/* ==========================================================================
   Bayshore Technologies Ltd — Stylesheet
   Design tokens + layout + components
   ========================================================================== */

:root{
  /* Brand colours */
  --c-orange: #F68B1F;
  --c-orange-2: #FF9E2C;
  --c-red: #F04A35;
  --c-red-dark: #D93A2F;
  --c-grey-light: #CFCFCF;
  --c-grey-dark: #5A5A5A;
  --c-black: #1E1E1E;
  --c-white: #FFFFFF;

  --gradient-energy: linear-gradient(120deg, var(--c-orange) 0%, var(--c-red) 100%);
  --gradient-energy-soft: linear-gradient(120deg, rgba(246,139,31,0.12) 0%, rgba(240,74,53,0.12) 100%);

  /* Typography */
  --font-head: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 7rem;

  /* Layout */
  --container-max: 1280px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-soft: 0 20px 60px -20px rgba(30,30,30,0.25);
  --shadow-card: 0 12px 32px -12px rgba(30,30,30,0.18);
  --ease: cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--c-black);
  background: var(--c-white);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family: inherit; cursor:pointer; border:none; background:none; }
h1,h2,h3,h4{ font-family: var(--font-head); margin:0; line-height:1.15; letter-spacing:-0.01em; }
p{ margin:0; }
section{ position:relative; }

:focus-visible{
  outline: 3px solid var(--c-orange);
  outline-offset: 3px;
}

.container{
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

@media (max-width: 640px){
  .container{ padding: 0 var(--space-sm); }
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight:600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-red);
  margin-bottom: var(--space-sm);
}
.eyebrow::before{
  content:"";
  width: 28px; height: 2px;
  background: var(--gradient-energy);
  border-radius: 2px;
}

.section-head{
  max-width: 640px;
  margin-bottom: var(--space-lg);
}
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{
  font-size: clamp(2rem, 3.6vw, 2.9rem);
  font-weight: 700;
  color: var(--c-black);
}
.section-head p{
  margin-top: var(--space-sm);
  color: var(--c-grey-dark);
  font-size: 1.05rem;
}

.section-pad{ padding: var(--space-xl) 0; }
@media (max-width: 768px){ .section-pad{ padding: var(--space-lg) 0; } }

.bg-light{ background: #FAFAFA; }
.bg-dark{ background: var(--c-black); color: var(--c-white); }
.bg-dark .section-head p{ color: var(--c-grey-light); }

/* Buttons
   ========================================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease);
  white-space: nowrap;
}
.btn-primary{
  background: var(--gradient-energy);
  color: var(--c-white);
  box-shadow: 0 12px 30px -10px rgba(240,74,53,0.55);
}
.btn-primary:hover{ transform: translateY(-3px); box-shadow: 0 18px 40px -12px rgba(240,74,53,0.65); }
.btn-outline{
  border: 1.5px solid rgba(255,255,255,0.55);
  color: var(--c-white);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(6px);
}
.btn-outline:hover{ background: var(--c-white); color: var(--c-black); transform: translateY(-3px); }
.btn-dark{
  background: var(--c-black);
  color: var(--c-white);
}
.btn-dark:hover{ background: var(--c-red); transform: translateY(-3px); }
.btn-sm{ padding: 0.65rem 1.3rem; font-size: 0.82rem; }

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 1000;
  padding: 1.4rem 0;
  transition: all .4s var(--ease);
}
.navbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.navbar.scrolled{
  padding: 0.85rem 0;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  box-shadow: 0 8px 30px -14px rgba(30,30,30,0.25);
}

.logo{ display:flex; align-items:center; gap:.65rem; }
.logo svg{ height: 40px; width:auto; transition: height .4s var(--ease); }
.navbar.scrolled .logo svg{ height: 34px; }
.logo-word{
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-white);
  letter-spacing: -0.01em;
  transition: color .4s var(--ease);
}
.navbar.scrolled .logo-word{ color: var(--c-black); }
.logo-word span{ color: var(--c-orange); }

