:root {
  --navy: #0b2440;
  --navy-2: #123b63;
  --blue: #117ac0;
  --sky: #e8f6ff;
  --green: #21a66b;
  --yellow: #f7b731;
  --orange: #f47a20;
  --ink: #172033;
  --muted: #647084;
  --line: #dfe7ef;
  --soft: #f5f8fb;
  --white: #ffffff;
  --shadow: 0 18px 46px rgba(14, 35, 58, .14);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--white);
  letter-spacing: 0;
}

img {
  display: block;
  max-width: 100%;
}

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

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 1px 0 rgba(9, 31, 55, .08);
  backdrop-filter: blur(12px);
}

.contact-bar {
  color: rgba(255, 255, 255, .88);
  background: var(--navy);
  font-size: 13px;
}

.contact-bar__inner {
  min-height: 34px;
  display: flex;
  align-items: center;
  gap: 22px;
  white-space: nowrap;
  overflow: auto;
}

.contact-bar__inner span:first-child {
  color: var(--yellow);
  font-weight: 700;
}

.main-nav__inner {
  min-height: 116px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand img {
  display: block;
  width: 238px;
  height: auto;
}

.menu {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 15px;
  font-weight: 700;
  color: #24354d;
}

.menu a {
  transition: color .2s ease, background .2s ease;
}

.menu a:hover {
  color: var(--blue);
}

.nav-cta {
  padding: 12px 18px;
  color: var(--white) !important;
  background: var(--orange);
  border-radius: var(--radius);
  box-shadow: 0 8px 22px rgba(244, 122, 32, .28);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--navy);
}

.hero {
  position: relative;
  min-height: 690px;
  color: var(--white);
  overflow: hidden;
}

.hero__slides,
.hero-slide,
.hero__shade {
  position: absolute;
  inset: 0;
}

.hero__slides {
  min-height: 690px;
}

.hero-slide {
  opacity: 0;
  pointer-events: none;
  transition: opacity .7s ease;
}

.hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 2;
}

.hero-slide:not(.is-active)::before,
.hero-slide:not(.is-active) .hero-motion,
.hero-slide:not(.is-active) .hero-motion::before,
.hero-slide:not(.is-active) .hero-motion::after,
.hero-slide:not(.is-active) .hero-motion span {
  animation-play-state: paused;
}

.hero-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--hero-image);
  background-position: center;
  background-size: cover;
  transform: scale(1.02);
  animation: heroPan 16s ease-in-out infinite alternate;
  will-change: transform;
}

.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(7, 28, 52, .94) 0%, rgba(7, 28, 52, .78) 42%, rgba(7, 28, 52, .22) 100%),
    linear-gradient(180deg, rgba(7, 28, 52, .12) 0%, rgba(7, 28, 52, .68) 100%);
  pointer-events: none;
}

.hero__shade {
  display: none;
}

.hero__content {
  position: relative;
  z-index: 3;
  min-height: 690px;
  display: grid;
  grid-template-columns: minmax(0, 640px) 340px;
  align-items: center;
  justify-content: space-between;
  gap: 42px;
  padding: 54px 0 98px;
}

.hero-motion {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
  opacity: .86;
}

.hero-motion::before {
  content: "";
  position: absolute;
  inset: 12% -10%;
  background-image:
    linear-gradient(rgba(255, 255, 255, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .10) 1px, transparent 1px);
  background-size: 74px 74px;
  transform: perspective(700px) rotateX(58deg) translateY(22px);
  mask-image: linear-gradient(90deg, transparent, #000 26%, #000 70%, transparent);
  animation: techGridMove 12s linear infinite;
}

.hero-motion::after {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: 10%;
  top: 22%;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 50%;
  box-shadow: 0 0 0 28px rgba(255, 255, 255, .04), 0 0 80px rgba(31, 164, 232, .26);
  animation: orbitPulse 6s ease-in-out infinite;
}

.hero-motion span {
  position: absolute;
  display: block;
  height: 3px;
  border-radius: 999px;
  transform-origin: left center;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, .36));
  animation: energyFlow 7s linear infinite;
}

.hero-motion span:nth-child(1) {
  width: 380px;
  left: -18%;
  top: 38%;
  transform: rotate(-12deg);
}

.hero-motion span:nth-child(2) {
  width: 280px;
  left: 52%;
  top: 30%;
  transform: rotate(18deg);
  animation-delay: -2.1s;
}

.hero-motion span:nth-child(3) {
  width: 340px;
  left: 24%;
  bottom: 22%;
  transform: rotate(-6deg);
  animation-delay: -4.2s;
}

.hero-motion--solar span {
  background: linear-gradient(90deg, transparent, rgba(247, 183, 49, .95), rgba(33, 166, 107, .95), transparent);
}

.hero-motion--electric span {
  background: linear-gradient(90deg, transparent, rgba(31, 164, 232, .96), rgba(255, 255, 255, .86), transparent);
}

.hero-motion--gas span {
  background: linear-gradient(90deg, transparent, rgba(247, 183, 49, .95), rgba(244, 122, 32, .96), transparent);
}

@keyframes heroPan {
  from {
    transform: scale(1.02) translate3d(-10px, -6px, 0);
  }
  to {
    transform: scale(1.1) translate3d(18px, 8px, 0);
  }
}

@keyframes techGridMove {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 74px 74px, 74px 74px;
  }
}

@keyframes orbitPulse {
  0%,
  100% {
    transform: scale(.94);
    opacity: .48;
  }
  50% {
    transform: scale(1.08);
    opacity: .86;
  }
}

