/* ===========================
   PILATIN İNŞAAT — STYLE.CSS
   =========================== */

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

:root {
  --navy:      #1a2332;
  --navy-deep: #111820;
  --navy-mid:  #243044;
  --navy-lt:   #2e3f58;
  --blue:    #2563eb;
  --blue-lt: #3b82f6;
  --gold:      #c9882a;
  --white:     #ffffff;
  --gray-50:   #f8f9fa;
  --gray-100:  #f1f3f5;
  --gray-200:  #e9ecef;
  --gray-300:  #dee2e6;
  --gray-400:  #ced4da;
  --gray-500:  #6c757d;
  --gray-700:  #495057;
  --gray-900:  #212529;
  --green:     #16a34a;
  --font-main: 'Inter', system-ui, sans-serif;
  --font-head: 'Barlow Condensed', 'Inter', sans-serif;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:  0 8px 40px rgba(0,0,0,.14);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.18);
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-main); color: var(--gray-900); background: var(--white); line-height: 1.6; overflow-x: hidden; }
img  { max-width: 100%; height: auto; display: block; }
a    { text-decoration: none; color: inherit; }
ul   { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.text-accent { color: var(--blue); }
.text-center { text-align: center; }

/* --- SCROLL ANIMATIONS --- */
.fade-up, .fade-left, .fade-right {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-left  { transform: translateX(-32px); }
.fade-right { transform: translateX(32px); }
.fade-up.in-view, .fade-left.in-view, .fade-right.in-view { opacity: 1; transform: none; }

/* --- TOP BAR --- */
.topbar { background: var(--navy-deep); color: rgba(255,255,255,.75); font-size: .8125rem; padding: 8px 0; position: relative; z-index: 1000; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 20px; }
.topbar-item { display: flex; align-items: center; gap: 6px; color: rgba(255,255,255,.75); transition: color var(--transition); }
.topbar-item:hover { color: var(--blue); }
.btn-topbar { background: var(--blue); color: var(--white); padding: 5px 14px; border-radius: var(--radius-sm); font-weight: 600; font-size: .75rem; letter-spacing: .03em; transition: background var(--transition); }
.btn-topbar:hover { background: var(--blue-lt); }

/* --- HEADER --- */
.header { position: sticky; top: 0; z-index: 999; background: var(--white); border-bottom: 1px solid var(--gray-200); box-shadow: var(--shadow-sm); transition: box-shadow var(--transition); }
.header.scrolled { box-shadow: var(--shadow-md); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }

/* Logo */
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-img { height: 52px; width: auto; display: block; }
.logo-light .logo-img { height: 72px; }
.logo-icon { width: 42px; height: 42px; background: var(--navy); color: var(--blue); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-family: var(--font-head); font-size: 1.4rem; font-weight: 800; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-main { font-family: var(--font-head); font-size: 1.25rem; font-weight: 800; color: var(--navy); letter-spacing: .04em; }
.logo-sub  { font-size: .6875rem; font-weight: 500; color: var(--gray-500); letter-spacing: .12em; text-transform: uppercase; }
.logo-light .logo-main { color: var(--white); }
.logo-light .logo-sub  { color: rgba(255,255,255,.5); }

/* Nav */
.nav { display: flex; align-items: center; gap: 4px; }
.nav-link { padding: 8px 12px; font-size: .875rem; font-weight: 500; color: var(--gray-700); border-radius: var(--radius-sm); transition: color var(--transition), background var(--transition); white-space: nowrap; }
.nav-link:hover { color: var(--navy); background: var(--gray-100); }
.nav-link.active { color: var(--blue); background: rgba(37,99,235,.08); font-weight: 600; }

.header-actions { display: flex; align-items: center; gap: 12px; }

/* Buttons */
.btn-primary { display: inline-flex; align-items: center; gap: 7px; background: var(--blue); color: var(--white); padding: 10px 20px; border-radius: var(--radius-md); font-weight: 600; font-size: .875rem; transition: background var(--transition), transform var(--transition), box-shadow var(--transition); white-space: nowrap; }
.btn-primary:hover { background: var(--blue-lt); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(37,99,235,.35); }
.btn-outline { display: inline-flex; align-items: center; gap: 7px; border: 2px solid var(--navy); color: var(--navy); padding: 10px 20px; border-radius: var(--radius-md); font-weight: 600; font-size: .875rem; transition: all var(--transition); white-space: nowrap; }
.btn-outline:hover { background: var(--navy); color: var(--white); transform: translateY(-1px); }
.btn-lg { padding: 14px 32px; font-size: 1rem; }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: var(--transition); }
.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); }

