/* ==========================================================================
   BİSOLAR ENERJİ — Kurumsal Web Sitesi Stili
   ========================================================================== */

:root {
  --ink: #132c2a;
  --deep: #0c2221;
  --green: #b5d84a;
  --lime: #d4ee80;
  --muted: #63716e;
  --paper: #f7f8f4;
  --line: #dfe5dc;
  --white: #ffffff;
  --font: 'DM Sans', sans-serif;
  --display: 'Manrope', sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font);
  background: var(--paper);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
  touch-action: none;
}

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

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

.container {
  width: min(1180px, calc(100% - 56px));
  margin-inline: auto;
}

/* ==========================================================================
   Üst Bilgi & Gezinme (Header & Navigation)
   ========================================================================== */
.site-header {
  height: 86px;
  background: rgba(247, 248, 244, 0.96);
  position: sticky;
  top: 0;
  z-index: 25;
  border-bottom: 1px solid rgba(19, 44, 42, 0.08);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.brand-mark {
  height: 39px;
  width: 39px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
  padding: 7px 6px;
  border-radius: 10px;
  background: var(--ink);
  transform: skew(-5deg);
}

.brand-mark i {
  display: block;
  flex: 1;
  background: var(--green);
  border-radius: 2px 2px 0 0;
}

.brand-mark i:nth-child(1) { height: 42%; }
.brand-mark i:nth-child(2) { height: 72%; }
.brand-mark i:nth-child(3) { height: 100%; }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text strong {
  font-family: var(--display);
  font-size: 21px;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.brand-text small {
  font-size: 8px;
  letter-spacing: 0.12em;
  color: #6b7773;
  margin-top: 6px;
  font-weight: 700;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 35px;
  font-size: 13px;
  font-weight: 600;
}

.main-nav > a:not(.nav-cta) {
  color: #53625f;
  transition: color 0.2s;
  padding: 6px 0;
}

.main-nav > a:hover {
  color: #6e8d12;
}

.nav-cta {
  background: var(--ink);
  color: #fff !important;
  padding: 12px 18px;
  border-radius: 4px;
  transition: background 0.2s, transform 0.2s;
}

.nav-cta:hover {
  background: #1d3d3a;
  transform: translateY(-1px);
}

.nav-cta span {
  color: var(--green);
  margin-left: 10px;
}

.menu-toggle {
  display: none;
}

.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(12, 34, 33, 0.6);
  backdrop-filter: blur(4px);
  z-index: 20;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

body.menu-open .nav-backdrop {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   Hero Bölümü
   ========================================================================== */
.hero {
  position: relative;
  min-height: 650px;
  background: var(--deep);
  color: #fff;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: linear-gradient(90deg, black, transparent 90%);
}

.hero-content {
  position: relative;
  z-index: 3;
  padding-top: 68px;
  padding-bottom: 64px;
}

.eyebrow, .section-kicker {
  font-size: 10px;
  letter-spacing: 0.17em;
  font-weight: 700;
  color: #a9c85a;
  display: flex;
  align-items: center;
  gap: 12px;
}

.eyebrow-line {
  width: 28px;
  height: 1px;
  background: var(--green);
}

h1, h2, h3, p {
  margin-top: 0;
}

h1, h2 {
  font-family: var(--display);
  letter-spacing: -0.055em;
  font-weight: 600;
}

h1 {
  font-size: clamp(40px, 5.2vw, 68px);
  line-height: 1.12;
  margin: 26px 0 22px;
  max-width: 720px;
}

h1 em, h2 em {
  font-style: normal;
  color: var(--green);
}

.hero-lead {
  max-width: 520px;
  color: #b6c4bf;
  font-size: 16px;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 0;
  border-radius: 4px;
  padding: 15px 22px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  min-height: 48px;
}

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

.button-primary {
  background: var(--green);
  color: var(--ink);
}

.button-primary:hover {
  background: #c3e55c;
  box-shadow: 0 8px 20px rgba(181, 216, 74, 0.28);
}

.button-primary span {
  font-size: 17px;
}

.text-link {
  font-size: 12px;
  color: #e3e9e4;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  padding: 8px 0;
}