.nav-links{
  display:flex;
  align-items:center;
  gap: 2.1rem;
}
.nav-links a{
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-white);
  position: relative;
  padding: .3rem 0;
  transition: color .35s var(--ease);
}
.navbar.scrolled .nav-links a{ color: var(--c-black); }
.nav-links a::after{
  content:"";
  position:absolute; left:0; bottom:-2px;
  width:0; height:2px;
  background: var(--gradient-energy);
  transition: width .3s var(--ease);
}
.nav-links a:hover::after,
.nav-links a.active::after{ width:100%; }
.nav-links a:hover{ color: var(--c-orange); }
.navbar.scrolled .nav-links a:hover{ color: var(--c-red); }

.nav-cta{ display:flex; align-items:center; gap:1.2rem; }
.nav-cta .btn-primary{ padding: 0.75rem 1.5rem; font-size: 0.85rem; }

.hamburger{
  display:none;
  flex-direction:column;
  gap:5px;
  width: 30px;
  z-index: 1100;
}
.hamburger span{
  height:2px; width:100%;
  background: var(--c-white);
  border-radius: 2px;
  transition: all .35s var(--ease);
}
.navbar.scrolled .hamburger span{ background: var(--c-black); }
.hamburger.active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2){ opacity:0; }
.hamburger.active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 968px){
  .nav-links{
    position: fixed;
    top:0; right:0;
    height: 100vh;
    width: min(340px, 82vw);
    background: var(--c-black);
    flex-direction: column;
    align-items:flex-start;
    justify-content:center;
    gap: 1.7rem;
    padding: 0 2.5rem;
    transform: translateX(100%);
    transition: transform .5s var(--ease);
  }
  .nav-links.active{ transform: translateX(0); }
  .nav-links a{ color: var(--c-white); font-size: 1.05rem; }
  .nav-cta{ display:none; }
  .hamburger{ display:flex; }
  .hamburger span{ background: var(--c-white) !important; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position: relative;
  height: 100vh;
  min-height: 620px;
  overflow: hidden;
  color: var(--c-white);
}
.hero-slide{
  position:absolute; inset:0;
  background-size: cover;
  background-position: center;
  opacity:0;
  transform: scale(1.08);
  transition: opacity 1.4s var(--ease), transform 7s linear;
  z-index:1;
}
.hero-slide.active{ opacity:1; transform: scale(1); z-index:2; }
.hero::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(20,20,20,0.55) 0%, rgba(20,20,20,0.65) 55%, rgba(20,20,20,0.85) 100%);
  z-index:3;
}
.hero-content{
  position: relative;
  z-index: 4;
  height: 100%;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:center;
  max-width: 780px;
  padding: 0 var(--space-md);
  margin: 0 auto;
  max-width: var(--container-max);
}
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:.6rem;
  font-family: var(--font-head); font-weight:600;
  font-size: 0.82rem; letter-spacing: 0.16em; text-transform:uppercase;
  color: var(--c-orange-2);
  margin-bottom: 1.4rem;
  opacity:0; transform: translateY(16px);
  animation: heroUp .9s var(--ease) 0.3s forwards;
}
.hero-eyebrow::before{ content:""; width:34px; height:2px; background: var(--gradient-energy); }
.hero h1{
  font-size: clamp(2.4rem, 5.4vw, 4.4rem);
  font-weight: 700;
  max-width: 820px;
  opacity:0; transform: translateY(24px);
  animation: heroUp 1s var(--ease) 0.5s forwards;
}
.hero p{
  margin-top: 1.6rem;
  font-size: 1.15rem;
  max-width: 620px;
  color: rgba(255,255,255,0.86);
  opacity:0; transform: translateY(20px);
  animation: heroUp 1s var(--ease) 0.75s forwards;
}
.hero-actions{
  margin-top: 2.6rem;
  display:flex; gap: 1rem; flex-wrap:wrap;
  opacity:0; transform: translateY(20px);
  animation: heroUp 1s var(--ease) 1s forwards;
}
@keyframes heroUp{ to{ opacity:1; transform: translateY(0); } }

.hero-dots{
  position:absolute; bottom: 3rem; left:50%; transform: translateX(-50%);
  z-index:5; display:flex; gap: 0.6rem;
}
.hero-dots button{
  width: 34px; height:4px; border-radius:3px;
  background: rgba(255,255,255,0.35);
  transition: background .4s var(--ease);
}
.hero-dots button.active{ background: var(--gradient-energy); }