/* --- SECTION COMMON --- */
.section-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(37,99,235,.1); color: var(--blue); font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: 5px 14px; border-radius: 100px; margin-bottom: 16px; }
.badge-light   { background: rgba(255,255,255,.15); color: var(--white); }
.badge-dark    { background: rgba(255,255,255,.1); color: rgba(255,255,255,.85); }
.section-title { font-family: var(--font-head); font-size: clamp(1.75rem, 3.5vw, 2.75rem); font-weight: 800; line-height: 1.15; color: var(--navy); letter-spacing: -.01em; }
.section-title-lg { font-size: clamp(2rem, 4vw, 3.25rem); }
.section-desc  { font-size: 1rem; color: var(--gray-500); line-height: 1.75; max-width: 560px; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-desc { margin: 16px auto 0; }

/* ================================
   HOMEPAGE – HERO
   ================================ */
.hero { position: relative; min-height: 100vh; display: flex; flex-direction: column; justify-content: center; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(110deg, rgba(17,24,32,.93) 0%, rgba(17,24,32,.80) 55%, rgba(17,24,32,.52) 100%); }
.hero-content { position: relative; z-index: 1; padding: 120px 24px 60px; max-width: 760px; }
.hero-badge { display: inline-flex; align-items: center; gap: 10px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.9); font-size: .8125rem; font-weight: 500; padding: 6px 16px; border-radius: 100px; margin-bottom: 24px; backdrop-filter: blur(8px); }
.badge-dot { width: 7px; height: 7px; background: var(--blue); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.6;transform:scale(1.3)} }
.hero-title { font-family: var(--font-head); font-size: clamp(2.25rem, 5.5vw, 4rem); font-weight: 800; color: var(--white); line-height: 1.08; letter-spacing: -.02em; margin-bottom: 20px; }
.hero-desc { font-size: 1.0625rem; color: rgba(255,255,255,.8); line-height: 1.75; margin-bottom: 36px; max-width: 560px; }
.hero-desc strong { color: var(--white); }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-hero-primary { display: inline-flex; align-items: center; gap: 8px; background: var(--blue); color: var(--white); padding: 14px 28px; border-radius: var(--radius-md); font-weight: 700; font-size: .9375rem; transition: background var(--transition), transform var(--transition), box-shadow var(--transition); }
.btn-hero-primary:hover { background: var(--blue-lt); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,99,235,.4); }
.btn-hero-secondary { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.12); border: 1.5px solid rgba(255,255,255,.3); color: var(--white); padding: 14px 28px; border-radius: var(--radius-md); font-weight: 600; font-size: .9375rem; backdrop-filter: blur(8px); transition: background var(--transition), border-color var(--transition), transform var(--transition); }
.btn-hero-secondary:hover { background: rgba(255,255,255,.2); border-color: rgba(255,255,255,.5); transform: translateY(-2px); }

/* Hero Stats */
.hero-stats { position: relative; z-index: 1; background: rgba(17,24,32,.88); backdrop-filter: blur(12px); border-top: 1px solid rgba(255,255,255,.08); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.stat-card { text-align: center; padding: 28px 20px; border-right: 1px solid rgba(255,255,255,.08); transition: background var(--transition); }
.stat-card:last-child { border-right: none; }
.stat-card:hover { background: rgba(37,99,235,.08); }
.stat-num { font-family: var(--font-head); font-size: 2.25rem; font-weight: 800; color: var(--white); line-height: 1; margin-bottom: 6px; }
.stat-num span { color: var(--blue); }
.stat-label { font-size: .8125rem; color: rgba(255,255,255,.6); font-weight: 500; letter-spacing: .02em; }

/* ================================
   INNER PAGE HERO BANNER
   ================================ */
.page-hero { position: relative; padding: 96px 0 72px; overflow: hidden; }
.page-hero-bg { position: absolute; inset: 0; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(17,24,32,.96) 0%, rgba(26,35,50,.90) 100%); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero-content { max-width: 680px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; margin-bottom: 20px; }
.breadcrumb a, .breadcrumb span { font-size: .8125rem; color: rgba(255,255,255,.5); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb-sep { color: rgba(255,255,255,.3); }
.breadcrumb .current { color: var(--blue); font-weight: 600; }
.page-hero-title { font-family: var(--font-head); font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 800; color: var(--white); line-height: 1.1; letter-spacing: -.02em; margin-bottom: 16px; }
.page-hero-desc { font-size: 1.0625rem; color: rgba(255,255,255,.75); line-height: 1.75; max-width: 540px; }
.page-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }

/* ================================
   HOMEPAGE SECTIONS
   ================================ */

/* Services preview */
.hizmetler-section { padding: 96px 0; background: var(--white); }
.hizmetler-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.hizmet-card { border-radius: var(--radius-lg); overflow: hidden; background: var(--white); border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition); display: flex; flex-direction: column; }
.hizmet-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); border-color: var(--blue); }
.hizmet-img-wrap { position: relative; height: 200px; overflow: hidden; }
.hizmet-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.hizmet-card:hover .hizmet-img-wrap img { transform: scale(1.06); }
.hizmet-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(17,24,32,.5) 0%, transparent 60%); }
.hizmet-content { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.hizmet-icon { width: 52px; height: 52px; background: var(--navy); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; transition: background var(--transition); }
.hizmet-card:hover .hizmet-icon { background: var(--blue); color: var(--white); }
.hizmet-content h3 { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; line-height: 1.25; }
.hizmet-content p { font-size: .875rem; color: var(--gray-500); line-height: 1.65; flex: 1; margin-bottom: 20px; }
.btn-card { display: inline-flex; align-items: center; gap: 6px; color: var(--blue); font-weight: 600; font-size: .875rem; transition: gap var(--transition); }
.btn-card:hover { gap: 10px; }

/* Neden */
.neden-section { position: relative; padding: 96px 0; overflow: hidden; }
.neden-bg-img { position: absolute; inset: 0; z-index: 0; }
.neden-bg-img img { width: 100%; height: 100%; object-fit: cover; }
.neden-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(17,24,32,.97) 0%, rgba(26,35,50,.92) 100%); }
.neden-section .container { position: relative; z-index: 1; }
.neden-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.neden-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.10); border-radius: var(--radius-lg); padding: 32px 24px; transition: background var(--transition), border-color var(--transition), transform var(--transition); backdrop-filter: blur(4px); }
.neden-card:hover { background: rgba(37,99,235,.12); border-color: rgba(37,99,235,.4); transform: translateY(-4px); }
.neden-icon { width: 64px; height: 64px; background: rgba(37,99,235,.15); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; transition: background var(--transition); }
.neden-card:hover .neden-icon { background: var(--blue); color: var(--white); }
.neden-card h3 { font-family: var(--font-head); font-size: 1.1875rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.neden-card p { font-size: .875rem; color: rgba(255,255,255,.65); line-height: 1.65; }

/* Projects preview */
.projeler-section { padding: 96px 0; background: var(--gray-50); }
.projeler-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.proje-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); transition: transform var(--transition), box-shadow var(--transition); }
.proje-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.proje-img-wrap { position: relative; height: 240px; overflow: hidden; }
.proje-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.proje-card:hover .proje-img-wrap img { transform: scale(1.05); }
.proje-tag { position: absolute; top: 16px; left: 16px; background: var(--blue); color: var(--white); font-size: .75rem; font-weight: 700; padding: 4px 12px; border-radius: 100px; letter-spacing: .04em; }
.proje-content { padding: 24px; }
.proje-meta { display: flex; gap: 16px; margin-bottom: 12px; }
.proje-meta span { display: flex; align-items: center; gap: 5px; font-size: .8125rem; color: var(--gray-500); }
.proje-content h3 { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.proje-content p { font-size: .875rem; color: var(--gray-500); line-height: 1.65; }

/* Teklif form */
.teklif-section { padding: 96px 0; background: var(--white); }
.teklif-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items: start; }
.teklif-info .section-title { margin-bottom: 16px; }
.teklif-features { margin-top: 32px; display: flex; flex-direction: column; gap: 20px; }
.teklif-feature { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon { width: 40px; height: 40px; background: var(--blue); color: var(--white); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.teklif-feature strong { display: block; font-size: .9375rem; color: var(--navy); margin-bottom: 3px; }
.teklif-feature p { font-size: .8125rem; color: var(--gray-500); margin: 0; }
.teklif-form-wrap { background: var(--white); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-lg); border: 1px solid var(--gray-200); }
.teklif-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Form elements */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: .875rem; font-weight: 600; color: var(--navy); }
.required { color: var(--blue); }
.form-group input,
.form-group select,
.form-group textarea { padding: 11px 14px; border: 1.5px solid var(--gray-300); border-radius: var(--radius-md); font-family: var(--font-main); font-size: .9375rem; color: var(--gray-900); background: var(--gray-50); transition: border-color var(--transition), box-shadow var(--transition); outline: none; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.12); background: var(--white); }
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236c757d' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-color: var(--gray-50); padding-right: 36px; }
.form-group textarea { resize: vertical; min-height: 100px; }
.btn-form-submit { width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px; background: var(--navy); color: var(--white); padding: 15px 24px; border-radius: var(--radius-md); font-weight: 700; font-size: 1rem; transition: background var(--transition), transform var(--transition); margin-top: 4px; }
.btn-form-submit:hover { background: var(--blue); transform: translateY(-1px); }
.form-note { font-size: .75rem; color: var(--gray-500); text-align: center; margin-top: 12px; }