@keyframes energyFlow {
  0% {
    opacity: 0;
    translate: -140px 0;
  }
  18% {
    opacity: .92;
  }
  82% {
    opacity: .92;
  }
  100% {
    opacity: 0;
    translate: 360px 0;
  }
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--yellow);
}

.hero h1 {
  max-width: 680px;
  margin: 0;
  font-size: 64px;
  line-height: 1.02;
}

.hero__lead {
  max-width: 620px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, .88);
  font-size: 20px;
  line-height: 1.65;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: var(--radius);
  font-weight: 800;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  color: var(--white);
  background: var(--orange);
  box-shadow: 0 12px 26px rgba(244, 122, 32, .3);
}

.btn--primary:hover {
  background: #e86f17;
}

.btn:disabled {
  cursor: progress;
  opacity: .72;
  transform: none;
}

.btn--light {
  color: var(--navy);
  background: var(--white);
}

.btn--wide {
  width: 100%;
}

.hero__facts {
  display: grid;
  gap: 14px;
  align-self: end;
  margin-bottom: 24px;
}

.hero__facts div {
  min-height: 94px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radius);
  background: rgba(7, 31, 55, .64);
  backdrop-filter: blur(10px);
}

.hero__facts strong,
.hero__facts span {
  display: block;
}

.hero__facts strong {
  margin-bottom: 8px;
  color: var(--yellow);
  font-size: 20px;
}

.hero__facts span {
  color: rgba(255, 255, 255, .84);
  line-height: 1.45;
}

.hero__controls {
  position: absolute;
  left: 50%;
  bottom: 78px;
  z-index: 5;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.hero__controls button {
  width: 44px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, .42);
  cursor: pointer;
  transition: width .2s ease, background .2s ease;
}

.hero__controls button.is-active {
  width: 68px;
  background: var(--yellow);
}

.quick-access {
  position: relative;
  z-index: 3;
  margin-top: -46px;
}

.quick-access__heading {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 22px;
  color: var(--white);
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  border-radius: 18px 18px 0 0;
  box-shadow: 0 20px 54px rgba(7, 28, 52, .2);
}

.quick-access__heading > div:first-child {
  display: grid;
  gap: 5px;
}

.quick-access__heading span {
  color: var(--yellow);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1.6px;
  text-transform: uppercase;
}

.quick-access__heading strong {
  font-size: 21px;
}

.quick-access__actions {
  display: flex;
  gap: 10px;
}

.quick-access__actions a {
  padding: 10px 14px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 850;
}

.quick-access__actions a:last-child {
  color: var(--navy);
  background: var(--yellow);
  border-color: var(--yellow);
}

.quick-access__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 0;
  border-radius: 0 0 18px 18px;
  box-shadow: 0 22px 54px rgba(18, 40, 68, .12);
}

.quick-card {
  min-height: 92px;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px;
  color: var(--ink);
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 13px;
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.quick-card:hover {
  transform: translateY(-3px);
  border-color: rgba(17, 122, 192, .34);
  box-shadow: 0 14px 28px rgba(18, 40, 68, .1);
}

.quick-card__copy {
  min-width: 0;
  display: grid;
  gap: 5px;
}

.quick-card__arrow {
  color: var(--blue);
  font-size: 20px;
  transition: transform .22s ease;
}

.quick-card:hover .quick-card__arrow {
  transform: translateX(3px);
}

.quick-card__icon {
  width: 44px;
  height: 44px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: linear-gradient(135deg, #1fa4e8, #0756a5);
  border-radius: 12px;
  font-weight: 800;
  box-shadow: inset -4px -5px 10px rgba(7, 28, 52, .24), 0 10px 16px rgba(7, 28, 52, .16);
  transform: rotate(-4deg);
}

.quick-card__icon::before,
.quick-card__icon::after {
  content: "";
  position: absolute;
  display: block;
}

.quick-card__icon--solar::before {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #f7b731;
  box-shadow: 0 0 0 5px rgba(247, 183, 49, .25);
}

.quick-card__icon--solar::after {
  width: 20px;
  height: 10px;
  right: -4px;
  bottom: 4px;
  border-radius: 3px;
  background: #0b2440;
  transform: skewX(-22deg);
}

.quick-card__icon--electric::before {
  width: 12px;
  height: 22px;
  background: #f7b731;
  clip-path: polygon(52% 0, 100% 0, 64% 42%, 100% 42%, 34% 100%, 48% 55%, 12% 55%);
}

.quick-card__icon--inverter::before,
.quick-card__icon--controller::before,
.quick-card__icon--charger::before {
  width: 21px;
  height: 27px;
  border: 2px solid #fff;
  border-radius: 4px;
}

.quick-card__icon--inverter::after {
  width: 9px;
  height: 4px;
  top: 14px;
  border-radius: 2px;
  background: var(--yellow);
  box-shadow: 0 9px 0 -1px rgba(255, 255, 255, .9);
}

.quick-card__icon--battery::before {
  width: 24px;
  height: 20px;
  bottom: 9px;
  border: 2px solid #fff;
  border-radius: 4px;
}

.quick-card__icon--battery::after {
  width: 12px;
  height: 3px;
  top: 8px;
  background: #fff;
  box-shadow: 5px 8px 0 -1px var(--yellow), -5px 8px 0 -1px var(--yellow);
}

.quick-card__icon--controller::after {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 7px 0 0 var(--yellow), -7px 0 0 var(--yellow), 0 8px 0 #fff;
}

.quick-card__icon--cable::before {
  width: 23px;
  height: 23px;
  border: 5px solid #fff;
  border-radius: 50%;
  box-shadow: inset 0 0 0 2px rgba(247, 183, 49, .85);
}

.quick-card__icon--cable::after {
  width: 12px;
  height: 3px;
  right: 4px;
  bottom: 8px;
  background: var(--yellow);
  transform: rotate(35deg);
}

