/* ==========================================================
   Bayram Enerji — Kurumsal Web Sitesi
   ========================================================== */

:root {
  --navy-950: #070d18;
  --navy-900: #0c1525;
  --navy-800: #142039;
  --navy-700: #1e2d52;
  --navy-600: #2c3f6e;
  --navy-500: #4f6699;
  --navy-400: #7e96c9;
  --navy-300: #a9b9db;
  --navy-200: #d4dced;
  --navy-100: #e4eaf5;
  --navy-50: #eef2f9;

  --gold-300: #f1c455;
  --gold-400: #ecb02c;
  --gold-500: #d99a18;
  --gold-600: #b87a12;

  --whatsapp: #25d366;

  --font-body: "Inter", system-ui, sans-serif;
  --font-display: "Space Grotesk", "Inter", sans-serif;

  --radius: 1rem;
  --radius-lg: 1.5rem;
  --shadow-lg: 0 20px 40px -15px rgba(7, 13, 24, 0.25);
  --header-h: 76px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--navy-800);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

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

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

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

button {
  cursor: pointer;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0;
}

p {
  margin: 0;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

:focus-visible {
  outline: 2px solid var(--gold-400);
  outline-offset: 3px;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

@media (min-width: 640px) {
  .container {
    padding: 0 2rem;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.icon {
  width: 1.25em;
  height: 1.25em;
  flex-shrink: 0;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  border-radius: 999px;
  padding: 0.85rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease,
    color 0.25s ease, border-color 0.25s ease;
  white-space: nowrap;
}

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

.btn .icon {
  transition: transform 0.25s ease;
}

.btn:hover .icon-arrow {
  transform: translateX(3px);
}

.btn-gold {
  background: var(--gold-400);
  color: var(--navy-900);
  box-shadow: 0 10px 25px -10px rgba(236, 176, 44, 0.7);
}

.btn-gold:hover {
  background: var(--gold-300);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(6px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-outline {
  background: #fff;
  color: var(--navy-800);
  border: 1px solid var(--navy-200);
}

.btn-outline:hover {
  border-color: var(--gold-400);
  color: var(--gold-600);
}

.btn-outline-dark {
  background: transparent;
  color: var(--gold-300);
  border: 1px solid rgba(236, 176, 44, 0.4);
}

.btn-outline-dark:hover {
  background: var(--gold-400);
  color: var(--navy-900);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
}

.btn-whatsapp:hover {
  background: #1ebe5b;
}

.btn-block {
  width: 100%;
}

/* ---------- Section headings ---------- */

.section {
  padding: 5rem 0;
}

@media (min-width: 1024px) {
  .section {
    padding: 7rem 0;
  }
}

.section-dark {
  background: var(--navy-900);
  color: #fff;
}

.section-soft {
  background: rgba(238, 242, 249, 0.5);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-600);
}

.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--gold-500);
}

.section-dark .eyebrow {
  color: var(--gold-400);
}

.section-title {
  margin-top: 1rem;
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 700;
  color: var(--navy-800);
}

.section-dark .section-title {
  color: #fff;
}

.section-lead {
  margin-top: 1.25rem;
  font-size: 1.075rem;
  color: var(--navy-500);
  max-width: 42rem;
}

.section-dark .section-lead {
  color: var(--navy-200);
}

.section-head {
  max-width: 48rem;
}

.section-head.center {
  margin: 0 auto;
  text-align: center;
}

.section-head.center .section-lead {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Reveal animation ---------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ==========================================================
   Header
   ========================================================== */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  padding: 1.25rem 0;
  transition: background-color 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled,
.site-header.menu-open {
  background: rgba(12, 21, 37, 0.95);
  padding: 0.75rem 0;
  box-shadow: 0 10px 30px -10px rgba(7, 13, 24, 0.4);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  background: var(--gold-400);
  color: var(--navy-900);
  box-shadow: 0 8px 20px -8px rgba(236, 176, 44, 0.8);
}