/* Logos slider */
.referanslar-section { padding: 96px 0; background: var(--navy-deep); }
.referanslar-section .section-title { color: var(--white); }
.referanslar-section .section-desc  { color: rgba(255,255,255,.6); }
.logo-slider-wrap { overflow: hidden; margin-bottom: 56px; position: relative; }
.logo-slider-wrap::before, .logo-slider-wrap::after { content: ''; position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2; }
.logo-slider-wrap::before { left:  0; background: linear-gradient(to right, var(--navy-deep), transparent); }
.logo-slider-wrap::after  { right: 0; background: linear-gradient(to left,  var(--navy-deep), transparent); }
.logo-track { display: flex; gap: 20px; animation: scrollX 28s linear infinite; width: max-content; }
.logo-track:hover { animation-play-state: paused; }
@keyframes scrollX { from{transform:translateX(0)} to{transform:translateX(-50%)} }
.logo-item { flex-shrink: 0; }
.logo-placeholder { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-md); padding: 18px 32px; color: rgba(255,255,255,.55); font-size: .875rem; font-weight: 700; letter-spacing: .06em; white-space: nowrap; transition: background var(--transition), border-color var(--transition), color var(--transition); }
.logo-placeholder:hover { background: rgba(37,99,235,.12); border-color: rgba(37,99,235,.3); color: var(--blue); }

/* Testimonials */
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-lg); padding: 28px; transition: background var(--transition), border-color var(--transition); }
.testimonial-card:hover { background: rgba(255,255,255,.1); border-color: rgba(37,99,235,.3); }
.stars { color: var(--blue); font-size: 1.125rem; margin-bottom: 14px; letter-spacing: 2px; }
.testimonial-card > p { font-size: .9375rem; color: rgba(255,255,255,.8); line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar { width: 40px; height: 40px; background: var(--blue); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: .8125rem; font-weight: 700; flex-shrink: 0; }
.testimonial-author strong { display: block; color: var(--white); font-size: .9375rem; }
.testimonial-author span  { font-size: .8125rem; color: rgba(255,255,255,.5); }

/* İş Güvenliği section */
.guvenlik-section { padding: 96px 0; background: var(--white); }
.guvenlik-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.guvenlik-img-wrap { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-xl); }
.guvenlik-img-wrap img { width: 100%; height: 460px; object-fit: cover; }
.guvenlik-badge-float { position: absolute; bottom: 28px; right: 28px; background: var(--navy); color: var(--white); border-radius: var(--radius-md); padding: 14px 18px; display: flex; align-items: center; gap: 12px; box-shadow: var(--shadow-lg); }
.guvenlik-badge-float svg { color: var(--blue); flex-shrink: 0; }
.guvenlik-badge-float strong { display: block; font-size: 1rem; font-weight: 700; }
.guvenlik-badge-float span  { font-size: .75rem; color: rgba(255,255,255,.6); }
.guvenlik-content .section-title { margin-bottom: 16px; }
.guvenlik-items { margin-top: 32px; display: flex; flex-direction: column; gap: 24px; }
.guvenlik-item { display: flex; gap: 16px; align-items: flex-start; padding-bottom: 24px; border-bottom: 1px solid var(--gray-200); }
.guvenlik-item:last-child { border-bottom: none; padding-bottom: 0; }
.g-icon { width: 44px; height: 44px; background: rgba(37,99,235,.1); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.guvenlik-item strong { display: block; font-size: .9375rem; color: var(--navy); margin-bottom: 4px; font-weight: 600; }
.guvenlik-item p { font-size: .875rem; color: var(--gray-500); margin: 0; }