.scroll-indicator{
  position:absolute; bottom: 2.2rem; right: var(--space-md);
  z-index:5;
  display:flex; flex-direction:column; align-items:center; gap:.5rem;
  color: rgba(255,255,255,0.75);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-family: var(--font-head);
}
.scroll-line{
  width:1px; height: 46px;
  background: rgba(255,255,255,0.4);
  overflow:hidden;
  position:relative;
}
.scroll-line::after{
  content:""; position:absolute; top:-100%; left:0; width:100%; height:100%;
  background: var(--gradient-energy);
  animation: scrollDrop 2.2s var(--ease) infinite;
}
@keyframes scrollDrop{ 0%{ top:-100%; } 60%{ top:100%; } 100%{ top:100%; } }

@media (max-width: 640px){
  .scroll-indicator{ display:none; }
}

/* ==========================================================================
   Grid divider / signature transmission-line motif
   ========================================================================== */
.grid-divider{
  position: relative;
  height: 90px;
  display:flex; align-items:center;
}
.grid-divider .line{
  position:absolute; left:0; right:0; top:50%;
  height:1px;
  background: linear-gradient(90deg, transparent, var(--c-grey-light) 12%, var(--c-grey-light) 88%, transparent);
}
.grid-divider .nodes{
  position:relative;
  width:100%;
  display:flex; justify-content:space-between;
  padding: 0 8%;
}
.grid-divider .node{
  width:9px; height:9px; border-radius:50%;
  background: var(--c-white);
  border: 2px solid var(--c-orange);
  position:relative;
}
.grid-divider .node::after{
  content:"";
  position:absolute; inset:-6px;
  border-radius:50%;
  border:1px solid var(--c-red);
  opacity:0;
  transition: opacity .4s var(--ease), transform .4s var(--ease);
  transform: scale(0.7);
}
.grid-divider.in-view .node::after{ opacity: .5; transform: scale(1); }
.bg-dark .grid-divider .line{ background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25) 12%, rgba(255,255,255,0.25) 88%, transparent); }
.bg-dark .grid-divider .node{ background: var(--c-black); }

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
.reveal{
  opacity:0;
  transform: translateY(36px);
  transition: opacity .85s var(--ease), transform .85s var(--ease);
}
.reveal.in-view{ opacity:1; transform: translateY(0); }
.reveal-delay-1.in-view{ transition-delay: .1s; }
.reveal-delay-2.in-view{ transition-delay: .2s; }
.reveal-delay-3.in-view{ transition-delay: .3s; }
.reveal-delay-4.in-view{ transition-delay: .4s; }

/* ==========================================================================
   About
   ========================================================================== */
.about-grid{
  display:grid;
  grid-template-columns: 1.05fr 1fr;
  gap: var(--space-xl);
  align-items:center;
}
.about-media{
  position:relative;
  border-radius: var(--radius-lg);
  overflow:hidden;
  box-shadow: var(--shadow-soft);
  isolation:isolate;
}
.about-media img{
  height: 560px;
  width:100%;
  object-fit:cover;
  transition: transform 1.2s var(--ease);
}
.about-media:hover img{ transform: scale(1.06); }
.about-badge{
  position:absolute; bottom: -1px; left: -1px;
  background: var(--gradient-energy);
  color: var(--c-white);
  padding: 1.6rem 1.9rem;
  border-top-right-radius: var(--radius-md);
  font-family: var(--font-head);
}
.about-badge strong{ display:block; font-size: 2rem; font-weight:700; }
.about-badge span{ font-size: 0.78rem; letter-spacing:0.08em; text-transform:uppercase; opacity:.92; }

.about-copy p{ color: var(--c-grey-dark); margin-bottom: 1.1rem; font-size: 1.02rem; }
.about-copy p:last-of-type{ margin-bottom: 0; }
.about-points{
  margin-top: 2rem;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.4rem;
}
.about-points li{
  display:flex; align-items:center; gap:.7rem;
  font-family: var(--font-head); font-weight:500; font-size:0.94rem;
}
.about-points li::before{
  content:"";
  width: 9px; height:9px; border-radius:50%;
  background: var(--gradient-energy);
  flex-shrink:0;
}