.quick-card__icon--charger::after {
  width: 7px;
  height: 13px;
  background: var(--yellow);
  clip-path: polygon(55% 0, 100% 0, 65% 42%, 100% 42%, 35% 100%, 48% 56%, 10% 56%);
}

.quick-card__icon--heat {
  background: linear-gradient(135deg, #f7b731, #f47a20);
}

.quick-card__icon--heat::before {
  width: 23px;
  height: 24px;
  border-left: 3px solid #fff;
  border-right: 3px solid #fff;
  border-radius: 50%;
  transform: rotate(20deg);
}

.quick-card__icon--water {
  background: linear-gradient(135deg, #1fa4e8, #21a66b);
}

.quick-card__icon--water::before {
  width: 19px;
  height: 25px;
  border-radius: 52% 52% 58% 58%;
  background: #fff;
  clip-path: polygon(50% 0, 88% 48%, 92% 70%, 76% 93%, 50% 100%, 24% 93%, 8% 70%, 12% 48%);
}

.quick-card__icon--gas {
  background: linear-gradient(135deg, #f7b731, #f47a20);
}

.quick-card__icon--gas::before {
  width: 15px;
  height: 20px;
  background: #ffffff;
  border-radius: 50% 50% 48% 48%;
  clip-path: polygon(50% 0, 70% 30%, 92% 56%, 78% 100%, 22% 100%, 8% 56%, 30% 30%);
}

.quick-card__icon--calc::before {
  width: 18px;
  height: 18px;
  border: 2px solid #ffffff;
  border-radius: 4px;
}

.quick-card__icon--calc::after {
  width: 18px;
  height: 2px;
  background: #f7b731;
  box-shadow: 0 6px 0 #f7b731, 0 12px 0 #f7b731;
}

.quick-card__icon--quote {
  background: linear-gradient(135deg, #f7b731, #f47a20);
}

.quick-card__icon--quote::before {
  width: 17px;
  height: 14px;
  border: 2px solid #ffffff;
  border-radius: 4px;
}

.quick-card__icon--quote::after {
  width: 8px;
  height: 8px;
  right: 7px;
  top: 7px;
  border-top: 3px solid #ffffff;
  border-right: 3px solid #ffffff;
  transform: rotate(45deg);
}

.quick-card strong {
  color: var(--navy);
  font-size: 16px;
}

.quick-card small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.quick-card--accent {
  color: var(--white);
  background: var(--navy);
  border-color: var(--navy);
}

.quick-card--accent strong,
.quick-card--accent small {
  color: var(--white);
}

.quick-card--accent .quick-card__icon {
  color: var(--navy);
  background: linear-gradient(135deg, #f7b731, #f47a20);
}

.section {
  padding: 88px 0;
}

.section--intro {
  padding-top: 108px;
  padding-bottom: 58px;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 460px) minmax(0, 1fr);
  gap: 70px;
  align-items: start;
}

.section h2,
.calculator-copy h2,
.quote-copy h2,
.process h2 {
  margin: 0;
  color: var(--navy);
  font-size: 40px;
  line-height: 1.16;
}

.intro-grid > p,
.calculator-copy p,
.quote-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.trust-strip {
  padding: 0 0 62px;
  background: var(--white);
}

.trust-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
  overflow: hidden;
}

.trust-strip__grid div {
  min-height: 132px;
  display: grid;
  align-content: center;
  gap: 10px;
  padding: 22px;
  border-right: 1px solid var(--line);
}

.trust-strip__grid div:last-child {
  border-right: 0;
}

.trust-strip__grid strong {
  color: var(--navy);
  font-size: 18px;
}

.trust-strip__grid span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.region-section {
  padding: 78px 0;
  background:
    linear-gradient(135deg, rgba(247, 183, 49, .16) 0 1px, transparent 1px 38px),
    linear-gradient(45deg, rgba(31, 164, 232, .12) 0 1px, transparent 1px 44px),
    linear-gradient(90deg, rgba(11, 36, 64, .98), rgba(18, 59, 99, .94));
  background-position: center;
  background-size: cover;
  color: var(--white);
}

.region-layout {
  display: grid;
  grid-template-columns: minmax(0, 470px) minmax(0, 560px);
  justify-content: space-between;
  align-items: center;
  gap: 52px;
}

.region-layout h2 {
  margin: 0;
  color: var(--white);
  font-size: 40px;
  line-height: 1.16;
}

.region-layout p {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, .78);
  font-size: 18px;
  line-height: 1.7;
}

.region-panel {
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .10);
  backdrop-filter: blur(12px);
}

.region-panel strong {
  display: block;
  margin-bottom: 18px;
  color: var(--yellow);
  font-size: 18px;
}

.region-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.region-tags span {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radius);
  color: rgba(255, 255, 255, .92);
  background: rgba(255, 255, 255, .08);
  font-weight: 800;
  font-size: 14px;
}

.brands-section {
  padding: 82px 0;
  background: var(--white);
}

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

.brand-card {
  min-height: 132px;
  position: relative;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 8px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(31, 164, 232, .06) 0 1px, transparent 1px 36px),
    var(--white);
  box-shadow: 0 10px 26px rgba(18, 40, 68, .07);
  overflow: hidden;
}

.brand-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--yellow), var(--orange));
  opacity: .72;
}

.brand-card img {
  width: min(250px, 94%);
  height: auto;
}

.brand-mark {
  display: block;
  max-width: 100%;
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: 0;
  line-height: 1;
  overflow-wrap: anywhere;
  text-align: center;
}

.brand-card small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-align: center;
}