/* ================================
   INNER PAGE – HIZMETLER
   ================================ */
.hizmet-detail-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm); transition: box-shadow var(--transition), transform var(--transition); margin-bottom: 32px; }
.hizmet-detail-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.hizmet-detail-inner { display: grid; grid-template-columns: 380px 1fr; }
.hizmet-detail-inner.reverse { direction: rtl; }
.hizmet-detail-inner.reverse > * { direction: ltr; }
.hizmet-detail-img { height: 320px; overflow: hidden; }
.hizmet-detail-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.hizmet-detail-card:hover .hizmet-detail-img img { transform: scale(1.05); }
.hizmet-detail-body { padding: 40px; display: flex; flex-direction: column; justify-content: center; }
.hizmet-detail-icon { width: 56px; height: 56px; background: var(--navy); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.hizmet-detail-body h3 { font-family: var(--font-head); font-size: 1.75rem; font-weight: 800; color: var(--navy); margin-bottom: 14px; }
.hizmet-detail-body p { font-size: .9375rem; color: var(--gray-500); line-height: 1.75; margin-bottom: 20px; }
.hizmet-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.hizmet-list li { display: flex; align-items: center; gap: 10px; font-size: .9rem; color: var(--gray-700); }
.hizmet-list li::before { content: ''; width: 6px; height: 6px; background: var(--blue); border-radius: 50%; flex-shrink: 0; }

/* Process section */
.process-section { padding: 96px 0; background: var(--gray-50); }
.process-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; }
.process-steps::before { content: ''; position: absolute; top: 36px; left: 10%; right: 10%; height: 2px; background: linear-gradient(to right, var(--blue), var(--navy)); z-index: 0; }
.process-step { text-align: center; padding: 0 16px; position: relative; z-index: 1; }
.step-num { width: 72px; height: 72px; background: var(--navy); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-family: var(--font-head); font-size: 1.5rem; font-weight: 800; border: 4px solid var(--white); box-shadow: var(--shadow-md); transition: background var(--transition); }
.process-step:hover .step-num { background: var(--blue); }
.process-step h4 { font-family: var(--font-head); font-size: 1.0625rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.process-step p { font-size: .8125rem; color: var(--gray-500); line-height: 1.6; }

/* ================================
   INNER PAGE – PROJELER
   ================================ */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 48px; }
.filter-btn { padding: 9px 22px; border: 1.5px solid var(--gray-300); border-radius: 100px; font-size: .875rem; font-weight: 600; color: var(--gray-700); background: var(--white); cursor: pointer; transition: all var(--transition); }
.filter-btn:hover  { border-color: var(--navy); color: var(--navy); }
.filter-btn.active { background: var(--navy); border-color: var(--navy); color: var(--white); }
.projeler-full-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.proje-full-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); transition: transform var(--transition), box-shadow var(--transition); }
.proje-full-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.proje-full-img { position: relative; height: 220px; overflow: hidden; }
.proje-full-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.proje-full-card:hover .proje-full-img img { transform: scale(1.05); }
.proje-full-body { padding: 22px; }
.proje-full-body h3 { font-family: var(--font-head); font-size: 1.125rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; line-height: 1.3; }
.proje-full-body p { font-size: .8125rem; color: var(--gray-500); line-height: 1.6; margin-bottom: 16px; }
.proje-full-footer { display: flex; justify-content: space-between; align-items: center; padding: 14px 22px; border-top: 1px solid var(--gray-100); background: var(--gray-50); }
.proje-detail-link { font-size: .8125rem; font-weight: 600; color: var(--blue); display: flex; align-items: center; gap: 5px; }

/* ================================
   INNER PAGE – HAKKIMIZDA
   ================================ */
.about-story { padding: 96px 0; background: var(--white); }
.about-story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-img-wrap { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-xl); }
.about-img-wrap img { width: 100%; height: 500px; object-fit: cover; }
.about-img-badge { position: absolute; bottom: 28px; left: 28px; background: var(--blue); color: var(--white); border-radius: var(--radius-md); padding: 16px 20px; }
.about-img-badge strong { display: block; font-family: var(--font-head); font-size: 2rem; font-weight: 800; line-height: 1; }
.about-img-badge span   { font-size: .8125rem; }
.about-body .section-title { margin-bottom: 16px; }
.about-body p { font-size: .9375rem; color: var(--gray-500); line-height: 1.8; margin-bottom: 16px; }
.about-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.about-stat { text-align: center; padding: 20px; background: var(--gray-50); border-radius: var(--radius-md); border: 1px solid var(--gray-200); }
.about-stat-num { font-family: var(--font-head); font-size: 2rem; font-weight: 800; color: var(--navy); }
.about-stat-num span { color: var(--blue); }
.about-stat-label { font-size: .8125rem; color: var(--gray-500); margin-top: 4px; }

/* Values */
.values-section { padding: 96px 0; background: var(--gray-50); }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.value-card { background: var(--white); border-radius: var(--radius-lg); padding: 36px 28px; border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition); }
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--blue); }
.value-icon { width: 60px; height: 60px; background: rgba(37,99,235,.1); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; transition: background var(--transition); }
.value-card:hover .value-icon { background: var(--blue); color: var(--white); }
.value-card h3 { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.value-card p { font-size: .875rem; color: var(--gray-500); line-height: 1.7; }

