ease: cubic-bezier(.22,.9,.32,1);
}

/* =========================================================
   Reset & base
   ========================================================= */
*,*::before,*::after{ box-sizing: border-box; }
html, body{ overflow-x: hidden; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg, video, canvas, iframe, object, embed, picture{ max-width:100%; display:block; }
body, .container, .section, .site-header, .header-inner, .main-nav, .hero, .hero-inner, .hero-content, .hero-visual, .about-grid, .about-cards, .mini-card, .services-grid, .service-card, .stats-grid, .gallery, .timeline, .contact-grid, .contact-form, .footer-grid, .social-icons, .float-card, .gauge-wrap, .map-frame-wrap{ max-width:100%; box-sizing:border-box; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family: var(--font-display); margin:0 0 .5em; color: var(--navy); line-height:1.15; }
p{ margin:0 0 1em; color: var(--muted-dark); }
button{ font-family: inherit; cursor:pointer; }
.container{ max-width: var(--container); margin:0 auto; padding:0 24px; }
.section{ max-width:100%; padding: 110px 0; }
.section-dark{ background: var(--charcoal); color: var(--text-light); }
.section-dark p{ color: var(--muted); }
.section-dark h2, .section-dark h3{ color: var(--white); }
.service-scope .section-title{ color: #FFFFFF; }

:focus-visible{ outline: 2px solid var(--yellow); outline-offset: 3px; }
.skip-link{
  position:absolute; left:-999px; top:0; background:var(--navy); color:var(--white);
  padding:12px 20px; z-index:200; border-radius: 0 0 8px 0;
}
.skip-link:focus{ left:0; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; scroll-behavior:auto !important; }
}

/* =========================================================
   Type helpers
   ========================================================= */
.eyebrow{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--yellow-dark);
  margin: 0 0 12px;
  font-weight: 500;
}
.section-dark .eyebrow{ color: var(--yellow); }
.section-title{
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 800;
  max-width: 720px;
}
.section-lead{
  max-width: 620px;
  font-size: 1.05rem;
}
.center{ margin-left:auto; margin-right:auto; text-align:center; }
.highlight{ color: var(--blue); position:relative; }
.section-dark .highlight{ color: var(--blue-light); }

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 14px 26px; border-radius: 999px; font-weight:600; font-size:.95rem;
  border: 1px solid transparent; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}
.btn-lg{ padding: 16px 32px; font-size:1rem; }
.btn-sm{ padding:10px 18px; font-size:.85rem; }
.btn-block{ width:100%; }
.btn-accent{
  background: linear-gradient(135deg, #ff7b2d 0%, #ff4d4f 100%);
  color: var(--white);
  box-shadow: 0 12px 30px rgba(255,77,79,.28);
}
.btn-accent:hover{ transform: translateY(-2px); box-shadow: 0 18px 40px rgba(255,77,79,.38); }
.btn-outline{
  background: transparent; border-color: rgba(255,255,255,.4); color: var(--white);
}
.btn-outline:hover{ border-color: var(--white); background: rgba(255,255,255,.08); transform: translateY(-2px); }

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index:100;
  background: rgba(11,22,34,.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: padding .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.scrolled{ padding: 0; background: rgba(11,22,34,.92); box-shadow: var(--shadow-md); }
.header-inner{
  display:flex; align-items:center; justify-content:space-between; gap:24px;
  padding: 20px 24px; transition: padding .3s var(--ease);
}
.site-header.scrolled .header-inner{ padding: 12px 24px; }

.logo{ display:flex; align-items:center; gap:10px; padding:0; background-color:transparent; }
.logo-with-image{ min-height:52px; align-items:center; flex-shrink:0; }
.logo img{ height:38px; width:38px; object-fit:contain; border-radius:8px; background: var(--offwhite); }
.logo-with-image .logo-image{ display:block; flex:0 0 52px; width:52px; height:52px; object-fit:cover; background-color:transparent; }
.logo-text{ font-family: var(--font-display); font-weight:800; letter-spacing:.02em; color: var(--white); font-size:1.05rem; }
.logo-text em{ font-style:normal; color: var(--yellow); }