.logo-mark .icon {
  width: 1.5rem;
  height: 1.5rem;
}

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

.logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
}

.logo-sub {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--gold-400);
  text-transform: uppercase;
}

.nav {
  display: none;
}

.nav-link {
  position: relative;
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--navy-100);
  border-radius: 999px;
  transition: color 0.2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0.15rem;
  width: 0;
  height: 2px;
  background: var(--gold-400);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--gold-300);
}

.nav-link.active::after {
  width: 1.25rem;
}

.header-cta {
  display: none;
}

.menu-toggle {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
}

.menu-toggle .icon {
  width: 1.4rem;
  height: 1.4rem;
}

.menu-toggle .icon-close {
  display: none;
}

.menu-open .menu-toggle .icon-close {
  display: block;
}

.menu-open .menu-toggle .icon-menu {
  display: none;
}

.mobile-nav {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s ease;
}

.mobile-nav > div {
  overflow: hidden;
}

.menu-open .mobile-nav {
  grid-template-rows: 1fr;
}

.mobile-nav-inner {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 0 0.5rem;
}

.mobile-nav .nav-link {
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  font-size: 1rem;
}

.mobile-nav .nav-link::after {
  display: none;
}

.mobile-nav .nav-link:hover,
.mobile-nav .nav-link.active {
  background: rgba(255, 255, 255, 0.05);
}

.mobile-nav .btn {
  margin-top: 0.75rem;
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
    gap: 0.25rem;
  }
  .header-cta {
    display: inline-flex;
    padding: 0.7rem 1.4rem;
  }
  .menu-toggle,
  .mobile-nav {
    display: none;
  }
}

/* ==========================================================
   Hero
   ========================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
  background: var(--navy-950);
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  animation: heroZoom 20s ease-out forwards;
}

@keyframes heroZoom {
  to {
    transform: scale(1);
  }
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(7, 13, 24, 0.96) 0%, rgba(7, 13, 24, 0.85) 45%,
      rgba(7, 13, 24, 0.45) 100%),
    linear-gradient(to top, rgba(7, 13, 24, 0.9), transparent 40%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: calc(var(--header-h) + 3rem);
  padding-bottom: 4rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(236, 176, 44, 0.3);
  background: rgba(236, 176, 44, 0.1);
  color: var(--gold-300);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.pulse-dot {
  position: relative;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--gold-400);
}

.pulse-dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--gold-400);
  animation: ping 1.6s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes ping {
  75%,
  100% {
    transform: scale(2.4);
    opacity: 0;
  }
}

.hero h1 {
  margin-top: 1.5rem;
  font-size: clamp(2.4rem, 7vw, 4.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  max-width: 52rem;
}

.hero h1 .accent {
  display: block;
  color: var(--gold-400);
}

.hero-lead {
  margin-top: 1.5rem;
  max-width: 38rem;
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--navy-200);
}

.hero-actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.hero-stats {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.5rem;
  max-width: 44rem;
}

.hero-stat span {
  display: block;
  font-size: 0.8rem;
  color: var(--navy-300);
}

.hero-stat strong,
.hero-stat a {
  display: block;
  margin-top: 0.3rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
}

.hero-stat a {
  color: var(--gold-400);
}

.hero-stat a:hover {
  color: var(--gold-300);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 1.75rem;
  z-index: 1;
  transform: translateX(-50%);
  display: none;
  color: var(--navy-300);
  animation: bounce 2s infinite;
}

@media (min-width: 768px) {
  .scroll-cue {
    display: block;
  }
}

@keyframes bounce {
  0%,
  100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 8px);
  }
}

/* ==========================================================
   About
   ========================================================== */

.about-grid {
  display: grid;
  gap: 3.5rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
  }
}

.about-media {
  position: relative;
}

.about-media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 640px) and (max-width: 1023px) {
  .about-media img {
    aspect-ratio: 16 / 10;
  }
}