/* Timeline */
.timeline-section { padding: 96px 0; background: var(--navy-deep); }
.timeline { position: relative; padding-left: 48px; }
.timeline::before { content: ''; position: absolute; left: 15px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--blue), rgba(37,99,235,.1)); }
.timeline-item { position: relative; margin-bottom: 48px; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-dot { position: absolute; left: -41px; top: 4px; width: 14px; height: 14px; background: var(--blue); border-radius: 50%; border: 3px solid var(--navy-deep); }
.timeline-year { font-family: var(--font-head); font-size: 1.5rem; font-weight: 800; color: var(--blue); margin-bottom: 6px; }
.timeline-item h4 { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.timeline-item p { font-size: .875rem; color: rgba(255,255,255,.6); line-height: 1.7; max-width: 560px; }

/* Team */
.team-section { padding: 96px 0; background: var(--white); }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card { text-align: center; }
.team-img { width: 120px; height: 120px; border-radius: 50%; overflow: hidden; margin: 0 auto 16px; border: 4px solid var(--gray-200); transition: border-color var(--transition); }
.team-card:hover .team-img { border-color: var(--blue); }
.team-img img { width: 100%; height: 100%; object-fit: cover; }
.team-img-placeholder { width: 100%; height: 100%; background: var(--navy); display: flex; align-items: center; justify-content: center; font-family: var(--font-head); font-size: 2rem; font-weight: 800; color: var(--blue); }
.team-card h4 { font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.team-card .team-role { font-size: .875rem; color: var(--blue); font-weight: 600; margin-bottom: 6px; }
.team-card p { font-size: .8125rem; color: var(--gray-500); line-height: 1.6; }

/* Sertifikalar */
.certs-section { padding: 72px 0; background: var(--gray-50); }
.certs-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.cert-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: 24px 20px; text-align: center; transition: border-color var(--transition), box-shadow var(--transition); }
.cert-card:hover { border-color: var(--blue); box-shadow: var(--shadow-md); }
.cert-icon { width: 48px; height: 48px; background: rgba(37,99,235,.1); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; }
.cert-card strong { display: block; font-size: .875rem; color: var(--navy); font-weight: 700; margin-bottom: 4px; }
.cert-card span { font-size: .75rem; color: var(--gray-500); }

/* ================================
   INNER PAGE – İŞ GÜVENLİĞİ
   ================================ */
.safety-hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 80px; }
.safety-stat { background: var(--white); border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); transition: transform var(--transition), box-shadow var(--transition); }
.safety-stat:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.safety-stat-num { font-family: var(--font-head); font-size: 2.5rem; font-weight: 800; color: var(--blue); line-height: 1; margin-bottom: 8px; }
.safety-stat-label { font-size: .875rem; color: var(--gray-500); font-weight: 500; }
.safety-measures { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 80px; }
.safety-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition); }
.safety-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--blue); }
.safety-card-icon { width: 56px; height: 56px; background: rgba(37,99,235,.1); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; transition: background var(--transition); }
.safety-card:hover .safety-card-icon { background: var(--blue); color: var(--white); }
.safety-card h3 { font-family: var(--font-head); font-size: 1.1875rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.safety-card p { font-size: .875rem; color: var(--gray-500); line-height: 1.7; }
.safety-commitment { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%); border-radius: var(--radius-lg); padding: 56px; display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
.safety-commitment h2 { font-family: var(--font-head); font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 800; color: var(--white); line-height: 1.2; margin-bottom: 16px; }
.safety-commitment p { font-size: .9375rem; color: rgba(255,255,255,.7); line-height: 1.75; }

/* ================================
   INNER PAGE – REFERANSLAR
   ================================ */
.ref-logos-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; margin-bottom: 80px; }
.ref-logo-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: 28px 20px; display: flex; align-items: center; justify-content: center; transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition); }
.ref-logo-card:hover { border-color: var(--blue); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.ref-logo-text { font-size: .9375rem; font-weight: 800; color: var(--navy); letter-spacing: .04em; text-align: center; }