.main-nav ul{ display:flex; gap: 30px; }
.nav-link{
  font-size:.92rem; font-weight:500; color: rgba(255,255,255,.78);
  position:relative; padding: 6px 0; transition: color .2s;
}
.nav-link::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:2px; background: var(--yellow);
  transition: width .25s var(--ease);
}
.nav-link:hover, .nav-link.active{ color: var(--white); }
.nav-link:hover::after, .nav-link.active::after{ width:100%; }

.header-actions{ display:flex; align-items:center; gap:18px; }
.header-phone-group{ display:flex; flex-direction:column; gap:8px; align-items:flex-start; }
.header-phone{ display:inline-flex; align-items:center; gap:8px; color: var(--white); font-weight:600; font-size:.9rem; }
.header-phone svg{ color: var(--yellow); }

.hamburger{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:40px; height:40px; background:transparent; border:none; padding:0;
}
.hamburger span{ display:block; height:2px; width:24px; background: var(--white); transition: transform .3s var(--ease), opacity .3s var(--ease); margin:0 auto; }
.hamburger.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity:0; }
.hamburger.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative; overflow:hidden;
  background: radial-gradient(120% 120% at 80% 0%, #16334a 0%, var(--navy) 55%, #081019 100%);
  padding: 170px 0 120px;
  min-height: 100vh;
  display:flex; align-items:center;
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
.grid-pattern{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(70% 70% at 70% 30%, #000 20%, transparent 90%);
}
.blueprint-lines{
  position:absolute; right:-10%; top:10%; width:60%; height:80%;
  background: repeating-linear-gradient(115deg, rgba(111,168,216,.06) 0 2px, transparent 2px 40px);
  opacity:.5;
}
.float-shape{
  position:absolute; border-radius:50%; filter: blur(2px);
  animation: float 9s ease-in-out infinite;
}
.shape-1{ width:14px; height:14px; background: var(--yellow); top:22%; left:12%; animation-delay:0s; }
.shape-2{ width:9px; height:9px; background: var(--blue-light); top:64%; left:6%; animation-delay:2s; }
.shape-3{ width:20px; height:20px; border:2px solid rgba(242,169,27,.5); background:transparent; top:40%; left:22%; animation-delay:4s; }
@keyframes float{
  0%,100%{ transform: translateY(0) translateX(0); }
  50%{ transform: translateY(-22px) translateX(10px); }
}

.hero-inner{ position:relative; z-index:1; display:grid; grid-template-columns: 1.05fr .95fr; gap:60px; align-items:center; }

.hero-title{
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--white);
  font-weight:800;
  margin-bottom:.4em;
}
.hero-title .highlight{ color: var(--yellow); }
.hero-sub{ color: rgba(255,255,255,.72); font-size:1.08rem; max-width:520px; }
.hero-sub strong{ color: var(--white); }
.hero-cta{ display:flex; gap:16px; flex-wrap:wrap; margin: 30px 0 34px; }
.hero-flags{ display:flex; gap:22px; flex-wrap:wrap; }
.flag-item{ display:flex; align-items:center; gap:8px; font-size:.85rem; color: rgba(255,255,255,.75); font-weight:500; }
.flag-item svg{ color: var(--success); flex-shrink:0; }

/* Signature: pressure gauge visual */
.hero-visual{ position:relative; display:flex; justify-content:center; align-items:center; min-height:420px; }
.gauge-wrap{ position:relative; width:320px; height:320px; }
.gauge-svg{ width:100%; height:100%; transform: rotate(-90deg); filter: drop-shadow(0 20px 50px rgba(0,0,0,.45)); }
.gauge-track{
  fill: rgba(255,255,255,.03); stroke: rgba(255,255,255,.12); stroke-width:10;
}
.gauge-fill{
  fill:none; stroke: url(#none); stroke: var(--yellow); stroke-width:10; stroke-linecap:round;
  stroke-dasharray: 754; stroke-dashoffset: 754;
  transition: stroke-dashoffset 1.8s var(--ease);
}
.gauge-needle{
  stroke: var(--yellow); stroke-width:3; stroke-linecap:round;
  transform-origin: 150px 150px; transform: rotate(-45deg);
  transition: transform 1.8s var(--ease);
}
.gauge-hub{ fill: var(--white); }
.gauge-readout{
  position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center;
}
.gauge-label{ font-family: var(--font-mono); font-size:.68rem; letter-spacing:.12em; color: rgba(255,255,255,.5); }
.gauge-value{ font-family: var(--font-mono); font-size:1.3rem; color: var(--white); font-weight:600; margin-top:6px; }