.about-media::before {
  content: "";
  position: absolute;
  top: -1rem;
  left: -1rem;
  width: 45%;
  height: 45%;
  border-radius: var(--radius-lg);
  background: repeating-linear-gradient(45deg, rgba(236, 176, 44, 0.25) 0 2px, transparent 2px 10px);
  z-index: -1;
}

.about-badge {
  position: absolute;
  right: 1rem;
  bottom: -1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 17rem;
  padding: 1.1rem 1.4rem;
  border-radius: var(--radius);
  background: var(--navy-900);
  color: #fff;
  box-shadow: var(--shadow-lg);
}

@media (min-width: 640px) {
  .about-badge {
    right: -1.5rem;
  }
}

.about-badge strong {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--gold-400);
  line-height: 1;
}

.about-badge p {
  font-size: 0.85rem;
  color: var(--navy-200);
  line-height: 1.4;
}

.about-text p + p {
  margin-top: 1rem;
}

.about-text .section-title + p {
  margin-top: 1.5rem;
}

.about-text > p {
  color: var(--navy-500);
  font-size: 1.05rem;
}

.about-text > p strong {
  color: var(--navy-800);
}

.tag-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 480px) {
  .tag-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.tag {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border-radius: 0.85rem;
  border: 1px solid var(--navy-100);
  background: var(--navy-50);
  font-weight: 600;
  font-size: 0.92rem;
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.tag:hover {
  border-color: var(--gold-400);
  transform: translateY(-2px);
}

.tag-icon {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.6rem;
  background: rgba(236, 176, 44, 0.15);
  color: var(--gold-600);
}

/* ==========================================================
   GES Services
   ========================================================== */

.ges-grid {
  margin-top: 3.5rem;
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .ges-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ges-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.ges-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--navy-800);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.ges-card:hover {
  transform: translateY(-6px);
  border-color: rgba(236, 176, 44, 0.4);
  box-shadow: 0 25px 50px -20px rgba(0, 0, 0, 0.6);
}

.ges-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.ges-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.ges-card:hover .ges-media img {
  transform: scale(1.08);
}

.ges-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--navy-800), transparent 60%);
}

.ges-icon {
  position: absolute;
  left: 1.5rem;
  bottom: 1rem;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 0.9rem;
  background: var(--gold-400);
  color: var(--navy-900);
  box-shadow: 0 10px 25px -8px rgba(236, 176, 44, 0.7);
}

.ges-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.25rem 1.5rem 1.75rem;
}

.ges-kicker {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-400);
}

.ges-body h3 {
  margin-top: 0.4rem;
  font-size: 1.5rem;
  color: #fff;
}

.ges-body > p {
  margin-top: 0.85rem;
  font-size: 0.95rem;
  color: var(--navy-300);
}

.check-list {
  margin: 1.4rem 0 1.75rem;
  display: grid;
  gap: 0.6rem;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--navy-100);
  line-height: 1.45;
}

.check-list .icon {
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.12rem;
  color: var(--gold-400);
}

.ges-body .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ==========================================================
   Electrical Services
   ========================================================== */

.elec-list {
  margin-top: 3.5rem;
  display: grid;
  gap: 1.75rem;
}

.elec-card {
  display: grid;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--navy-100);
  box-shadow: 0 10px 30px -20px rgba(7, 13, 24, 0.25);
  transition: box-shadow 0.35s ease, border-color 0.35s ease;
}

.elec-card:hover {
  border-color: rgba(236, 176, 44, 0.5);
  box-shadow: var(--shadow-lg);
}

.elec-body {
  padding: 2rem 1.5rem;
}

@media (min-width: 640px) {
  .elec-body {
    padding: 2.5rem;
  }
}

.elec-title {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.elec-title h3 {
  font-size: clamp(1.3rem, 3vw, 1.65rem);
  color: var(--navy-800);
}

.elec-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  flex-shrink: 0;
  border-radius: 0.85rem;
  background: rgba(236, 176, 44, 0.15);
  color: var(--gold-600);
}