@media (max-width: 900px){
  .about-grid{ grid-template-columns: 1fr; gap: var(--space-lg); }
  .about-media img{ height: 380px; }
  .about-points{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   Services
   ========================================================================== */
.services-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}
.service-card{
  position:relative;
  border-radius: var(--radius-md);
  overflow:hidden;
  background: var(--c-white);
  box-shadow: var(--shadow-card);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.service-card:hover{ transform: translateY(-10px); box-shadow: 0 30px 60px -20px rgba(30,30,30,0.3); }
.service-media{ position:relative; height: 230px; overflow:hidden; }
.service-media img{ height:100%; width:100%; object-fit:cover; transition: transform .8s var(--ease); }
.service-card:hover .service-media img{ transform: scale(1.12); }
.service-media::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, transparent 40%, rgba(30,30,30,0.75) 100%);
}
.service-icon{
  position:absolute; z-index:2; bottom: -26px; left: 1.6rem;
  width: 56px; height:56px; border-radius: 14px;
  background: var(--gradient-energy);
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 10px 24px -8px rgba(240,74,53,0.55);
}
.service-icon svg{ width:26px; height:26px; stroke: var(--c-white); }
.service-body{ padding: 2.2rem 1.6rem 1.8rem; }
.service-body h3{ font-size: 1.25rem; font-weight:600; margin-bottom: .7rem; }
.service-body p{ color: var(--c-grey-dark); font-size: 0.94rem; margin-bottom: 1.3rem; }
.service-link{
  display:inline-flex; align-items:center; gap:.5rem;
  font-family: var(--font-head); font-weight:600; font-size:0.86rem;
  color: var(--c-red);
}
.service-link svg{ width:15px; height:15px; transition: transform .3s var(--ease); }
.service-card:hover .service-link svg{ transform: translateX(5px); }

@media (max-width: 968px){ .services-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){ .services-grid{ grid-template-columns: 1fr; } }

/* ==========================================================================
   Why choose
   ========================================================================== */
.why-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.why-card{
  padding: 2.2rem 1.7rem;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  transition: background .4s var(--ease), transform .4s var(--ease), border-color .4s var(--ease);
}
.why-card:hover{ background: rgba(255,255,255,0.08); transform: translateY(-6px); border-color: rgba(246,139,31,0.5); }
.why-icon{
  width: 52px; height:52px; border-radius:12px;
  background: var(--gradient-energy-soft);
  border: 1px solid rgba(246,139,31,0.35);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 1.3rem;
}
.why-icon svg{ width:24px; height:24px; stroke: var(--c-orange-2); }
.why-card h3{ font-size: 1.05rem; font-weight:600; margin-bottom:.55rem; color: var(--c-white); }
.why-card p{ font-size: 0.88rem; color: var(--c-grey-light); }

@media (max-width: 968px){ .why-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .why-grid{ grid-template-columns: 1fr; } }

/* ==========================================================================
   Industries
   ========================================================================== */
.industry-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}
.industry-card{
  display:flex; align-items:center; gap:1rem;
  padding: 1.7rem 1.6rem;
  border-radius: var(--radius-md);
  background: var(--c-white);
  box-shadow: var(--shadow-card);
  transition: transform .4s var(--ease), background .4s var(--ease);
}
.industry-card:hover{ transform: translateY(-6px); background: linear-gradient(180deg, #fff, #fff5ee); }
.industry-icon{
  flex-shrink:0;
  width: 48px; height:48px; border-radius:50%;
  background: var(--gradient-energy-soft);
  display:flex; align-items:center; justify-content:center;
}
.industry-icon svg{ width:22px; height:22px; stroke: var(--c-red); }
.industry-card h3{ font-size: 1.02rem; font-weight:600; }

@media (max-width: 968px){ .industry-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .industry-grid{ grid-template-columns: 1fr; } }