.brand-card--apex .brand-mark {
  color: #951241;
  font-size: 58px;
  font-weight: 300;
}

.brand-card--apex .brand-mark::first-letter {
  color: #ef003b;
}

.brand-card--cw .brand-mark {
  color: #1481c4;
  font-size: 38px;
  font-weight: 900;
}

.brand-card--cw small {
  color: #1aa269;
  letter-spacing: 0;
  text-transform: none;
}

.brand-card--deye .brand-mark {
  color: #2f3192;
  font-size: 58px;
  font-weight: 900;
}

.brand-card--deye .brand-mark::first-letter {
  color: #981b2a;
}

.brand-card--hegel .brand-mark {
  color: #050505;
  font-size: 60px;
  font-weight: 950;
}

.brand-card--hegel::after {
  content: "";
  position: absolute;
  left: 24px;
  top: 26px;
  width: 70px;
  height: 98px;
  border-radius: 80% 0 70% 0;
  border-left: 22px solid #c90909;
  border-bottom: 22px solid #f2a21b;
  transform: rotate(-18deg);
  opacity: .9;
}

.brand-card--uysal {
  background:
    linear-gradient(135deg, rgba(31, 164, 232, .08) 0 1px, transparent 1px 36px),
    #f7fbff;
}

.brand-card--lexron .brand-mark {
  color: #184fa3;
  font-size: 48px;
  font-weight: 950;
}

.brand-card--orbit .brand-mark {
  color: #686c6f;
  font-size: 48px;
  font-weight: 950;
}

.brand-card--orbit .brand-mark::first-letter {
  color: #1aa269;
}

.brand-card--orbit small {
  color: #1aa269;
  letter-spacing: 0;
}

.brand-card--tommatech .brand-mark {
  color: #0a4a8b;
  font-size: 38px;
  font-weight: 950;
}

.brand-card--tommatech .brand-mark::first-letter {
  color: #1aa4d8;
}

.brand-card--truwatt .brand-mark {
  color: #12a84f;
  font-size: 52px;
  font-weight: 950;
}

.brand-card--truwatt .brand-mark::first-letter {
  color: #8b8d90;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 34px;
}

.section-heading h2 {
  max-width: 650px;
}

.text-link {
  color: var(--blue);
  font-weight: 800;
  white-space: nowrap;
}

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

.service-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 10px 28px rgba(18, 40, 68, .08);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.service-card:hover,
.package-card:hover {
  transform: translateY(-6px);
  border-color: rgba(17, 122, 192, .28);
  box-shadow: 0 22px 46px rgba(18, 40, 68, .14);
}

.service-card::after,
.package-card::after,
.project-grid figure::after {
  content: "";
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  width: 118px;
  height: 34px;
  border: 1px solid rgba(223, 231, 239, .8);
  border-radius: 7px;
  background: rgba(255, 255, 255, .92) url("assets/logo-uysal-transparent.png") center / 82px auto no-repeat;
  box-shadow: 0 10px 18px rgba(7, 28, 52, .14);
}

.service-card img {
  width: 100%;
  height: 226px;
  object-fit: cover;
}

.service-card div {
  display: flex;
  min-height: 252px;
  flex-direction: column;
  align-items: flex-start;
  padding: 22px;
}

.service-card span,
.package-card span {
  color: var(--green);
  font-weight: 800;
  font-size: 13px;
}

.service-card h3,
.package-card h3,
.process h3 {
  margin: 10px 0 10px;
  color: var(--navy);
  font-size: 22px;
}

.service-card p,
.package-card p,
.process p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.service-card a,
.package-card__body > a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 18px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
}

.service-card a span,
.package-card__body > a span {
  color: inherit;
  font-size: 18px;
  transition: transform .2s ease;
}

.service-card a:hover span,
.package-card__body > a:hover span {
  transform: translateX(4px);
}

.calculator-band {
  padding: 86px 0;
  background:
    linear-gradient(135deg, rgba(31, 164, 232, .16) 0 1px, transparent 1px 42px),
    linear-gradient(45deg, rgba(247, 183, 49, .13) 0 1px, transparent 1px 48px),
    linear-gradient(90deg, rgba(11, 36, 64, .98), rgba(18, 59, 99, .94));
  background-position: center;
  background-size: cover;
}

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(0, 430px) minmax(0, 560px);
  justify-content: space-between;
  gap: 44px;
  align-items: center;
}

.calculator-copy h2,
.calculator-copy p {
  color: var(--white);
}

.calculator-copy p {
  margin-top: 18px;
  color: rgba(255, 255, 255, .78);
}

.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, .9);
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(33, 166, 107, .18);
}

.calculator,
.quote-form {
  display: grid;
  gap: 18px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .97);
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 8px;
  color: var(--navy);
  font-weight: 800;
}

label span {
  font-size: 14px;
}

.input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  overflow: hidden;
}

.input-wrap input {
  width: 100%;
  min-height: 50px;
  padding: 0 14px;
  border: 0;
  outline: 0;
}

.input-wrap small {
  min-width: 74px;
  align-self: stretch;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: var(--soft);
  border-left: 1px solid var(--line);
}

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

.calculator-result div {
  min-height: 92px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 14px;
  border-radius: var(--radius);
  background: var(--sky);
}

.calculator-result small {
  color: var(--muted);
  line-height: 1.25;
}

.calculator-result strong {
  color: var(--navy);
  font-size: 18px;
}

.section--packages {
  background: var(--soft);
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.package-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 10px 28px rgba(18, 40, 68, .07);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.package-card img {
  width: 100%;
  height: 236px;
  object-fit: cover;
}

.package-card__body {
  display: flex;
  min-height: 232px;
  flex-direction: column;
  align-items: flex-start;
  padding: 22px;
}