.text-link span {
  margin-left: 10px;
  color: var(--green);
}

.hero-proof {
  display: flex;
  gap: 0;
  margin-top: 65px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  max-width: 650px;
}

.hero-proof div {
  display: flex;
  flex-direction: column;
  padding: 0 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-proof div:first-child {
  padding-left: 0;
}

.hero-proof div:last-child {
  border: 0;
}

.hero-proof strong {
  font-size: 13px;
  color: #f3f6f1;
}

.hero-proof span {
  font-size: 11px;
  color: #92a39c;
  margin-top: 4px;
}

.hero-art {
  position: absolute;
  z-index: 1;
  right: -2%;
  top: 0;
  width: 49%;
  height: 100%;
  overflow: hidden;
  background: radial-gradient(ellipse at 60% 35%, rgba(107, 143, 61, 0.19), transparent 45%);
  pointer-events: none;
}

.sun {
  position: absolute;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  right: 27%;
  top: 17%;
  background: linear-gradient(140deg, #e4f4a0, #9fc63c);
  box-shadow: 0 0 100px rgba(185, 218, 80, 0.17);
}

.orbit {
  position: absolute;
  border: 1px solid rgba(185, 218, 80, 0.23);
  border-radius: 50%;
  transform: rotate(-28deg);
}

.orbit-one { width: 600px; height: 280px; right: -7%; top: 17%; }
.orbit-two { width: 710px; height: 350px; right: -12%; top: 12%; }

.solar-field {
  position: absolute;
  right: -5%;
  bottom: 12%;
  width: 91%;
  height: 48%;
  transform: perspective(500px) rotateX(58deg) rotateZ(-23deg);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  opacity: 0.85;
}

.panel-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.panel-row span {
  height: 25px;
  border: 1px solid rgba(193, 222, 105, 0.45);
  background: linear-gradient(130deg, rgba(44, 83, 77, 0.9), rgba(18, 47, 44, 0.95));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.025);
}

.art-caption {
  position: absolute;
  right: 13%;
  bottom: 7%;
  font-size: 9px;
  letter-spacing: 0.13em;
  color: #9eb0a4;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}

.hero-bottomline {
  position: absolute;
  bottom: 0;
  height: 4px;
  left: 0;
  width: 36%;
  background: var(--green);
}

/* ==========================================================================
   Güven Şeridi (Trust Strip)
   ========================================================================== */
.trust-strip {
  background: #eaf0e3;
  border-bottom: 1px solid #dfe7d9;
}

.trust-inner {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  flex-wrap: wrap;
}

.trust-inner span {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.13em;
  color: #50615a;
}

.trust-inner i {
  height: 4px;
  width: 4px;
  border-radius: 50%;
  background: #9cbf3c;
}

/* ==========================================================================
   Genel Bölümler
   ========================================================================== */
.section {
  padding: 105px 0;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10%;
}

.section-kicker {
  color: #718c2c;
  margin-bottom: 24px;
}

.section h2, .approach-copy h2, .cta-band h2, .contact-copy h2 {
  font-size: clamp(34px, 3.8vw, 48px);
  line-height: 1.18;
  margin-bottom: 0;
}

.intro-copy {
  padding-top: 25px;
  max-width: 520px;
}

.large-copy {
  font-family: var(--display);
  font-size: 21px;
  line-height: 1.55;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
}

.intro-copy p:not(.large-copy) {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.95;
  margin-bottom: 16px;
}

.underlined-link {
  display: inline-flex;
  gap: 20px;
  align-items: center;
  margin-top: 17px;
  padding-bottom: 9px;
  border-bottom: 1px solid #b6c6a9;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  transition: border-color 0.2s;
}

.underlined-link:hover {
  border-color: #6e8d12;
}

.underlined-link span {
  color: #789b22;
  font-size: 16px;
}

/* ==========================================================================
   Çözümler / Hizmetler (Services)
   ========================================================================== */
.services-section {
  background: #edf1e9;
  padding-top: 100px;
  padding-bottom: 110px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 45px;
}

.section-heading > p {
  max-width: 320px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
  margin-bottom: 5px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.service-card {
  min-height: 280px;
  background: #fbfcf8;
  padding: 26px 24px 22px;
  border: 1px solid #e2e8dd;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: #b8cc83;
  box-shadow: 0 12px 28px rgba(19, 44, 42, 0.05);
}