/* ==========================================================================
   Projects
   ========================================================================== */
.projects-scroller{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}
.project-card{
  position:relative;
  border-radius: var(--radius-md);
  overflow:hidden;
  height: 420px;
  box-shadow: var(--shadow-card);
}
.project-card img{
  position:absolute; inset:0;
  height:100%; width:100%; object-fit:cover;
  transition: transform 1s var(--ease);
}
.project-card:hover img{ transform: scale(1.1); }
.project-overlay{
  position:absolute; inset:0;
  background: linear-gradient(0deg, rgba(20,20,20,0.92) 0%, rgba(20,20,20,0.35) 55%, rgba(20,20,20,0.05) 100%);
  display:flex; flex-direction:column; justify-content:flex-end;
  padding: 1.8rem;
  color: var(--c-white);
}
.project-cat{
  font-family: var(--font-head); font-size:0.72rem; font-weight:600;
  letter-spacing: 0.14em; text-transform:uppercase;
  color: var(--c-orange-2);
  margin-bottom:.5rem;
}
.project-overlay h3{ font-size: 1.28rem; font-weight:600; margin-bottom:.5rem; }
.project-overlay p{
  font-size: 0.86rem; color: rgba(255,255,255,0.78);
  max-height:0; opacity:0; overflow:hidden;
  transition: max-height .5s var(--ease), opacity .4s var(--ease);
}
.project-card:hover .project-overlay p{ max-height: 100px; opacity:1; margin-top:.4rem; }

@media (max-width: 968px){ .projects-scroller{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px){ .projects-scroller{ grid-template-columns: 1fr; } }

/* ==========================================================================
   Stats
   ========================================================================== */
.stats-strip{
  background: var(--gradient-energy);
  padding: var(--space-lg) 0;
}
.stats-grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  text-align:center;
  color: var(--c-white);
}
.stat-num{
  font-family: var(--font-head);
  font-size: clamp(2rem, 3.4vw, 2.8rem);
  font-weight: 700;
}
.stat-label{
  margin-top: .4rem;
  font-size: 0.85rem;
  font-weight:500;
  color: rgba(255,255,255,0.9);
}
@media (max-width: 968px){ .stats-grid{ grid-template-columns: repeat(3,1fr); row-gap:2.2rem; } }
@media (max-width: 560px){ .stats-grid{ grid-template-columns: repeat(2,1fr); } }

/* ==========================================================================
   Process (transmission-line timeline)
   ========================================================================== */
.process-track{
  position: relative;
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
  padding-top: 2.6rem;
}
.process-track::before{
  content:"";
  position:absolute; top: 12px; left: 4%; right:4%;
  height:2px;
  background: linear-gradient(90deg, var(--c-orange), var(--c-red));
}
.process-step{ position:relative; text-align:center; padding: 0 .5rem; }
.process-node{
  width: 26px; height:26px; border-radius:50%;
  background: var(--c-white);
  border: 3px solid var(--c-red);
  margin: 0 auto 1.4rem;
  position:relative; z-index:2;
}
.process-step h3{ font-size: 1.02rem; font-weight:600; margin-bottom:.5rem; }
.process-step p{ font-size: 0.84rem; color: var(--c-grey-dark); }

@media (max-width: 900px){
  .process-track{ grid-template-columns: repeat(2, 1fr); row-gap: 2.6rem; }
  .process-track::before{ display:none; }
}

/* ==========================================================================
   Sustainability
   ========================================================================== */
.sustain-grid{
  display:grid;
  grid-template-columns: 1fr 1.05fr;
  gap: var(--space-xl);
  align-items:center;
}
.sustain-media{ position:relative; border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-soft); }
.sustain-media img{ height: 500px; width:100%; object-fit:cover; }
.sustain-pillars{
  margin-top: 2.2rem;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.3rem;
}
.sustain-pillar h4{ font-family: var(--font-head); font-size: 1rem; font-weight:600; margin-bottom:.35rem; color: var(--c-white); }
.sustain-pillar p{ font-size: 0.86rem; color: var(--c-grey-light); }
.sustain-pillar{ border-left: 2px solid var(--c-orange); padding-left: 1rem; }

@media (max-width: 900px){
  .sustain-grid{ grid-template-columns: 1fr; gap: var(--space-lg); }
  .sustain-pillars{ grid-template-columns: 1fr; }
  .sustain-media img{ height: 340px; }
}

/* ==========================================================================
   Partners
   ========================================================================== */
.partners-grid{
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.2rem;
}
.partner-box{
  height: 90px;
  border-radius: var(--radius-sm);
  background: #F3F3F3;
  display:flex; align-items:center; justify-content:center;
  filter: grayscale(1);
  opacity: .65;
  transition: opacity .3s var(--ease), filter .3s var(--ease);
}
.partner-box:hover{ opacity:1; filter:grayscale(0); }
.partner-box svg{ width: 60%; height: 40%; }