.package-card__tag,
.service-card__number {
  display: inline-flex;
  padding: 6px 9px;
  border-radius: 7px;
  background: rgba(33, 166, 107, .1);
}

.process {
  padding: 86px 0;
  color: var(--white);
  background: var(--navy);
}

.section-heading--light h2 {
  color: var(--white);
}

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

.process-grid div {
  min-height: 190px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .06);
}

.process-grid span {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  background: var(--yellow);
  border-radius: 50%;
  font-weight: 900;
}

.process h3 {
  color: var(--white);
}

.process p {
  color: rgba(255, 255, 255, .72);
}

.project-grid {
  display: grid;
  grid-template-columns: 1.2fr .9fr .9fr .9fr;
  gap: 18px;
}

.project-grid figure {
  min-height: 320px;
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--navy);
}

.project-grid img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  opacity: .88;
  transition: transform .25s ease;
}

.project-grid figure:hover img {
  transform: scale(1.035);
}

.project-grid figcaption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  padding: 12px 14px;
  color: var(--white);
  background: rgba(7, 31, 55, .74);
  border-radius: var(--radius);
  font-weight: 800;
}

.faq-section {
  padding: 86px 0;
  background: var(--soft);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 410px) minmax(0, 640px);
  justify-content: space-between;
  gap: 48px;
  align-items: start;
}

.faq-layout h2 {
  margin: 0;
  color: var(--navy);
  font-size: 40px;
  line-height: 1.16;
}

.faq-layout > div:first-child > p:last-child {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 10px 26px rgba(18, 40, 68, .06);
}

.faq-list summary {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  color: var(--navy);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: var(--blue);
  border-radius: 50%;
  font-size: 18px;
}

.faq-list details[open] summary::after {
  content: "-";
  background: var(--orange);
}

.faq-list p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
  line-height: 1.65;
}

.quote-section {
  padding: 88px 0;
  background:
    linear-gradient(135deg, rgba(31, 164, 232, .08) 0 1px, transparent 1px 44px),
    linear-gradient(45deg, rgba(247, 183, 49, .08) 0 1px, transparent 1px 52px),
    linear-gradient(180deg, rgba(245, 248, 251, .98), rgba(255, 255, 255, .98));
  background-position: center;
  background-size: cover;
}

.quote-layout {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 620px);
  gap: 58px;
  align-items: start;
}

.quote-copy p {
  margin-top: 18px;
}

.quote-contact {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.quote-contact a {
  color: var(--blue);
  font-weight: 800;
}

.quote-contact .whatsapp-link {
  color: var(--green);
}

.quote-form {
  border-color: var(--line);
  background: var(--white);
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.quote-form input,
.quote-form select,
.quote-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 0 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  outline: 0;
  background: var(--white);
}

.quote-form textarea {
  min-height: 136px;
  padding-top: 14px;
  resize: vertical;
}

.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus,
.input-wrap:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(17, 122, 192, .12);
}

.form-note {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.landing-hero {
  position: relative;
  min-height: 570px;
  display: grid;
  align-items: center;
  color: var(--white);
  overflow: hidden;
  background-image:
    linear-gradient(90deg, rgba(7, 28, 52, .94) 0%, rgba(7, 28, 52, .72) 48%, rgba(7, 28, 52, .28) 100%),
    var(--landing-image);
  background-position: center;
  background-size: cover;
}

.landing-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .09) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: linear-gradient(90deg, transparent, #000 22%, #000 76%, transparent);
  animation: techGridMove 14s linear infinite;
  pointer-events: none;
}

.landing-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding: 72px 0 92px;
}

.landing-hero h1 {
  margin: 0;
  font-size: 58px;
  line-height: 1.05;
}

.landing-hero p:not(.eyebrow) {
  margin: 22px 0 0;
  color: rgba(255, 255, 255, .88);
  font-size: 20px;
  line-height: 1.65;
}

.landing-content {
  background: var(--white);
}

.landing-content__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 56px;
  align-items: start;
}

.landing-content article h2 {
  margin: 0;
  color: var(--navy);
  font-size: 40px;
  line-height: 1.16;
}

.landing-content article p:last-child {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.landing-content aside {
  display: grid;
  gap: 12px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}

.landing-content aside strong {
  color: var(--navy);
  font-size: 20px;
}

.landing-content aside span {
  color: var(--muted);
  line-height: 1.55;
}

.site-footer {
  color: rgba(255, 255, 255, .76);
  background: #071c34;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr .7fr .9fr;
  gap: 44px;
  padding: 54px 0 34px;
}

.footer-logo {
  display: block;
  width: 286px;
  max-width: 100%;
  height: auto;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .2);
}

.footer-grid p {
  max-width: 420px;
  margin: 18px 0 0;
  line-height: 1.65;
}

.footer-grid h2 {
  margin: 0 0 16px;
  color: var(--white);
  font-size: 18px;
}

.footer-grid a,
.footer-grid span {
  display: block;
  margin-top: 10px;
}

.footer-grid a:hover,
.footer-bottom a:hover {
  color: var(--yellow);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  font-size: 14px;
}

.floating-contact {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 30;
  display: flex;
  gap: 8px;
  padding: 8px;
  border: 1px solid rgba(223, 231, 239, .92);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .94);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.floating-contact a {
  min-width: 76px;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  color: var(--navy);
  border-radius: var(--radius);
  background: var(--soft);
  font-size: 14px;
  font-weight: 800;
}

.floating-contact a:nth-child(2) {
  color: var(--white);
  background: var(--green);
}

.floating-contact a:nth-child(3) {
  color: var(--white);
  background: var(--orange);
}