.float-card{
  position:absolute; background: rgba(20,30,42,.85); border: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(10px); border-radius: var(--radius-md); padding: 14px 18px;
  display:flex; flex-direction:column; box-shadow: var(--shadow-md);
  animation: floatCard 6s ease-in-out infinite;
}
.fc-num{ font-family: var(--font-mono); font-weight:600; color: var(--yellow); font-size:1.05rem; }
.fc-label{ font-size:.75rem; color: rgba(255,255,255,.7); margin-top:2px; white-space:nowrap; }
.card-a{ top:-6%; left:-14%; animation-delay:.2s; }
.card-b{ top:16%; right:-18%; animation-delay:1s; }
.card-c{ bottom:12%; left:-20%; animation-delay:1.8s; }
.card-d{ bottom:-8%; right:-10%; animation-delay:2.6s; }
@keyframes floatCard{
  0%,100%{ transform: translateY(0); }
  50%{ transform: translateY(-10px); }
}

.scroll-cue{
  position:absolute; bottom:32px; left:50%; transform:translateX(-50%);
  width:26px; height:42px; border:2px solid rgba(255,255,255,.35); border-radius:20px;
}
.scroll-cue span{
  position:absolute; top:8px; left:50%; transform:translateX(-50%);
  width:4px; height:8px; background: var(--yellow); border-radius:2px;
  animation: scrollCue 1.8s infinite;
}
@keyframes scrollCue{
  0%{ opacity:1; top:8px; } 70%{ opacity:0; top:22px; } 100%{ opacity:0; top:8px; }
}

/* =========================================================
   Reveal animation (JS toggles .in-view)
   ========================================================= */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in-view{ opacity:1; transform:none; }
.reveal:nth-child(2).in-view{ transition-delay:.08s; }
.reveal:nth-child(3).in-view{ transition-delay:.16s; }
.reveal:nth-child(4).in-view{ transition-delay:.24s; }

/* =========================================================
   About
   ========================================================= */
.about-grid{ display:grid; grid-template-columns: 1.1fr .9fr; gap:70px; align-items:start; }
.about-points{ margin-top:18px; }
.about-points li{
  position:relative; padding-left:28px; margin-bottom:10px; color: var(--text-dark); font-weight:500;
}
.about-points li::before{
  content:''; position:absolute; left:0; top:6px; width:16px; height:16px;
  background: var(--blue); border-radius:50%;
}
.about-points li::after{
  content:''; position:absolute; left:5px; top:11px; width:6px; height:3px; border-left:2px solid #fff; border-bottom:2px solid #fff; transform: rotate(-45deg);
}
.about-cards{ display:flex; flex-direction:column; gap:20px; }
.mini-card{
  background: var(--offwhite); border-radius: var(--radius-md); padding: 28px;
  border: 1px solid #e6e9ed; transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.mini-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-md); }
.mini-icon{
  width:52px; height:52px; border-radius:12px; background: var(--navy); color: var(--yellow);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
}
.mini-card p{ margin:0; font-size:.94rem; }

/* =========================================================
   Services
   ========================================================= */
.services-grid{
  display:grid; grid-template-columns: repeat(2, 1fr); gap:24px; margin-top:56px;
}
.service-card{
  background: var(--graphite); border:1px solid var(--steel-line); border-radius: var(--radius-md);
  padding: 32px; position:relative; overflow:hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.service-card::before{
  content:''; position:absolute; inset:0; opacity:0; border-radius:inherit;
  background: linear-gradient(135deg, rgba(242,169,27,.14), transparent 60%);
  transition: opacity .35s var(--ease);
}
.service-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(242,169,27,.4); }
.service-card:hover::before{ opacity:1; }
.service-icon{
  width:60px; height:60px; border-radius:14px; background: var(--steel); color: var(--yellow);
  display:flex; align-items:center; justify-content:center; margin-bottom:20px; position:relative; z-index:1;
  transition: transform .35s var(--ease);
}
.service-card:hover .service-icon{ transform: rotate(-6deg) scale(1.06); }
.service-card h3{ color: var(--white); font-size:1.15rem; position:relative; z-index:1; }
.service-card p{ font-size:.92rem; position:relative; z-index:1; }
.service-link{
  display:inline-flex; align-items:center; gap:6px; font-weight:600; font-size:.88rem;
  color: var(--yellow); position:relative; z-index:1;
}
.service-link span{ transition: transform .25s var(--ease); }
.service-link:hover span{ transform: translateX(4px); }