@media (max-width: 900px){ .partners-grid{ grid-template-columns: repeat(3,1fr); } }
@media (max-width: 560px){ .partners-grid{ grid-template-columns: repeat(2,1fr); } }

/* ==========================================================================
   News
   ========================================================================== */
.news-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}
.news-card{
  border-radius: var(--radius-md);
  overflow:hidden;
  background: var(--c-white);
  box-shadow: var(--shadow-card);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.news-card:hover{ transform: translateY(-8px); box-shadow: 0 26px 50px -18px rgba(30,30,30,0.28); }
.news-media{ height: 210px; overflow:hidden; }
.news-media img{ height:100%; width:100%; object-fit:cover; transition: transform .8s var(--ease); }
.news-card:hover .news-media img{ transform: scale(1.1); }
.news-body{ padding: 1.7rem 1.6rem 1.9rem; }
.news-cat{
  display:inline-block;
  font-family: var(--font-head); font-size:0.7rem; font-weight:700;
  letter-spacing:0.1em; text-transform:uppercase;
  color: var(--c-red);
  margin-bottom: .8rem;
}
.news-body h3{ font-size: 1.12rem; font-weight:600; margin-bottom: .7rem; }
.news-body p{ font-size:0.9rem; color: var(--c-grey-dark); margin-bottom:1.2rem; }
.news-read{
  font-family: var(--font-head); font-weight:600; font-size:0.85rem;
  color: var(--c-black);
  display:inline-flex; align-items:center; gap:.4rem;
}
.news-read svg{ width:14px; height:14px; transition: transform .3s var(--ease); }
.news-card:hover .news-read svg{ transform: translateX(4px); }

@media (max-width: 968px){ .news-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px){ .news-grid{ grid-template-columns: 1fr; } }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid{
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
}
.contact-form{
  background: var(--c-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 2.6rem;
}
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form-field{ margin-bottom: 1.3rem; }
.form-field label{
  display:block; font-family: var(--font-head); font-size:0.82rem; font-weight:600;
  margin-bottom: .5rem; color: var(--c-black);
}
.form-field input,
.form-field select,
.form-field textarea{
  width:100%;
  padding: 0.9rem 1.05rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid #E4E4E4;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--c-black);
  background: #FCFCFC;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.form-field textarea{ resize: vertical; min-height: 130px; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  outline:none;
  border-color: var(--c-orange);
  box-shadow: 0 0 0 4px rgba(246,139,31,0.14);
}
.form-note{
  margin-top: .5rem;
  font-size: 0.82rem;
  color: var(--c-red);
  display:none;
}
.form-note.visible{ display:block; }
.form-success{
  display:none;
  align-items:center; gap:.6rem;
  background: #EFFBF3; color:#1E7E43;
  padding: 1rem 1.2rem; border-radius: var(--radius-sm);
  font-size:0.9rem; font-weight:500; margin-top: 1rem;
}
.form-success.visible{ display:flex; }

.contact-side{ display:flex; flex-direction:column; gap: 1.4rem; }
.info-card{
  background: var(--c-black);
  color: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
}
.info-item{ display:flex; gap: 1rem; margin-bottom: 1.5rem; }
.info-item:last-child{ margin-bottom:0; }
.info-icon{
  flex-shrink:0; width:44px; height:44px; border-radius: 12px;
  background: var(--gradient-energy-soft);
  border: 1px solid rgba(246,139,31,0.4);
  display:flex; align-items:center; justify-content:center;
}
.info-icon svg{ width:20px; height:20px; stroke: var(--c-orange-2); }
.info-item h4{ font-size: 0.98rem; font-weight:600; margin-bottom:.3rem; }
.info-item p{ font-size: 0.87rem; color: var(--c-grey-light); }

.map-box{
  border-radius: var(--radius-lg);
  overflow:hidden;
  height: 220px;
  position:relative;
  background: linear-gradient(135deg, #2A2A2A, #1E1E1E);
}
.map-box .map-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(246,139,31,0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(246,139,31,0.18) 1px, transparent 1px);
  background-size: 34px 34px;
}
.map-pin{
  position:absolute; top:50%; left:50%; transform: translate(-50%,-100%);
  width: 34px; height:34px;
  display:flex; align-items:center; justify-content:center;
}
.map-pin svg{ width:34px; height:34px; fill: var(--c-red); filter: drop-shadow(0 6px 10px rgba(0,0,0,0.4)); }
.map-label{
  position:absolute; bottom: 1rem; left:1rem; right:1rem;
  color: var(--c-white); font-size:0.8rem; font-family: var(--font-head); font-weight:500;
  background: rgba(0,0,0,0.4); padding:.6rem .9rem; border-radius: 8px;
  backdrop-filter: blur(4px);
}