.service-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #8b9a8d;
  font-size: 11px;
  font-weight: 700;
}

.service-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  background: #eaf1dc;
  border-radius: 50%;
  font-size: 20px;
  color: #597b1d;
}

.service-card h3 {
  font-family: var(--display);
  font-size: 18px;
  line-height: 1.35;
  letter-spacing: -0.03em;
  margin: 25px 0 12px;
}

.service-card p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-card > a {
  margin-top: auto;
  color: #7c9e2d;
  font-size: 20px;
  align-self: flex-end;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  transition: background 0.2s, color 0.2s;
}

.service-card:hover > a {
  background: #eaf1dc;
  color: #4c6c15;
}

/* ==========================================================================
   Çalışma Yaklaşımımız (Approach)
   ========================================================================== */
.approach-section {
  padding: 110px 0;
  background: #fff;
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 9%;
}

.approach-visual {
  position: relative;
  min-height: 400px;
  background: #102b2a;
  overflow: hidden;
  display: grid;
  place-items: center;
  border-radius: 4px;
}

.approach-visual:before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
}

.visual-ring {
  position: absolute;
  border: 1px solid rgba(194, 221, 114, 0.3);
  border-radius: 50%;
  aspect-ratio: 1;
}

.ring-a { width: 270px; }
.ring-b { width: 360px; }

.visual-sun {
  z-index: 1;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--green);
  color: var(--ink);
  font-family: var(--display);
  font-weight: 800;
  font-size: 24px;
  line-height: 1;
}

.visual-sun span {
  font-size: 13px;
  letter-spacing: 0.14em;
  margin-top: 5px;
}

.visual-note {
  position: absolute;
  z-index: 2;
  background: #1c3c38;
  border: 1px solid rgba(195, 221, 116, 0.25);
  color: #c8d9bd;
  padding: 8px 12px;
  font-size: 9px;
  letter-spacing: 0.1em;
  border-radius: 2px;
}

.note-one { top: 20%; left: 8%; }
.note-two { right: 6%; top: 36%; }
.note-three { bottom: 17%; left: 24%; }

.approach-copy > p {
  margin: 25px 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.95;
}

.steps {
  border-top: 1px solid var(--line);
  margin-top: 25px;
}

.steps > div {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.steps b {
  font-size: 12px;
  color: #88a33c;
}

.steps span {
  display: flex;
  flex-direction: column;
}

.steps strong {
  font-size: 13px;
}

.steps small {
  font-size: 12px;
  color: #77847d;
  margin-top: 2px;
}

/* ==========================================================================
   CTA Bandı
   ========================================================================== */
.cta-band {
  background: #b6d94a;
  padding: 60px 0;
}

.cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cta-band .section-kicker {
  color: #435d18;
  margin-bottom: 12px;
}

.cta-band h2 {
  font-size: clamp(32px, 3.8vw, 45px);
}

.cta-band h2 em {
  color: #fff;
}

.button-light {
  background: var(--ink);
  color: white;
}

.button-light:hover {
  background: #1f423f;
  box-shadow: 0 8px 20px rgba(19, 44, 42, 0.25);
}

.button-light span {
  color: var(--green);
  font-size: 17px;
}

/* ==========================================================================
   İletişim Bölümü & Formu (Contact Section)
   ========================================================================== */
.contact-section {
  background: #f7f8f4;
  padding: 110px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 12%;
}

.contact-copy > p {
  max-width: 380px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.95;
  margin: 24px 0 36px;
}

.contact-detail {
  display: flex;
  gap: 15px;
  align-items: center;
  margin-top: 20px;
}

.detail-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: #e9efdf;
  color: #6e8d20;
  border-radius: 50%;
  font-size: 18px;
  flex-shrink: 0;
}

.contact-detail div {
  display: flex;
  flex-direction: column;
}

.contact-detail small {
  font-size: 10px;
  letter-spacing: 0.13em;
  color: #849087;
  font-weight: 700;
}

.contact-detail a, .contact-detail strong {
  font-size: 13px;
  font-weight: 700;
  margin-top: 3px;
}