.service-card.flagship{
  grid-column: span 2; grid-row: auto;
  background: linear-gradient(155deg, var(--blue-dark), #14293b 70%);
  border-color: rgba(242,169,27,.35);
  display:flex; flex-direction:column; justify-content:center;
  padding: 44px;
}
.service-card.featured-service{
  grid-column: span 2;
  background: linear-gradient(145deg, #1f4464 0%, #10253b 55%, #0d1724 100%);
  border-color: rgba(255,123,45,.45);
  box-shadow: 0 24px 60px rgba(0,0,0,.26);
}
.service-card.featured-service::before{
  background: linear-gradient(135deg, rgba(255,123,45,.22), rgba(255,77,79,.08) 70%, transparent 100%);
}
.service-card.featured-service:hover{
  transform: translateY(-10px) scale(1.01);
  box-shadow: 0 30px 76px rgba(255,77,79,.16);
}
.service-card.featured-service .service-icon{
  background: linear-gradient(135deg, rgba(255,123,45,.24), rgba(255,77,79,.24));
  border: 1px solid rgba(255,255,255,.12);
}
.flagship-badge{
  position:absolute; top:24px; right:24px; background: var(--yellow); color: var(--navy);
  font-family: var(--font-mono); font-size:.68rem; letter-spacing:.08em; font-weight:600;
  padding:6px 12px; border-radius:999px;
}
.service-card.flagship h3{ font-size:1.7rem; }
.service-card.flagship p{ font-size:1rem; color: rgba(255,255,255,.78); max-width:420px; }
.service-card.flagship .service-icon{ background: rgba(242,169,27,.16); width:72px; height:72px; }
.service-detail{ display:grid; grid-template-columns: 1fr 1fr; gap:8px 20px; margin: 6px 0 22px; }
.service-detail li{
  font-size:.88rem; color: rgba(255,255,255,.82); padding-left:20px; position:relative;
}
.service-detail li::before{ content:'✓'; position:absolute; left:0; color: var(--yellow); font-weight:700; }

.service-detail-sm{ display:flex; flex-direction:column; gap:6px; margin: 8px 0 18px; }
.service-detail-sm li{
  font-size:.85rem; color: rgba(255,255,255,.78); padding-left:18px; position:relative;
}
.service-detail-sm li::before{ content:'✓'; position:absolute; left:0; color: var(--yellow); font-weight:700; }

/* =========================================================
   Stats
   ========================================================= */
.stats-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:24px; margin-top:56px; }
.stat-card{
  background: var(--offwhite); border-radius: var(--radius-md); padding: 34px 20px; text-align:center;
  position:relative; border:1px solid #e6e9ed;
}
.stat-ring{ width:110px; height:110px; margin:0 auto 14px; transform: rotate(-90deg); }
.ring-track{ fill:none; stroke:#dfe3e8; stroke-width:8; }
.ring-fill{
  fill:none; stroke: var(--blue); stroke-width:8; stroke-linecap:round;
  stroke-dasharray: 327; stroke-dashoffset: 327; transition: stroke-dashoffset 1.6s var(--ease);
}
.stat-num{ font-family: var(--font-mono); font-size:2rem; font-weight:700; color: var(--navy); }
.stat-suffix{ font-family: var(--font-mono); font-size:1.2rem; color: var(--blue); }
.stat-card p{ margin:6px 0 0; font-weight:600; color: var(--muted-dark); font-size:.92rem; }