/* Homepage calculator gateway */
.calculator-hub {
  padding: 88px 0;
  color: var(--white);
  background:
    radial-gradient(circle at 12% 18%, rgba(31, 164, 232, .2), transparent 30%),
    linear-gradient(115deg, var(--navy), #123f68 72%, #0d3152);
}

.calculator-hub__layout {
  display: grid;
  grid-template-columns: minmax(0, 390px) minmax(0, 1fr);
  align-items: center;
  gap: 68px;
}

.calculator-hub__copy h2 {
  margin: 8px 0 18px;
  color: var(--white);
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.05;
}

.calculator-hub__copy > p:not(.section-kicker) {
  margin: 0 0 28px;
  color: rgba(255, 255, 255, .76);
  line-height: 1.7;
}

.calculator-hub__cards {
  display: grid;
  gap: 12px;
}

.calculator-hub__card {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  min-height: 92px;
  padding: 18px 22px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .075);
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.calculator-hub__card:hover {
  transform: translateX(6px);
  border-color: rgba(255, 255, 255, .32);
  background: rgba(255, 255, 255, .12);
}

.calculator-hub__card span {
  color: var(--yellow);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
}

.calculator-hub__card strong {
  font-size: 18px;
}

.calculator-hub__card small {
  max-width: 205px;
  color: rgba(255, 255, 255, .68);
  line-height: 1.4;
  text-align: right;
}

/* Dedicated calculation center */
.calculator-page {
  background: var(--soft);
}

.calc-hero {
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 15%, rgba(247, 183, 49, .2), transparent 26%),
    radial-gradient(circle at 12% 82%, rgba(33, 166, 107, .22), transparent 30%),
    linear-gradient(120deg, #071c32, var(--navy-2));
}

.calc-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 650px) minmax(280px, 380px);
  justify-content: space-between;
  align-items: center;
  gap: 52px;
  min-height: 430px;
  padding: 70px 0;
}

.calc-hero h1 {
  max-width: 780px;
  margin: 12px 0 20px;
  color: var(--white);
  font-size: clamp(42px, 5.3vw, 70px);
  line-height: .99;
  letter-spacing: -.045em;
}

.calc-hero p:not(.eyebrow) {
  max-width: 700px;
  margin: 0;
  color: rgba(255, 255, 255, .76);
  font-size: 17px;
  line-height: 1.7;
}

.calc-hero__facts {
  display: grid;
  gap: 10px;
}

.calc-hero__facts div {
  display: grid;
  grid-template-columns: 92px 1fr;
  align-items: center;
  gap: 16px;
  min-height: 88px;
  padding: 15px 18px;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .07);
  backdrop-filter: blur(8px);
}

.calc-hero__facts strong {
  color: var(--yellow);
  font-size: 30px;
  line-height: 1;
}

.calc-hero__facts span {
  color: rgba(255, 255, 255, .75);
  font-size: 13px;
  line-height: 1.45;
}

.calc-center {
  padding-top: 64px;
}

.calc-tabs {
  position: sticky;
  top: 12px;
  z-index: 10;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 18px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 12px 35px rgba(16, 46, 75, .09);
  backdrop-filter: blur(10px);
}

.calc-tabs button {
  min-height: 54px;
  padding: 10px 14px;
  color: var(--navy);
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  font-weight: 900;
  cursor: pointer;
}

.calc-tabs button.is-active {
  color: var(--white);
  background: var(--navy);
  box-shadow: 0 8px 20px rgba(11, 36, 64, .18);
}

.calc-panel {
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  background: var(--white);
  box-shadow: 0 16px 46px rgba(16, 46, 75, .07);
}

.calc-panel[hidden] {
  display: none;
}

.calc-panel__intro {
  max-width: 820px;
  margin-bottom: 32px;
}

.calc-panel__intro h2 {
  margin: 7px 0 12px;
  font-size: clamp(29px, 3vw, 42px);
  line-height: 1.1;
}

.calc-panel__intro > p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.calc-workspace {
  display: grid;
  grid-template-columns: minmax(280px, 430px) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.engineering-form,
.offgrid-settings {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.engineering-form {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}

.engineering-form label,
.offgrid-settings label {
  align-content: start;
}

.engineering-form select,
.offgrid-settings select {
  width: 100%;
  min-height: 50px;
  padding: 0 12px;
  color: var(--navy);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  font: inherit;
}

.engineering-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.engineering-results div {
  min-height: 116px;
  display: grid;
  align-content: center;
  gap: 9px;
  padding: 20px;
  border: 1px solid #dceaf3;
  border-radius: var(--radius);
  background: linear-gradient(145deg, #f8fcff, #edf7fc);
}

.engineering-results small {
  color: var(--muted);
  font-weight: 700;
  line-height: 1.35;
}

.engineering-results strong {
  color: var(--navy);
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.1;
}

.offgrid-builder {
  display: grid;
  gap: 22px;
}

.device-editor {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.device-editor__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 16px 18px;
  color: var(--white);
  background: var(--navy);
}

.device-editor__head button {
  min-height: 36px;
  padding: 0 14px;
  color: var(--navy);
  border: 0;
  border-radius: 999px;
  background: var(--yellow);
  font-weight: 900;
  cursor: pointer;
}

.device-table {
  padding: 8px 16px 14px;
  background: var(--white);
}

.device-row {
  display: grid;
  grid-template-columns: minmax(170px, 1.6fr) repeat(3, minmax(88px, .7fr)) 42px;
  gap: 10px;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.device-row:last-child {
  border-bottom: 0;
}

.device-row--head {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.device-row input {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 0 11px;
  color: var(--navy);
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--soft);
}

