/* SEYHAN COPY - style.css */
:root {
  --bg: #0d0f12;
  --surface: #171a1f;
  --surface-2: #20242b;
  --text: #f6f7f9;
  --muted: #a7acb5;
  --accent: #ff6a00;
  --accent-2: #ff9d00;
  --line: rgba(255, 255, 255, 0.09);
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --radius: 24px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 10%, rgba(255, 106, 0, 0.10), transparent 25%),
    radial-gradient(circle at 90% 30%, rgba(255, 157, 0, 0.08), transparent 25%);
  z-index: -1;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

img {
  max-width: 100%;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.section {
  padding: 110px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-2);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--accent);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 48px;
}

.section-heading h2,
.about-content h2,
.contact-copy h2 {
  margin-top: 14px;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.section-heading p,
.about-content p,
.contact-copy p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 1.05rem;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  background: rgba(13, 15, 18, 0.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--white);
  font-weight: 900;
  letter-spacing: -0.04em;
}

.logo strong,
.logo small {
  display: block;
}

.logo strong {
  font-size: 0.98rem;
  letter-spacing: 0.05em;
}

.logo small {
  color: var(--muted);
  font-size: 0.72rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 0.92rem;
  font-weight: 700;
  color: #d9dce1;
  transition: 0.25s ease;
}

.main-nav a:hover {
  color: var(--accent-2);
}

.main-nav .nav-cta {
  padding: 11px 18px;
  background-color: #ff6a00;
  border-radius: 12px;
  color: var(--white);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 12px;
  background: var(--surface);
  padding: 11px;
  cursor: pointer;
}

.menu-button span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--white);
}

.hero {
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: 140px 0 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 70px;
  align-items: center;
}

.hero h1 {
  margin-top: 18px;
  font-size: clamp(3rem, 7vw, 6.3rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
  max-width: 850px;
}

.hero h1 span {
  color: var(--accent);
}

.hero-content > p {
  max-width: 650px;
  margin-top: 26px;
  color: var(--muted);
  font-size: 1.13rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 850;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--white);
  box-shadow: 0 16px 35px rgba(255, 106, 0, 0.25);
}

.button.secondary {
  background: var(--surface);
  border-color: var(--line);
}

.button.full {
  width: 100%;
}

.hero-features {
  display: flex;
  gap: 32px;
  margin-top: 42px;
}

.hero-features div {
  display: grid;
}

.hero-features strong {
  font-size: 1.05rem;
}

.hero-features span {
  color: var(--muted);
  font-size: 0.82rem;
}

.hero-visual {
  position: relative;
  min-height: 500px;
}

.visual-card {
  position: absolute;
  inset: 30px 20px 30px 20px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background:
    linear-gradient(145deg, rgba(255, 106, 0, 0.20), transparent 38%),
    linear-gradient(180deg, #242830, #13161a);
  box-shadow: var(--shadow);
  padding: 54px;
  overflow: hidden;
}

.visual-card::after {
  content: "COPY";
  position: absolute;
  right: -24px;
  bottom: -45px;
  font-size: 8rem;
  font-weight: 950;
  color: rgba(255,255,255,0.035);
  letter-spacing: -0.08em;
}

.visual-kicker {
  color: var(--accent-2);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  font-weight: 900;
}

.visual-card h2 {
  margin-top: 120px;
  font-size: clamp(2.3rem, 5vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.color-bars {
  display: flex;
  gap: 8px;
  margin-top: 36px;
}

.color-bars span {
  width: 42px;
  height: 9px;
  border-radius: 99px;
}

.color-bars span:nth-child(1) { background: #00aeef; }
.color-bars span:nth-child(2) { background: #ec008c; }
.color-bars span:nth-child(3) { background: #fff200; }
.color-bars span:nth-child(4) { background: #111; border: 1px solid #555; }

.floating-card {
  position: absolute;
  z-index: 2;
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(255,255,255,0.95);
  color: #111;
  font-weight: 900;
  box-shadow: 0 15px 40px rgba(0,0,0,0.25);
}

.floating-card.top {
  right: -10px;
  top: 75px;
  transform: rotate(5deg);
}

.floating-card.bottom {
  left: -25px;
  bottom: 85px;
  transform: rotate(-5deg);
}

.services {
  background: rgba(255,255,255,0.018);
  border-block: 1px solid var(--line);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card {
  min-height: 250px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,0.045), rgba(255,255,255,0.018));
  transition: 0.25s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 106, 0, 0.45);
}