/* =========================================================
   Projects gallery
   ========================================================= */
.gallery{ display:grid; grid-template-columns: repeat(2,1fr); gap:20px; margin-top:56px; }
.gallery-item{
  position:relative; margin:0; border-radius: var(--radius-md); overflow:hidden; aspect-ratio: 4/3;
  background: var(--steel);
}
.gallery-item img{
  width:100%; height:100%; object-fit:cover; transition: transform .6s var(--ease);
}
.gallery-item:hover img{ transform: scale(1.08); }
.gallery-item figcaption{
  position:absolute; inset:auto 0 0 0; padding: 40px 20px 18px;
  background: linear-gradient(0deg, rgba(11,22,34,.92), transparent);
  display:flex; flex-direction:column; gap:4px;
  transform: translateY(8px); opacity:.92; transition: transform .35s var(--ease);
}
.gallery-item:hover figcaption{ transform: translateY(0); }
.gi-cat{ font-family: var(--font-mono); font-size:.7rem; letter-spacing:.08em; color: var(--yellow); }
.gi-title{ color: var(--white); font-weight:700; font-size:1.02rem; }

/* =========================================================
   Process timeline
   ========================================================= */
.timeline{ position:relative; display:grid; grid-template-columns: repeat(6,1fr); gap:20px; margin-top:70px; }
.timeline-track{
  position:absolute; top:26px; left:0; right:0; height:2px;
  background: repeating-linear-gradient(90deg, #d7dce2 0 10px, transparent 10px 18px);
  z-index:0;
}
.timeline-item{ position:relative; z-index:1; text-align:left; }
.ti-marker{
  width:52px; height:52px; border-radius:50%; background: var(--navy); color: var(--yellow);
  display:flex; align-items:center; justify-content:center; font-family: var(--font-mono); font-weight:700;
  margin-bottom:18px; box-shadow: var(--shadow-sm);
}
.timeline-item h3{ font-size:1.05rem; }
.timeline-item p{ font-size:.88rem; }

/* =========================================================
   Testimonials
   ========================================================= */
.testi-slider{ max-width:760px; margin: 56px auto 0; }
.testi-track{ display:flex; transition: transform .6s var(--ease); }
.testi-slide{
  min-width:100%; margin:0; text-align:center; padding: 0 16px;
}
.testi-slide p{
  font-size:1.25rem; color: var(--white); font-weight:500; line-height:1.55; font-style: normal;
}
.testi-slide cite{ display:block; margin-top:18px; font-style:normal; color: var(--yellow); font-family: var(--font-mono); font-size:.85rem; }
.testi-dots{ display:flex; justify-content:center; gap:10px; margin-top:32px; }
.testi-dots button{
  width:9px; height:9px; border-radius:50%; background: rgba(255,255,255,.25); border:none; padding:0;
  transition: background .25s, transform .25s;
}
.testi-dots button.active{ background: var(--yellow); transform: scale(1.3); }

/* =========================================================
   FAQ accordion
   ========================================================= */
.accordion{ max-width:760px; margin: 50px auto 0; }
.acc-item{ border-bottom:1px solid #e2e6ea; }
.acc-trigger{
  width:100%; display:flex; justify-content:space-between; align-items:center;
  background:none; border:none; padding: 22px 4px; text-align:left; font-size:1.02rem; font-weight:600; color: var(--navy);
}
.acc-icon{ font-family: var(--font-mono); font-size:1.3rem; color: var(--blue); transition: transform .3s var(--ease); flex-shrink:0; margin-left:16px; }
.acc-trigger[aria-expanded="true"] .acc-icon{ transform: rotate(45deg); }
.acc-panel{
  max-height:0; overflow:hidden; transition: max-height .4s var(--ease), padding .4s var(--ease);
}
.acc-panel p{ padding: 0 4px 22px; margin:0; }