.remove-device {
  width: 36px;
  height: 36px;
  color: #b62929;
  border: 0;
  border-radius: 50%;
  background: #fff0f0;
  font-size: 21px;
  cursor: pointer;
}

.offgrid-settings {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}

.engineering-results--offgrid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.calc-method-note {
  display: grid;
  gap: 10px;
  margin-top: 20px;
  padding: 24px 26px;
  border-left: 4px solid var(--yellow);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: #fffaf0;
}

.calc-method-note > p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.calc-method-note > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin-top: 4px;
}

.calc-method-note > div > a:first-child {
  color: var(--blue);
  font-weight: 900;
}

@media (max-width: 980px) {
  .contact-bar__inner {
    min-height: 32px;
  }

  .menu-toggle {
    display: block;
  }

  .menu {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 110px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  .menu.is-open {
    display: flex;
  }

  .menu a {
    padding: 14px;
    border-radius: var(--radius);
  }

  .hero,
  .hero__slides,
  .hero__content {
    min-height: 640px;
  }

  .hero__content {
    grid-template-columns: 1fr;
    align-content: center;
    padding-top: 44px;
    padding-bottom: 86px;
  }

  .hero__facts {
    grid-template-columns: repeat(3, 1fr);
    margin-bottom: 0;
  }

  .hero h1 {
    font-size: 50px;
  }

  .quick-access__grid,
  .service-grid,
  .package-grid,
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .intro-grid,
  .calculator-layout,
  .calculator-hub__layout,
  .calc-hero__inner,
  .calc-workspace,
  .quote-layout,
  .faq-layout,
  .region-layout,
  .landing-content__grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

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

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

  .trust-strip__grid div:nth-child(2) {
    border-right: 0;
  }

  .trust-strip__grid div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

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

  .calculator-hub__layout {
    gap: 36px;
  }

  .calc-hero__inner {
    min-height: auto;
    padding: 62px 0;
  }

  .calc-hero__facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .calc-hero__facts div {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .brand img {
    width: 184px;
  }

  .main-nav__inner {
    min-height: 68px;
  }

  .menu {
    top: 100px;
    left: 14px;
    right: 14px;
  }

  .hero,
  .hero__slides,
  .hero__content {
    min-height: 610px;
  }

  .hero__content {
    padding-bottom: 78px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .landing-hero {
    min-height: 520px;
  }

  .landing-hero__inner {
    padding: 58px 0 74px;
  }

  .landing-hero h1 {
    font-size: 38px;
  }

  .landing-hero p:not(.eyebrow) {
    font-size: 17px;
    line-height: 1.55;
  }

  .hero__lead {
    font-size: 17px;
    line-height: 1.55;
  }

  .hero__actions,
  .section-heading,
  .footer-bottom {
    align-items: stretch;
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .hero__controls {
    bottom: 54px;
    justify-content: center;
    gap: 7px;
  }

  .hero__controls button {
    width: 30px;
  }

  .hero__controls button.is-active {
    width: 46px;
  }

  .hero__facts,
  .quick-access__grid,
  .service-grid,
  .package-grid,
  .process-grid,
  .calculator-result,
  .form-row {
    grid-template-columns: 1fr;
  }

  .quick-access {
    margin-top: -38px;
  }

  .quick-access__heading {
    align-items: stretch;
    flex-direction: column;
    gap: 14px;
    padding: 18px;
  }

  .quick-access__heading strong {
    font-size: 18px;
  }

  .quick-access__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .quick-access__actions a {
    text-align: center;
  }

  .quick-access__grid {
    padding: 10px;
  }

  .quick-card {
    min-height: 82px;
  }

  .section,
  .calculator-band,
  .calculator-hub,
  .process,
  .quote-section {
    padding: 62px 0;
  }

  .section--intro {
    padding-top: 78px;
    padding-bottom: 42px;
  }

  .section h2,
  .calculator-copy h2,
  .quote-copy h2,
  .region-layout h2,
  .faq-layout h2,
  .landing-content article h2,
  .process h2 {
    font-size: 30px;
  }

  .calculator,
  .quote-form {
    padding: 18px;
  }

  .calculator-hub__card {
    grid-template-columns: 38px 1fr;
  }

  .calculator-hub__card small {
    grid-column: 2;
    max-width: none;
    text-align: left;
  }

  .calc-hero h1 {
    font-size: 40px;
  }

  .calc-hero__facts,
  .calc-tabs,
  .engineering-form,
  .engineering-results,
  .offgrid-settings,
  .engineering-results--offgrid {
    grid-template-columns: 1fr;
  }

  .calc-tabs {
    position: static;
  }

  .calc-panel {
    padding: 24px 18px;
  }

  .device-table {
    overflow-x: auto;
  }

  .device-row {
    min-width: 680px;
  }

  .calc-method-note > div {
    align-items: stretch;
    flex-direction: column;
  }

  .trust-strip {
    padding-bottom: 48px;
  }

  .brands-section {
    padding: 62px 0;
  }

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

  .brand-card {
    min-height: 112px;
  }

  .brand-card--apex .brand-mark,
  .brand-card--deye .brand-mark,
  .brand-card--hegel .brand-mark,
  .brand-card--truwatt .brand-mark {
    font-size: 44px;
  }

  .brand-card--lexron .brand-mark,
  .brand-card--orbit .brand-mark {
    font-size: 40px;
  }

  .brand-card--cw .brand-mark,
  .brand-card--tommatech .brand-mark {
    font-size: 34px;
  }

  .trust-strip__grid {
    grid-template-columns: 1fr;
  }

  .trust-strip__grid div,
  .trust-strip__grid div:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .trust-strip__grid div:last-child {
    border-bottom: 0;
  }