.elec-body > p {
  margin-top: 1.1rem;
  color: var(--navy-500);
}

.elec-body .check-list {
  grid-template-columns: 1fr;
}

.elec-body .check-list li {
  color: var(--navy-700);
}

.elec-body .check-list .icon {
  color: var(--gold-500);
}

@media (min-width: 640px) {
  .elec-body .check-list {
    grid-template-columns: 1fr 1fr;
    column-gap: 1.5rem;
  }
}

.elec-media {
  min-height: 240px;
  overflow: hidden;
}

.elec-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.elec-card:hover .elec-media img {
  transform: scale(1.06);
}

@media (min-width: 1024px) {
  .elec-card {
    grid-template-columns: 1.1fr 1fr;
  }
  .elec-card:nth-child(even) .elec-media {
    order: -1;
  }
}

/* ==========================================================
   Why us
   ========================================================== */

.why-grid {
  margin-top: 3.5rem;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .why-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.why-card {
  position: relative;
  padding: 2rem 1.6rem;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--navy-100);
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.why-card:hover {
  transform: translateY(-6px);
  border-color: rgba(236, 176, 44, 0.5);
  box-shadow: var(--shadow-lg);
}

.why-num {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--navy-50);
  line-height: 1;
  transition: color 0.35s ease;
}

.why-card:hover .why-num {
  color: rgba(236, 176, 44, 0.2);
}

.why-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 0.9rem;
  background: var(--navy-900);
  color: var(--gold-400);
  transition: background-color 0.35s ease, color 0.35s ease;
}

.why-card:hover .why-icon {
  background: var(--gold-400);
  color: var(--navy-900);
}

.why-card h3 {
  position: relative;
  margin-top: 1.5rem;
  font-size: 1.2rem;
  color: var(--navy-800);
}

.why-card p {
  position: relative;
  margin-top: 0.75rem;
  font-size: 0.92rem;
  color: var(--navy-500);
}

/* ==========================================================
   Projects
   ========================================================== */

.projects-head {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.filters {
  margin-top: 2.5rem;
  display: flex;
  gap: 0.6rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.filters::-webkit-scrollbar {
  display: none;
}

@media (min-width: 768px) {
  .filters {
    flex-wrap: wrap;
    overflow: visible;
  }
}

.filter-btn {
  flex-shrink: 0;
  border: 0;
  border-radius: 999px;
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
  font-weight: 500;
  background: var(--navy-800);
  color: var(--navy-200);
  transition: background-color 0.25s ease, color 0.25s ease;
}

.filter-btn:hover {
  background: var(--navy-700);
  color: #fff;
}

.filter-btn.active {
  background: var(--gold-400);
  color: var(--navy-900);
}

.filter-btn .count {
  margin-left: 0.35rem;
  font-size: 0.75rem;
  opacity: 0.65;
}

.project-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .project-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  text-align: left;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--navy-800);
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.6);
  outline-offset: 4px;
  animation: cardIn 0.5s ease both;
}

.project-card[hidden] {
  display: none;
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
}

.project-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.project-card:hover img {
  transform: scale(1.1);
}

.project-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--navy-950) 5%, rgba(7, 13, 24, 0.2) 55%, transparent);
  opacity: 0.9;
}

.project-info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 1.5rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.project-cat {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  background: rgba(236, 176, 44, 0.9);
  color: var(--navy-900);
  font-size: 0.72rem;
  font-weight: 700;
}

.project-title {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0.6rem;
  font-size: 1.2rem;
  color: #fff;
}

.project-zoom {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  backdrop-filter: blur(6px);
  transform: scale(0.8);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.project-card:hover .project-zoom,
.project-card:focus-visible .project-zoom {
  transform: none;
  opacity: 1;
}

@media (hover: none) {
  .project-zoom {
    opacity: 1;
    transform: none;
  }
}

.projects-note {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--navy-400);
}

/* ---------- Lightbox ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(7, 13, 24, 0.92);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-figure {
  margin: 0;
  width: 100%;
  max-width: 1000px;
  transform: scale(0.95);
  transition: transform 0.3s ease;
}