/* E-posta Tersten Maskeleme (Anti-Spambot) */
.reverse-email {
  unicode-bidi: bidi-override;
  direction: rtl;
  display: inline-block;
  cursor: pointer;
  user-select: all;
  font-size: 13px;
  font-weight: 700;
  margin-top: 3px;
  color: var(--ink);
  transition: color 0.2s;
}

.reverse-email:hover {
  color: #6e8d20;
}

/* Honeypot gizleme kuralı */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
  overflow: hidden !important;
}

.contact-form {
  background: #fff;
  padding: 36px 36px;
  border: 1px solid #e4e9e1;
  border-radius: 4px;
  box-shadow: 0 15px 45px rgba(29, 53, 37, 0.035);
}

.form-title {
  font-family: var(--display);
  font-weight: 800;
  font-size: 19px;
  margin-bottom: 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-title span {
  font-size: 11px;
  color: #8cad34;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  color: #4b5c55;
  margin-bottom: 17px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form input:not([type=checkbox]),
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid #e0e6dc;
  background: #fafbf8;
  padding: 12px 14px;
  border-radius: 3px;
  outline: none;
  color: var(--ink);
  font-size: 13px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: #9fbe50;
  box-shadow: 0 0 0 3px rgba(159, 190, 80, 0.15);
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #a0aaa2;
}

.contact-form .consent {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
  font-size: 11px;
  line-height: 1.6;
  color: #69766e;
  font-weight: 500;
  cursor: pointer;
}

.consent input {
  margin-top: 3px;
  accent-color: #7c9e2d;
  width: 16px;
  height: 16px;
}

.form-submit {
  width: 100%;
  margin-top: 4px;
  justify-content: center;
}

.form-submit span {
  margin-left: 12px;
}

.form-note {
  font-size: 10px;
  color: #8a958c;
  margin: 14px 0 0;
  text-align: center;
}

.form-success {
  background: #edf5dc;
  border-left: 4px solid #91b52f;
  padding: 14px 16px;
  font-size: 13px;
  margin-bottom: 20px;
  color: #30491a;
  border-radius: 2px;
}

/* ==========================================================================
   Alt Bilgi (Footer)
   ========================================================================== */
.site-footer {
  background: #0c2221;
  color: #fff;
  padding: 48px 0 0;
}

.footer-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 40px;
}

.brand-footer .brand-mark {
  background: #1d3935;
}

.brand-footer .brand-text strong {
  color: #fff;
}

.brand-footer .brand-text small {
  color: #8d9e94;
}

.footer-main > p {
  font-family: var(--display);
  font-size: 18px;
  line-height: 1.5;
  color: #c1cec4;
  margin: 0;
}

.footer-top {
  font-size: 10px;
  letter-spacing: 0.13em;
  color: #b6d94a;
  font-weight: 800;
  padding: 8px 12px;
  border: 1px solid rgba(182, 217, 74, 0.25);
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}

.footer-top:hover {
  background: rgba(182, 217, 74, 0.15);
  color: #d4ee80;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  color: #8d9f95;
  font-size: 10px;
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Yüzen WhatsApp İletişim Butonu
   ========================================================================== */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  background: #25D366;
  color: #fff;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  text-decoration: none;
}

.wa-float:hover {
  transform: scale(1.08) translateY(-3px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.5);
}

.wa-float svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

.wa-float .wa-tooltip {
  position: absolute;
  right: 68px;
  background: var(--ink);
  color: #fff;
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translateX(8px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  pointer-events: none;
}

.wa-float:hover .wa-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* ==========================================================================
   Duyarlı (Responsive) Tasarım Kırılımları
   ========================================================================== */

/* Tablet & Küçük Masaüstü (Max 950px) */
@media (max-width: 950px) {
  .hero-art {
    right: -15%;
    width: 60%;
    opacity: 0.6;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-lead {
    max-width: 480px;
  }
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .approach-grid {
    gap: 5%;
  }
  .approach-visual {
    min-height: 350px;
  }
  .contact-grid {
    gap: 7%;
  }
  .main-nav {
    gap: 22px;
  }
}