  .faq-section {
    padding: 62px 0;
  }

  .region-section {
    padding: 62px 0;
  }

  .region-panel {
    padding: 18px;
  }

  .hero-motion {
    opacity: .55;
  }

  .hero-motion::after {
    width: 150px;
    height: 150px;
    right: -20px;
    top: 20%;
  }

  .hero-motion span {
    height: 2px;
  }

  .floating-contact {
    left: 14px;
    right: 14px;
    bottom: 14px;
  }

  .floating-contact a {
    flex: 1;
    min-width: 0;
  }

  body {
    padding-bottom: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-slide::before,
  .hero-motion,
  .hero-motion::before,
  .hero-motion::after,
  .hero-motion span {
    animation: none;
  }
}

/* ============================================================
   Blog, tekil yazı ve genel içerik sayfaları
   ============================================================ */
.page-head{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;padding:64px 0 54px}
.page-head .eyebrow{color:var(--yellow)}
.page-head h1{margin:8px 0 12px;font-size:clamp(28px,4vw,42px);color:#fff}
.page-head__lead{max-width:640px;color:#d6e3f1;font-size:17px;line-height:1.6}

.blog-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.blog-filters a{padding:8px 16px;border:1px solid var(--line,#e2e9f1);border-radius:999px;color:var(--navy);font-weight:700;background:#fff}
.blog-filters a:hover{border-color:var(--blue)}
.blog-filters a.is-active{background:var(--navy);border-color:var(--navy);color:#fff}

.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.blog-card{display:flex;flex-direction:column;background:#fff;border:1px solid #e8eef4;border-radius:14px;overflow:hidden;box-shadow:0 10px 30px rgba(18,40,68,.06);transition:transform .2s,box-shadow .2s}
.blog-card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(18,40,68,.12)}
.blog-card__media{display:block;aspect-ratio:16/10;background:#eef3f8;overflow:hidden}
.blog-card__media img{width:100%;height:100%;object-fit:cover}
.blog-card__placeholder{display:grid;place-items:center;height:100%;color:#9fb1c6;font-weight:800;letter-spacing:.04em}
.blog-card__body{display:flex;flex-direction:column;gap:10px;padding:20px}
.blog-card__cat{align-self:flex-start;padding:4px 10px;border-radius:999px;background:#eef4fb;color:var(--blue);font-size:12px;font-weight:800}
.blog-card__body h2{margin:0;font-size:19px;line-height:1.35}
.blog-card__body h2 a{color:var(--navy)}
.blog-card__body p{margin:0;color:#5a6778;line-height:1.6;font-size:15px}
.blog-card__meta{margin-top:auto;display:flex;justify-content:space-between;align-items:center;color:#8592a3;font-size:13px;font-weight:700}
.blog-card__meta a{color:var(--orange)}

.pagination{display:flex;gap:8px;justify-content:center;margin-top:36px}
.pagination a{min-width:42px;height:42px;display:grid;place-items:center;border:1px solid #e2e9f1;border-radius:8px;color:var(--navy);font-weight:800;background:#fff}
.pagination a.is-active{background:var(--orange);border-color:var(--orange);color:#fff}

.section--soft{background:var(--soft)}

/* Tekil yazı */
.post-head{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;padding:56px 0 44px}
.post-breadcrumb{color:#bcd0e6;font-weight:700;margin:0 0 12px}
.post-breadcrumb a{color:#bcd0e6}
.post-head h1{margin:0 0 12px;font-size:clamp(26px,3.6vw,40px);color:#fff;max-width:820px}
.post-meta{color:#d6e3f1;font-weight:700}
.post-cover{margin:-30px auto 0;max-width:900px;border-radius:16px;overflow:hidden;box-shadow:0 24px 60px rgba(11,36,64,.25)}
.post-cover img{width:100%;display:block}
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;padding-top:44px;padding-bottom:20px}
.post-body{font-size:17px;line-height:1.8;color:#2a3646;max-width:760px}
.post-body h2{font-size:26px;color:var(--navy);margin:32px 0 12px}
.post-body h3{font-size:21px;color:var(--navy);margin:26px 0 10px}
.post-body p{margin:0 0 18px}
.post-body ul,.post-body ol{margin:0 0 18px;padding-left:22px}
.post-body li{margin-bottom:8px}
.post-body a{color:var(--blue);text-decoration:underline}
.post-body img{border-radius:12px;margin:18px 0;max-width:100%}
.post-body blockquote{margin:22px 0;padding:14px 20px;border-left:4px solid var(--orange);background:var(--soft);border-radius:0 8px 8px 0;color:#3a4756}
.post-aside{align-self:start;position:sticky;top:96px}
.post-cta{background:#fff;border:1px solid #e6edf4;border-radius:14px;padding:22px;box-shadow:0 12px 30px rgba(18,40,68,.08);display:grid;gap:10px}
.post-cta strong{color:var(--navy);font-size:18px}
.post-cta p{margin:0;color:#5a6778;line-height:1.6}
.post-cta .btn{width:100%}

/* Genel içerik sayfası zengin metni */
.landing-content .rich{font-size:16px;line-height:1.8;color:#2a3646}
.landing-content .rich h2{font-size:24px;color:var(--navy);margin:26px 0 10px}
.landing-content .rich h3{font-size:19px;color:var(--navy);margin:22px 0 8px}
.landing-content .rich ul,.landing-content .rich ol{padding-left:22px;margin:0 0 16px}
.landing-content .rich li{margin-bottom:8px}
.landing-content .rich a{color:var(--blue);text-decoration:underline}

.main-nav .menu a.is-current{color:var(--orange)}

@media(max-width:860px){
  .post-layout{grid-template-columns:1fr}
  .post-aside{position:static}
}