.lightbox.open .lightbox-figure {
  transform: none;
}

.lightbox-figure img {
  width: 100%;
  max-height: 72vh;
  object-fit: contain;
  border-radius: var(--radius);
  background: var(--navy-900);
}

.lightbox-caption {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: #fff;
}

.lightbox-caption h3 {
  margin-top: 0.4rem;
  font-size: 1.25rem;
}

.lightbox-counter {
  font-size: 0.85rem;
  color: var(--navy-300);
}

.lb-btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  transition: background-color 0.25s ease;
}

.lb-btn:hover {
  background: var(--gold-400);
  color: var(--navy-900);
}

.lb-close {
  top: 1rem;
  right: 1rem;
}

.lb-prev,
.lb-next {
  top: 50%;
  transform: translateY(-50%);
}

.lb-prev {
  left: 1rem;
}

.lb-next {
  right: 1rem;
}

@media (max-width: 767px) {
  .lb-prev,
  .lb-next {
    top: auto;
    bottom: 1rem;
    transform: none;
  }
  .lb-prev {
    left: calc(50% - 3.5rem);
  }
  .lb-next {
    right: calc(50% - 3.5rem);
  }
}

/* ==========================================================
   Contact
   ========================================================== */

.contact-grid {
  margin-top: 3.5rem;
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
  }
}

.contact-card {
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--navy-900);
  color: #fff;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

@media (min-width: 640px) {
  .contact-card {
    padding: 2.5rem;
  }
}

.contact-card::before {
  content: "";
  position: absolute;
  top: -6rem;
  right: -6rem;
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(236, 176, 44, 0.25), transparent 70%);
}

.contact-brand {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-brand h3 {
  font-size: 1.3rem;
}

.contact-brand p {
  font-size: 0.85rem;
  color: var(--gold-400);
}

.contact-items {
  position: relative;
  margin-top: 1.5rem;
  display: grid;
  gap: 1.4rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
}

.contact-item-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  border-radius: 0.75rem;
  background: rgba(236, 176, 44, 0.12);
  color: var(--gold-400);
}

.contact-item small {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--navy-400);
}

.contact-item p,
.contact-item a {
  display: inline-block;
  margin-top: 0.2rem;
  color: var(--navy-100);
  font-size: 0.95rem;
}

.contact-item a {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
}

.contact-item a:hover {
  color: var(--gold-300);
}

.contact-item a.contact-email {
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.contact-item .muted {
  color: var(--navy-400);
  font-style: italic;
}

.contact-actions {
  position: relative;
  margin-top: 2rem;
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 480px) {
  .contact-actions {
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  }
}

.copy-btn {
  margin-left: 0.5rem;
  padding: 0.2rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  background: transparent;
  color: var(--navy-300);
  font-size: 0.7rem;
  vertical-align: middle;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.copy-btn:hover {
  color: var(--gold-300);
  border-color: var(--gold-400);
}

.map-wrap {
  position: relative;
  margin-top: 2rem;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  aspect-ratio: 16 / 10;
  background: var(--navy-800);
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(0.3) contrast(1.05);
}

.contact-form {
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--navy-100);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 640px) {
  .contact-form {
    padding: 2.5rem;
  }
}

.contact-form h3 {
  font-size: 1.35rem;
  color: var(--navy-800);
}

.contact-form > p {
  margin-top: 0.3rem;
  font-size: 0.9rem;
  color: var(--navy-500);
}

.form-grid {
  margin-top: 1.75rem;
  display: grid;
  gap: 1.15rem;
}

@media (min-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
  .form-grid .full {
    grid-column: 1 / -1;
  }
}

.field label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--navy-700);
}

.field label .req {
  color: var(--gold-600);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--navy-200);
  border-radius: 0.8rem;
  background: rgba(238, 242, 249, 0.4);
  font-size: 0.95rem;
  color: var(--navy-800);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234f6699' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  background-size: 1.1rem;
  padding-right: 2.5rem;
}