@media (max-width: 968px){
  .contact-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer{
  background: var(--c-black);
  color: var(--c-grey-light);
  padding-top: var(--space-lg);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.6rem;
  padding-bottom: var(--space-lg);
}
.footer-brand p{ margin-top: 1.1rem; font-size:0.9rem; max-width: 300px; color: var(--c-grey-light); }
.footer-social{ display:flex; gap: .8rem; margin-top: 1.6rem; }
.footer-social a{
  width: 38px; height:38px; border-radius:50%;
  border: 1px solid rgba(255,255,255,0.18);
  display:flex; align-items:center; justify-content:center;
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.footer-social a:hover{ background: var(--gradient-energy); border-color: transparent; }
.footer-social svg{ width:16px; height:16px; stroke: var(--c-white); }

.footer h4{ font-family: var(--font-head); color: var(--c-white); font-size: 0.95rem; font-weight:600; margin-bottom: 1.3rem; }
.footer-links li{ margin-bottom: .85rem; }
.footer-links a{ font-size: 0.9rem; transition: color .3s var(--ease); }
.footer-links a:hover{ color: var(--c-orange-2); }

.footer-contact li{ display:flex; gap:.6rem; margin-bottom: 1rem; font-size:0.88rem; align-items:flex-start; }
.footer-contact svg{ width:16px; height:16px; flex-shrink:0; margin-top:.2rem; stroke: var(--c-orange-2); }

.newsletter-form{ display:flex; margin-top: 1rem; border-radius: 999px; overflow:hidden; border: 1px solid rgba(255,255,255,0.18); }
.newsletter-form input{
  flex:1; border:none; background:transparent; padding: .85rem 1.1rem;
  color: var(--c-white); font-size:0.87rem;
}
.newsletter-form input::placeholder{ color: rgba(255,255,255,0.45); }
.newsletter-form input:focus{ outline:none; }
.newsletter-form button{
  background: var(--gradient-energy);
  padding: 0 1.2rem;
  display:flex; align-items:center; justify-content:center;
}
.newsletter-form button svg{ width:16px; height:16px; stroke:var(--c-white); }

.footer-bottom{
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.6rem 0;
  display:flex; align-items:center; justify-content:space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}

@media (max-width: 900px){
  .footer-grid{ grid-template-columns: 1fr 1fr; row-gap: 2.6rem; }
  .footer-bottom{ flex-direction:column; gap:.6rem; text-align:center; }
}
@media (max-width: 560px){
  .footer-grid{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   Back to top + preloader
   ========================================================================== */
.back-to-top{
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 50px; height:50px;
  border-radius:50%;
  background: var(--gradient-energy);
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 14px 30px -10px rgba(240,74,53,0.55);
  opacity:0; visibility:hidden; transform: translateY(14px);
  transition: all .4s var(--ease);
  z-index: 900;
}
.back-to-top.visible{ opacity:1; visibility:visible; transform: translateY(0); }
.back-to-top svg{ width:20px; height:20px; stroke: var(--c-white); }

.preloader{
  position: fixed; inset:0; z-index: 3000;
  background: var(--c-black);
  display:flex; align-items:center; justify-content:center;
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}
.preloader.hidden{ opacity:0; visibility:hidden; }
.preloader-mark{ width: 64px; height:64px; position:relative; }
.preloader-mark svg{ width:100%; height:100%; }
.preloader-ring{
  fill:none; stroke: var(--c-orange); stroke-width:3;
  stroke-dasharray: 180; stroke-dashoffset: 180;
  animation: preloaderSpin 1.2s var(--ease) infinite;
  transform-origin:center;
}
@keyframes preloaderSpin{
  0%{ stroke-dashoffset:180; transform: rotate(0deg); }
  50%{ stroke-dashoffset: 40; }
  100%{ stroke-dashoffset:180; transform: rotate(360deg); }
}

/* Utility */
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}