/* Mobil Cihazlar (Max 768px) - iOS Auto Zoom Koruması */
@media (max-width: 768px) {
  .contact-form input:not([type=checkbox]),
  .contact-form select,
  .contact-form textarea {
    font-size: 16px !important; /* iOS Safari input zoom engeli */
  }
}

/* Standart Mobil Ekranlar (Max 700px) */
@media (max-width: 700px) {
  .container {
    width: calc(100% - 38px);
  }
  .site-header {
    height: 72px;
  }
  .brand-mark {
    width: 35px;
    height: 35px;
  }
  .brand-text strong {
    font-size: 18px;
  }
  .brand-text small {
    font-size: 7px;
  }

  /* Hamburger Menü Butonu */
  .menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    border: 0;
    background: transparent;
    padding: 10px;
    z-index: 26;
    cursor: pointer;
  }
  .menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--ink);
    transition: transform 0.25s ease, opacity 0.25s ease;
    transform-origin: center;
  }
  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }
  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  /* Mobil Menü Açılır Alanı */
  .main-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 71px;
    background: var(--paper);
    padding: 20px 24px 28px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 24px rgba(0, 0, 0, 0.08);
    z-index: 24;
  }
  .main-nav.is-open {
    display: flex;
  }
  .main-nav > a {
    padding: 14px 6px;
    font-size: 15px;
    border-bottom: 1px solid rgba(19, 44, 42, 0.06);
  }
  .main-nav .nav-cta {
    margin-top: 15px;
    text-align: center;
    padding: 14px;
    border-bottom: none;
  }

  /* Hero Mobilde Hizalama & Arka Plan */
  .hero {
    min-height: auto;
    align-items: flex-start;
  }
  .hero-content {
    padding-top: 60px;
    padding-bottom: 45px;
  }
  .hero-art {
    width: 100%;
    right: -30%;
    top: 0;
    opacity: 0.22;
  }
  .sun {
    width: 100px;
    height: 100px;
    right: 30%;
    top: 18%;
  }
  .hero-grid {
    background-size: 42px 42px;
  }
  h1 {
    font-size: clamp(34px, 9.5vw, 50px);
    margin-top: 20px;
  }
  .hero-lead {
    font-size: 15px;
    max-width: 100%;
  }
  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 16px;
  }
  .hero-actions .button {
    width: 100%;
    justify-content: center;
  }
  .hero-actions .button span {
    margin-left: 10px;
  }

  /* Hero Proof Rozetleri */
  .hero-proof {
    margin-top: 40px;
    flex-direction: column;
    gap: 14px;
  }
  .hero-proof div {
    padding: 0 0 10px 0 !important;
    border-right: none !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }
  .hero-proof div:last-child {
    border-bottom: none;
  }

  /* Güven Şeridi */
  .trust-inner {
    padding: 18px 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .trust-inner i {
    display: none;
  }
  .trust-inner span {
    font-size: 9px;
  }

  /* Bölümler */
  .section {
    padding: 70px 0;
  }
  .intro-grid, .approach-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }
  .intro-copy {
    padding-top: 0;
  }
  .section-heading {
    display: block;
  }
  .section-heading > p {
    margin-top: 16px;
  }

  /* Yaklaşım Görseli */
  .approach-visual {
    min-height: 290px;
    order: 2;
  }
  .approach-copy {
    order: 1;
  }
  .ring-a { width: 200px; }
  .ring-b { width: 280px; }

  /* CTA Bandı */
  .cta-band {
    padding: 48px 0;
  }
  .cta-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 24px;
  }

  /* İletişim Formu */
  .contact-form {
    padding: 26px 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  /* Altbilgi */
  .footer-main {
    align-items: flex-start;
    flex-direction: column;
    gap: 24px;
  }
  .footer-main > p {
    font-size: 16px;
  }
  .footer-bottom {
    gap: 12px;
    flex-direction: column;
  }
}

/* Küçük Mobil (Max 560px) - Servis Kartlarını Tek Kolona Geçir */
@media (max-width: 560px) {
  .service-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .service-card {
    min-height: auto;
    padding: 22px 20px;
  }
  .wa-float {
    bottom: 18px;
    right: 18px;
    width: 50px;
    height: 50px;
  }
  .wa-float svg {
    width: 28px;
    height: 28px;
  }
}