.field textarea {
  resize: vertical;
  min-height: 130px;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--navy-400);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--gold-400);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(241, 196, 85, 0.3);
}

.field.invalid input,
.field.invalid select,
.field.invalid textarea {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.field-error {
  display: none;
  margin-top: 0.35rem;
  font-size: 0.8rem;
  color: #dc2626;
}

.field.invalid .field-error {
  display: block;
}

.char-count {
  margin-top: 0.3rem;
  text-align: right;
  font-size: 0.75rem;
  color: var(--navy-400);
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--navy-500);
}

.consent input {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  accent-color: var(--gold-500);
  flex-shrink: 0;
}

.form-submit {
  margin-top: 1.5rem;
}

.form-submit .btn {
  width: 100%;
}

@media (min-width: 640px) {
  .form-submit .btn {
    width: auto;
  }
}

.form-hint {
  margin-top: 0.85rem;
  font-size: 0.8rem;
  color: var(--navy-400);
}

.form-success {
  display: none;
  text-align: center;
  padding: 2rem 0.5rem;
}

.form-success.show {
  display: block;
  animation: cardIn 0.5s ease both;
}

.success-icon {
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  margin: 0 auto;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.12);
  color: #16a34a;
}

.success-icon .icon {
  width: 2rem;
  height: 2rem;
}

.form-success h3 {
  margin-top: 1.25rem;
}

.form-success p {
  margin-top: 0.6rem;
  color: var(--navy-500);
}

.form-success .btn-row {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

/* ==========================================================
   Footer
   ========================================================== */

.site-footer {
  background: var(--navy-950);
  color: var(--navy-300);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1.3fr;
  }
}

.footer-about p {
  margin-top: 1.25rem;
  font-size: 0.92rem;
  max-width: 24rem;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gold-400);
}

.footer-col ul {
  margin-top: 1.25rem;
  display: grid;
  gap: 0.7rem;
}

.footer-col a,
.footer-col li {
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--gold-300);
}

.footer-contact li {
  display: flex;
  gap: 0.6rem;
}

.footer-contact .icon {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.2rem;
  color: var(--gold-400);
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--navy-400);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ==========================================================
   Floating buttons & toast
   ========================================================== */

.float-wa {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 60;
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: var(--whatsapp);
  color: #fff;
  box-shadow: 0 10px 25px -5px rgba(37, 211, 102, 0.6);
  transition: transform 0.25s ease;
}

.float-wa::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--whatsapp);
  animation: ping 2.2s cubic-bezier(0, 0, 0.2, 1) infinite;
  opacity: 0.4;
  z-index: -1;
}

.float-wa:hover {
  transform: scale(1.08);
}

.float-wa .icon {
  width: 1.75rem;
  height: 1.75rem;
}

.float-wa-label {
  position: absolute;
  right: calc(100% + 0.75rem);
  padding: 0.45rem 0.85rem;
  border-radius: 0.6rem;
  background: var(--navy-900);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(6px);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.float-wa:hover .float-wa-label {
  opacity: 1;
  transform: none;
}

.to-top {
  position: fixed;
  right: 1.25rem;
  bottom: 5.5rem;
  z-index: 60;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-right: 0.375rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  background: var(--navy-800);
  color: var(--gold-400);
  box-shadow: 0 10px 25px -10px rgba(7, 13, 24, 0.6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease,
    background-color 0.25s ease;
}

.to-top.show {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.to-top:hover {
  background: var(--gold-400);
  color: var(--navy-900);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  z-index: 120;
  max-width: calc(100% - 2rem);
  padding: 0.8rem 1.25rem;
  border-radius: 0.85rem;
  background: var(--navy-900);
  color: #fff;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  border-left: 3px solid var(--gold-400);
  transform: translate(-50%, 200%);
  visibility: hidden;
  transition: transform 0.35s ease, visibility 0.35s ease;
}

.toast.show {
  transform: translate(-50%, 0);
  visibility: visible;
}