/* =========================================================
   Contact
   ========================================================= */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:64px; align-items:start; }
.contact-list{ margin: 26px 0; display:flex; flex-direction:column; gap:16px; }
.contact-list li{ display:flex; gap:12px; align-items:flex-start; color: rgba(255,255,255,.85); font-size:.95rem; }
.contact-list li a{ color:inherit; text-decoration:none; display:inline-flex; align-items:center; gap:8px; }
.contact-list svg{ color: var(--yellow); flex-shrink:0; margin-top:2px; }
.map-frame-wrap{
  margin-top:10px; border-radius: var(--radius-md); overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  box-shadow: var(--shadow-sm);
  width:100%;
}
.map-frame-wrap iframe{
  display:block;
  width:100%;
  min-height:280px;
  height:320px;
  border:0;
}
@media (max-width: 860px){
  .map-frame-wrap iframe{ height:280px; }
}
@media (max-width: 560px){
  .map-frame-wrap iframe{ height:240px; }
}
.contact-form{
  background: var(--graphite); border-radius: var(--radius-lg); padding: 36px; border:1px solid var(--steel-line);
}
.form-row{ margin-bottom:18px; display:flex; flex-direction:column; gap:8px; }
.form-row label{ font-size:.85rem; color: rgba(255,255,255,.7); font-weight:500; }
.form-row input, .form-row select, .form-row textarea{
  background: var(--steel); border:1px solid var(--steel-line); border-radius: var(--radius-sm);
  padding: 12px 14px; color: var(--white); font-family: inherit; font-size:.95rem; resize:vertical;
  transition: border-color .2s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{ border-color: var(--yellow); }
.form-note{ margin: 14px 0 0; font-size:.88rem; color: var(--success); min-height:1.2em; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer{ background: var(--navy); color: rgba(255,255,255,.8); padding-top: 70px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom: 50px; }
.footer-brand p{ font-size:.9rem; margin: 14px 0 18px; color: rgba(255,255,255,.55); }
.social-icons{ display:flex; gap:10px; }
.social-icons a{
  width:36px; height:36px; border-radius:50%; background: rgba(255,255,255,.06); color: var(--white);
  display:flex; align-items:center; justify-content:center; transition: background .25s, transform .25s;
}
.social-icons a:hover{ background: var(--yellow); color: var(--navy); transform: translateY(-3px); }
.footer-col h4{ color: var(--white); font-size:.95rem; margin-bottom:16px; }
.footer-col a, .footer-col p{ display:block; font-size:.88rem; color: rgba(255,255,255,.55); margin-bottom:10px; }
.footer-col a:hover{ color: var(--yellow); }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.08); padding: 22px 0; }
.footer-bottom p{ margin:0; font-size:.82rem; color: rgba(255,255,255,.4); text-align:center; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1080px){
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ min-height:340px; margin-top:20px; }
  .services-grid{ grid-template-columns: repeat(2,1fr); }
  .service-card.flagship{ grid-column: span 2; }
  .about-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .timeline{ grid-template-columns: repeat(3,1fr); row-gap:40px; }
  .timeline-track{ display:none; }
}

@media (max-width: 860px){
  .main-nav{
    position:fixed; top:0; right:0; height:100vh; width:min(320px,80vw);
    background: var(--navy); padding: 100px 32px 32px; transform: translateX(100%);
    transition: transform .35s var(--ease); box-shadow: -12px 0 40px rgba(0,0,0,.3);
  }
  .main-nav.open{ transform: translateX(0); }
  .main-nav ul{ flex-direction:column; gap:26px; }
  .header-phone{ display:none; }
  .hamburger{ display:flex; }
  .stats-grid{ grid-template-columns: repeat(2,1fr); }
  .gallery{ grid-template-columns: repeat(2,1fr); }
  .services-grid{ grid-template-columns: 1fr; }
  .service-card.flagship, .service-card.featured-service{ grid-column: span 1; grid-row: auto; }
}

@media (max-width: 560px){
  .section{ padding: 76px 0; }
  .hero{ padding-top:140px; }
  .hero-cta{ flex-direction:column; align-items:stretch; }
  .hero-flags{ flex-direction:column; gap:10px; }
  .float-card{ display:none; }
  .gauge-wrap{ width:240px; height:240px; }
  .footer-grid{ grid-template-columns: 1fr; }
  .stats-grid{ grid-template-columns: 1fr 1fr; gap:16px; }
  .gallery{ grid-template-columns: 1fr; }
  .timeline{ grid-template-columns: 1fr; }
  .header-actions .btn{ display:none; }
}