.service-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  background: rgba(255, 106, 0, 0.12);
  color: var(--accent-2);
  font-weight: 900;
}

.service-card h3 {
  margin-top: 28px;
  font-size: 1.28rem;
}

.service-card p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.94rem;
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.filter {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  padding: 10px 17px;
  font-weight: 750;
  cursor: pointer;
}

.filter.active,
.filter:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.portfolio-item {
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  background: var(--surface);
  transition: 0.25s ease;
}

.portfolio-item:hover {
  transform: translateY(-5px);
}

.portfolio-item.hidden {
  display: none;
}

.portfolio-image {
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.portfolio-image::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 16px;
}

.portfolio-image span {
  position: relative;
  font-size: 1.35rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: center;
}

.gradient-one { background: linear-gradient(135deg, #ff6a00, #2b1305); }
.gradient-two { background: linear-gradient(135deg, #0d8dd8, #101722); }
.gradient-three { background: linear-gradient(135deg, #bf1d67, #25101a); }
.gradient-four { background: linear-gradient(135deg, #7477ff, #17182e); }
.gradient-five { background: linear-gradient(135deg, #00a37a, #0b201a); }
.gradient-six { background: linear-gradient(135deg, #d9a400, #2d2408); }

.portfolio-info {
  padding: 20px 22px 23px;
}

.portfolio-info h3 {
  font-size: 1.03rem;
}

.portfolio-info p {
  margin-top: 4px;
  color: var(--accent-2);
  font-size: 0.83rem;
  font-weight: 800;
}

.about {
  background: rgba(255,255,255,0.018);
  border-block: 1px solid var(--line);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
  align-items: center;
}

.about-panel {
  min-height: 470px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 44px;
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(255,106,0,0.90), rgba(255,157,0,0.55)),
    #ff6a00;
  color: white;
  box-shadow: var(--shadow);
}

.about-panel span {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  font-weight: 900;
}

.about-panel strong {
  margin-top: 18px;
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.03;
  letter-spacing: -0.05em;
}

.check-list {
  display: grid;
  gap: 13px;
  margin-top: 28px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: #dce0e5;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-2);
  font-weight: 900;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 12px;
  margin-top: 34px;
}

.contact-list a,
.contact-list div {
  display: grid;
  padding: 17px 18px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255,255,255,0.02);
}

.contact-list span {
  color: var(--muted);
  font-size: 0.76rem;
}

.contact-list strong {
  margin-top: 3px;
}

.quote-form {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.quote-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  color: #e7e9ed;
  font-size: 0.88rem;
  font-weight: 750;
}

.quote-form input,
.quote-form select,
.quote-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 13px;
  outline: none;
  background: var(--surface-2);
  color: var(--text);
  padding: 14px 15px;
  transition: border-color 0.2s ease;
}

.quote-form textarea {
  resize: vertical;
}

.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
  border-color: var(--accent);
}

.form-note {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  text-align: center;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  background: #0a0b0d;
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-wrap p,
.footer-wrap > a {
  color: var(--muted);
  font-size: 0.85rem;
}

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 950;
  padding: 13px 18px;
  border-radius: 999px;
  background: #25d366;
  color: #07180d;
  font-weight: 900;
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

@media (max-width: 980px) {
  .menu-button {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 82px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(18, 21, 25, 0.98);
    box-shadow: var(--shadow);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 11px 12px;
  }

  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 440px;
  }

  .service-grid,
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid,
  .contact-grid {
    gap: 45px;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 26px, 1180px);
  }

  .section {
    padding: 82px 0;
  }

  .hero {
    min-height: auto;
    padding-top: 125px;
  }

  .hero h1 {
    font-size: clamp(2.9rem, 15vw, 4.5rem);
  }

  .hero-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .hero-features span {
    font-size: 0.72rem;
  }

  .hero-visual {
    min-height: 390px;
  }

  .visual-card {
    inset: 20px 0;
    padding: 30px;
  }

  .visual-card h2 {
    margin-top: 105px;
  }

  .floating-card.top {
    right: 6px;
  }

  .floating-card.bottom {
    left: -5px;
  }

  .service-grid,
  .portfolio-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .about-panel {
    min-height: 360px;
  }

  .quote-form {
    padding: 22px;
  }

  .footer-wrap {
    flex-direction: column;
    text-align: center;
  }

  .footer-logo {
    justify-content: center;
  }

  .whatsapp-float {
    right: 14px;
    bottom: 14px;
  }
}