/* ================================
   INNER PAGE – İLETİŞİM
   ================================ */
.iletisim-section { padding: 96px 0; background: var(--gray-50); }
.iletisim-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; }
.contact-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-md); border: 1px solid var(--gray-200); margin-bottom: 20px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; padding: 20px 0; border-bottom: 1px solid var(--gray-100); }
.contact-item:first-child { padding-top: 0; }
.contact-item:last-child  { border-bottom: none; padding-bottom: 0; }
.contact-icon { width: 44px; height: 44px; background: rgba(37,99,235,.1); color: var(--blue); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-item strong { display: block; font-size: .875rem; font-weight: 600; color: var(--navy); margin-bottom: 4px; }
.contact-item p, .contact-item a { font-size: .9375rem; color: var(--gray-700); line-height: 1.5; }
.contact-item a:hover { color: var(--blue); }
.btn-whatsapp { display: flex; align-items: center; gap: 10px; justify-content: center; background: #25d366; color: var(--white); padding: 14px 24px; border-radius: var(--radius-md); font-weight: 700; font-size: .9375rem; transition: background var(--transition), transform var(--transition); }
.btn-whatsapp:hover { background: #1ebe5d; transform: translateY(-2px); }
.iletisim-map { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.map-wrap { height: 480px; }
.map-wrap iframe { display: block; }

/* FAQ */
.faq-section { padding: 96px 0; background: var(--white); }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.faq-item { border: 1.5px solid var(--gray-200); border-radius: var(--radius-md); overflow: hidden; transition: border-color var(--transition); }
.faq-item.open { border-color: var(--blue); }
.faq-question { width: 100%; text-align: left; padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; gap: 16px; background: var(--white); font-size: .9375rem; font-weight: 600; color: var(--navy); cursor: pointer; transition: background var(--transition); }
.faq-item.open .faq-question { background: rgba(37,99,235,.04); color: var(--blue); }
.faq-arrow { flex-shrink: 0; transition: transform var(--transition); color: var(--gray-500); }
.faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--blue); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding var(--transition); }
.faq-answer-inner { padding: 0 20px 18px; font-size: .9rem; color: var(--gray-500); line-height: 1.75; }

/* ================================
   CTA BANNER
   ================================ */
.cta-section { padding: 80px 0; background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%); }
.cta-inner { text-align: center; }
.cta-inner h2 { font-family: var(--font-head); font-size: clamp(1.75rem, 3.5vw, 2.75rem); font-weight: 800; color: var(--white); margin-bottom: 16px; line-height: 1.2; }
.cta-inner p { font-size: 1.0625rem; color: rgba(255,255,255,.75); margin-bottom: 36px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-cta-primary   { display: inline-flex; align-items: center; gap: 8px; background: var(--blue); color: var(--white); padding: 14px 32px; border-radius: var(--radius-md); font-weight: 700; font-size: 1rem; transition: background var(--transition), transform var(--transition); }
.btn-cta-primary:hover { background: var(--blue-lt); transform: translateY(-2px); }
.btn-cta-secondary { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.12); border: 1.5px solid rgba(255,255,255,.3); color: var(--white); padding: 14px 28px; border-radius: var(--radius-md); font-weight: 600; font-size: 1rem; transition: background var(--transition), border-color var(--transition); }
.btn-cta-secondary:hover { background: rgba(255,255,255,.2); border-color: rgba(255,255,255,.5); }

/* ================================
   FOOTER
   ================================ */
.footer { background: var(--navy-deep); }
.footer-top  { padding: 72px 0 48px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 48px; }
.footer-brand p { font-size: .875rem; color: rgba(255,255,255,.5); line-height: 1.7; margin-top: 16px; margin-bottom: 24px; }
.social-links { display: flex; gap: 10px; }
.social-link { width: 38px; height: 38px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.6); transition: background var(--transition), color var(--transition), border-color var(--transition); }
.social-link:hover { background: var(--blue); color: var(--white); border-color: var(--blue); }
.footer-col h4 { font-size: .875rem; font-weight: 700; color: var(--white); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a, .footer-col ul li span { font-size: .875rem; color: rgba(255,255,255,.5); transition: color var(--transition), padding-left var(--transition); display: block; }
.footer-col ul li a:hover { color: var(--blue); padding-left: 4px; }
.btn-footer-cta { display: inline-flex; margin-top: 20px; background: var(--blue); color: var(--white); padding: 10px 20px; border-radius: var(--radius-md); font-weight: 600; font-size: .875rem; transition: background var(--transition); }
.btn-footer-cta:hover { background: var(--blue-lt); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.07); padding: 20px 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-bottom p { font-size: .8125rem; color: rgba(255,255,255,.35); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: .8125rem; color: rgba(255,255,255,.35); transition: color var(--transition); }
.footer-legal a:hover { color: var(--blue); }

/* ================================
   FLOATING BUTTONS
   ================================ */
.whatsapp-float { position: fixed; bottom: 88px; right: 24px; width: 56px; height: 56px; background: #25d366; color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,.4); z-index: 900; transition: transform var(--transition), box-shadow var(--transition); }
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,.55); }
.back-to-top { position: fixed; bottom: 24px; right: 24px; width: 44px; height: 44px; background: var(--navy); color: var(--white); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-md); z-index: 900; opacity: 0; transform: translateY(12px); transition: opacity var(--transition), transform var(--transition), background var(--transition); pointer-events: none; }
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.back-to-top:hover { background: var(--blue); }

/* ================================
   RESPONSIVE
   ================================ */
@media (max-width: 1100px) {
  .hizmetler-grid       { grid-template-columns: repeat(2, 1fr); }
  .neden-grid           { grid-template-columns: repeat(2, 1fr); }
  .footer-grid          { grid-template-columns: 1fr 1fr; gap: 40px; }
  .team-grid            { grid-template-columns: repeat(2, 1fr); }
  .certs-grid           { grid-template-columns: repeat(3, 1fr); }
  .ref-logos-grid       { grid-template-columns: repeat(4, 1fr); }
  .projeler-full-grid   { grid-template-columns: repeat(2, 1fr); }
  .hizmet-detail-inner  { grid-template-columns: 300px 1fr; }
  .process-steps        { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .process-steps::before{ display: none; }
  .safety-commitment    { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .stats-grid           { grid-template-columns: repeat(2, 1fr); }
  .stats-grid .stat-card:nth-child(2) { border-right: none; }
  .stats-grid .stat-card:nth-child(3) { border-top: 1px solid rgba(255,255,255,.08); }
  .teklif-grid          { grid-template-columns: 1fr; gap: 40px; }
  .guvenlik-grid        { grid-template-columns: 1fr; }
  .projeler-grid        { grid-template-columns: 1fr; }
  .iletisim-grid        { grid-template-columns: 1fr; }
  .testimonial-grid     { grid-template-columns: 1fr; }
  .about-story-grid     { grid-template-columns: 1fr; }
  .values-grid          { grid-template-columns: repeat(2, 1fr); }
  .faq-grid             { grid-template-columns: 1fr; }
  .safety-hero-stats    { grid-template-columns: repeat(2, 1fr); }
  .safety-measures      { grid-template-columns: repeat(2, 1fr); }
  .hizmet-detail-inner  { grid-template-columns: 1fr; }
  .hizmet-detail-inner.reverse { direction: ltr; }
  .hizmet-detail-img    { height: 220px; }
  .map-wrap             { height: 320px; }
}

@media (max-width: 768px) {
  .topbar-right .topbar-item { display: none; }
  .nav { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--white); border-top: 1px solid var(--gray-200); padding: 16px 24px; flex-direction: column; gap: 4px; box-shadow: var(--shadow-lg); z-index: 998; }
  .nav.open { display: flex; }
  .nav-link { padding: 12px 16px; border-radius: var(--radius-md); }
  .hamburger { display: flex; }
  .header-inner { position: relative; }
  .hizmetler-grid    { grid-template-columns: 1fr; }
  .neden-grid        { grid-template-columns: 1fr; }
  .teklif-form .form-row { grid-template-columns: 1fr; }
  .footer-grid       { grid-template-columns: 1fr; gap: 32px; }
  .hero-content      { padding: 100px 24px 48px; }
  .ref-logos-grid    { grid-template-columns: repeat(3, 1fr); }
  .projeler-full-grid{ grid-template-columns: 1fr; }
  .values-grid       { grid-template-columns: 1fr; }
  .certs-grid        { grid-template-columns: repeat(2, 1fr); }
  .team-grid         { grid-template-columns: 1fr 1fr; }
  .safety-commitment { padding: 36px 24px; }
}

@media (max-width: 520px) {
  .stats-grid         { grid-template-columns: repeat(2, 1fr); }
  .hero-title         { font-size: 2rem; }
  .teklif-form-wrap   { padding: 24px 20px; }
  .topbar-left        { gap: 12px; }
  .topbar-left .topbar-item:first-child { display: none; }
  .ref-logos-grid     { grid-template-columns: repeat(2, 1fr); }
  .about-stats-row    { grid-template-columns: 1fr; }
  .safety-hero-stats  { grid-template-columns: 1fr 1fr; }
  .certs-grid         { grid-template-columns: repeat(2, 1fr); }
  .process-steps      { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .fade-up, .fade-left, .fade-right { opacity:1!important; transform:none!important; transition:none!important; }
  .logo-track  { animation: none; }
  .badge-dot   { animation: none; }
}
@keyframes spin { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }