/* ==========================================================================
   Aurora Glass Remix | CSS Architecture
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@300;500;700;800&display=swap');

:root {
  /* Colors */
  --color-bg: #F8F9FA;
  --color-text: #111111;
  --color-text-muted: #64748B;
  --color-accent: #0070F3;
  --color-accent-glow: rgba(0, 112, 243, 0.3);
  
  /* Panel Variables */
  --panel-bg: #FFFFFF;
  --panel-border: #E2E8F0;
  --panel-hover: #FFFFFF;
  --panel-radius: 16px;
  
  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Utilities */
  --transition-smooth: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  --section-spacing: 160px;
}

/* --- Base --- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 14.5px; }
body { 
  background-color: var(--color-bg); 
  color: var(--color-text); 
  font-family: var(--font-body); 
  line-height: 1.6; 
  overflow-x: hidden; 
  -webkit-font-smoothing: antialiased; 
}
body.no-scroll { overflow: hidden; }

/* --- Gradient Mesh --- */
.gradient-mesh {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  z-index: -1; overflow: hidden; background: var(--color-bg);
}
.mesh-blob {
  position: absolute; border-radius: 50%; filter: blur(120px);
  animation: floatMesh 20s infinite alternate ease-in-out;
}
.mesh-blob-1 {
  width: 60vw; height: 60vw; background: #E0F2FE; top: -20%; left: -20%; opacity: 0.8;
}
.mesh-blob-2 {
  width: 50vw; height: 50vw; background: #F3E8FF; bottom: -10%; right: -10%; opacity: 0.6; animation-delay: -5s;
}
@keyframes floatMesh {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(15vw, 10vh) scale(1.1); }
}

/* --- Typography --- */
h1, h2, h3, h4, .font-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 3.5rem;
  color: var(--color-text);
}

/* --- Layout --- */
.container { max-width: 1400px; margin: 0 auto; padding: 0 4vw; }
.section { padding: var(--section-spacing) 0; }

/* --- Panel Utility --- */
.panel {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--panel-radius);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.04);
}

/* --- Preloader --- */
.preloader {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background-color: var(--color-bg);
  z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  transition: background-color 1s ease;
}
.preloader.fade-bg { background-color: transparent; pointer-events: none; }
.preloader__logo {
  display: flex; align-items: center; gap: 1rem;
  font-family: var(--font-heading); font-weight: 800; font-size: clamp(1.5rem, 4vw, 3rem);
  letter-spacing: -0.02em; color: var(--color-text);
  opacity: 0; transform: scale(1.1); transform-origin: center center;
  will-change: transform, opacity; white-space: nowrap;
}
.preloader__logo .logo-icon {
  width: clamp(40px, 8vw, 80px);
  height: clamp(40px, 8vw, 80px);
}

/* --- Header --- */
.header {
  position: fixed; top: 0; left: 0; width: 100%; padding: 1.5rem 0; z-index: 1000;
  opacity: 0; transform: translateY(-20px); transition: opacity 1s ease, transform 1s ease;
  pointer-events: none;
}
.header.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.header__container {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem 3rem;
  margin: 0 2vw;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: 100px; /* Pill shape for header */
  box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}
.header__logo { 
  display: flex; align-items: center; gap: 0.75rem;
  font-family: var(--font-heading); font-weight: 800; font-size: 1rem; color: var(--color-text); text-decoration: none; opacity: 0; 
}
.header__logo .logo-icon {
  width: 28px;
  height: 28px;
}
.header__nav-list { display: flex; list-style: none; gap: 2.5rem; }
.header__nav-link {
  font-size: 0.9rem; font-weight: 500; color: var(--color-text-muted);
  text-decoration: none; position: relative; padding: 0.25rem 0;
  transition: color 0.3s ease;
}
.header__nav-link::after {
  content: ''; position: absolute; bottom: 0; left: 50%; width: 0; height: 1.5px;
  background: var(--color-accent); transition: width 0.3s ease, left 0.3s ease;
}
.header__nav-link:hover { color: var(--color-text); }
.header__nav-link:hover::after {
  width: 100%; left: 0;
}
.header__hamburger { display: none; }

/* --- Main Content State --- */
.main-content { opacity: 0; transform: translateY(40px); transition: opacity 1s ease, transform 1s cubic-bezier(0.19, 1, 0.22, 1); }
.main-content.visible { opacity: 1; transform: translateY(0); }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 1rem 2rem; font-family: var(--font-body); font-size: 0.9rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; text-decoration: none;
  border-radius: 100px; /* Pill shape */
  transition: var(--transition-smooth); cursor: pointer;
}
.btn--primary {
  background: var(--color-text);
  color: var(--color-bg);
  border: 1px solid var(--color-text);
}
.btn--primary:hover {
  background: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
  box-shadow: 0 0 15px var(--color-accent-glow);
}
.btn--outline {
  background: transparent; color: var(--color-text); border: 1px solid var(--panel-border);
}
.btn--outline:hover {
  background: var(--color-text); color: var(--color-bg); border-color: var(--color-text);
}
.magnetic { display: inline-block; }

/* --- Hero Section --- */
.hero { min-height: 100vh; display: flex; align-items: center; padding-top: 100px; }
.hero__content { max-width: 1000px; }
.hero__headline {
  font-size: clamp(2.2rem, 4vw, 3.8rem); margin-bottom: 1.25rem;
  background: linear-gradient(135deg, #111111 20%, #475569 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.15;
  letter-spacing: -0.03em;
}
.hero__sub-headline { font-size: clamp(1.1rem, 1.5vw, 1.25rem); max-width: 600px; color: var(--color-text-muted); margin-bottom: 3rem; font-weight: 300; }

/* --- Capabilities Section --- */
.capabilities__grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 992px) { .capabilities__grid { grid-template-columns: repeat(3, 1fr); } }

.capability {
  padding: 3rem;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--panel-radius);
  transition: var(--transition-smooth);
  position: relative;
}
.capability:hover { 
  transform: translateY(-4px) scale(1.01); 
  background: var(--panel-hover); 
  border-color: var(--color-accent); 
  box-shadow: 0 10px 40px rgba(0, 112, 243, 0.08);
}
.capability__number { font-size: 1rem; font-weight: 700; color: var(--color-accent); margin-bottom: 2rem; display: block; }
.capability__title { font-size: 1.8rem; margin-bottom: 1rem; }
.capability__desc { font-size: 1rem; color: var(--color-text-muted); }

/* --- Work Section --- */
.work__list { display: flex; flex-direction: column; gap: 6rem; }
.case-study { display: grid; grid-template-columns: 1fr; gap: 3rem; align-items: center; }
@media (min-width: 992px) {
  .case-study { grid-template-columns: 1.5fr 1fr; gap: 5rem; }
  .case-study:nth-child(even) { grid-template-columns: 1fr 1.5fr; }
  .case-study:nth-child(even) .case-study__visual { order: 2; }
  .case-study:nth-child(even) .case-study__content { order: 1; }
}

.case-study__visual {
  aspect-ratio: 16/9;
  border-radius: var(--panel-radius);
  border: 1px solid var(--panel-border);
  overflow: hidden; position: relative;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}
.case-study__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.19, 1, 0.22, 1); }
.case-study:hover .case-study__img { transform: scale(1.05); }

.case-study__category { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent); display: block; margin-bottom: 1rem; }
.case-study__title { font-size: clamp(2rem, 3.5vw, 2.8rem); margin-bottom: 1.25rem; }
.case-study__desc { font-size: 1.125rem; color: var(--color-text-muted); margin-bottom: 2rem;}

/* --- Perspective Section --- */
.perspective__container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}
@media (min-width: 992px) {
  .perspective__container {
    grid-template-columns: 4fr 6fr; /* 40% / 60% split */
    gap: 6rem;
    align-items: flex-start;
  }
}

.perspective__visual-col {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.perspective__portrait {
  aspect-ratio: 4/5;
  width: 100%;
  overflow: hidden;
  position: relative;
  /* Replaced Champagne Gold with Aurora gradient */
}
.perspective__portrait::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--color-accent), #8A2BE2);
  z-index: 2;
}

.perspective__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.1);
  transition: all 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}
.perspective__portrait:hover .perspective__img {
  filter: grayscale(0%) contrast(1);
  transform: scale(1.05);
}

.perspective__facts {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.fact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.fact-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}
.fact-value {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text);
}

.perspective__narrative-col {
  display: flex;
  flex-direction: column;
  padding-top: 1rem;
}

.perspective__overline {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
  display: block;
}

.perspective__headline {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  margin-bottom: 2.5rem;
  line-height: 1.1;
}

.perspective__body p {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.perspective__signature {
  margin-top: 3rem;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 300;
  color: var(--color-text);
  opacity: 0.8;
  letter-spacing: -0.02em;
}

/* --- Footer & Discovery Form --- */
.footer { padding-top: var(--section-spacing); padding-bottom: 3rem; }
.footer__headline { font-size: clamp(3.5rem, 6vw, 6rem); margin-bottom: 1rem; }
.footer__sub-headline { font-size: 1.2rem; color: var(--color-text-muted); }

.discovery-wrapper {
  background: var(--panel-bg); border: 1px solid var(--panel-border);
  border-radius: var(--panel-radius); padding: 3rem; margin-top: 3rem; max-width: 800px; overflow: hidden;
}
.discovery-header { display: flex; align-items: center; margin-bottom: 3rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--panel-border); }
.discovery-progress { flex: 1; height: 6px; background: rgba(255, 255, 255, 0.1); border-radius: 3px; margin-right: 2rem; overflow: hidden; }
.discovery-progress-fill { height: 100%; background: var(--color-accent); width: 33.33%; transition: width 0.5s ease; box-shadow: 0 0 10px var(--color-accent-glow); }
.discovery-step-indicator { font-size: 0.9rem; font-weight: 600; color: var(--color-accent); letter-spacing: 0.1em; }

.discovery-form { position: relative; min-height: 400px; }
.discovery-step { position: absolute; top: 0; left: 0; width: 100%; opacity: 0; visibility: hidden; transform: translateX(50px); transition: all 0.5s ease; pointer-events: none; }
.discovery-step.active { position: relative; opacity: 1; visibility: visible; transform: translateX(0); pointer-events: auto; }
.discovery-step.exit-left { transform: translateX(-50px); opacity: 0; visibility: hidden; }

.discovery-question { font-size: 2rem; margin-bottom: 2rem; }
.discovery-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-bottom: 3rem; }
@media (min-width: 768px) { .discovery-grid { grid-template-columns: 1fr 1fr; } }
.discovery-card input { display: none; }
.discovery-card-content {
  background: var(--panel-hover); border: 1px solid var(--panel-border); border-radius: 12px;
  padding: 1.5rem; cursor: pointer; transition: all 0.3s ease; height: 100%;
}
.discovery-card-title { font-size: 1rem; font-weight: 600; color: var(--color-text); display: block; }
.discovery-card-desc { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 0.5rem; display: block; }
.discovery-card:hover .discovery-card-content { border-color: rgba(255,255,255,0.2); background: rgba(255,255,255,0.06); }
.discovery-card input:checked + .discovery-card-content { border-color: var(--color-accent); background: rgba(0, 240, 255, 0.1); box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.1); }

.discovery-inputs { display: grid; grid-template-columns: 1fr; gap: 1.5rem; margin-bottom: 3rem; }
@media (min-width: 768px) { .discovery-inputs { grid-template-columns: 1fr 1fr; } .input-group--full { grid-column: 1 / -1; } }
.input-group label { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 0.5rem; display: block; }
.input-group input, .input-group textarea {
  width: 100%; background: var(--panel-hover); border: 1px solid var(--panel-border); color: var(--color-text);
  padding: 1rem; border-radius: 8px; transition: 0.3s ease; font-family: var(--font-body);
}
.input-group input:focus, .input-group textarea:focus { outline: none; border-color: var(--color-accent); background: var(--panel-hover); }

.discovery-actions { display: flex; justify-content: space-between; border-top: 1px solid var(--panel-border); padding-top: 2rem; }
.discovery-step[data-step="1"] .discovery-actions { justify-content: flex-end; }
.discovery-actions-right { display: flex; align-items: center; gap: 1.5rem; }
.discovery-error { color: #FF007F; font-size: 0.9rem; opacity: 0; transition: 0.3s; }
.discovery-error.visible { opacity: 1; }

.footer__bottom { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--panel-border); padding-top: 2rem; margin-top: 4rem; }
.social-icon { color: var(--color-text-muted); transition: 0.3s; }
.social-icon:hover { color: var(--color-accent); filter: drop-shadow(0 0 8px var(--color-accent-glow)); }

/* --- Modal --- */
.modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 9999; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; visibility: hidden; transition: 0.4s ease; }
.modal.modal--open { opacity: 1; pointer-events: auto; visibility: visible; }
.modal__overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(3, 0, 20, 0.6); cursor: pointer; }
.modal__container {
  position: relative; width: 90%; max-width: 900px; max-height: 90vh;
  background: rgba(20, 20, 30, 0.4); backdrop-filter: blur(40px); border: 1px solid var(--glass-border); border-radius: var(--glass-radius);
  display: flex; flex-direction: column; transform: translateY(20px); transition: 0.4s ease;
}
.modal.modal--open .modal__container { transform: translateY(0); }
.modal__header { display: flex; justify-content: space-between; padding: 1.5rem 2rem; border-bottom: 1px solid var(--glass-border); }
.modal__title { font-size: 1.5rem; }
.modal__close { background: none; border: none; color: var(--color-text-muted); cursor: pointer; transition: 0.3s; }
.modal__close:hover { color: #FF007F; }
.modal__body { padding: 2rem; overflow-y: auto; }
.modal__hero { aspect-ratio: 16/9; border-radius: 12px; overflow: hidden; margin-bottom: 2rem; }
.modal__hero-img { width: 100%; height: 100%; object-fit: cover; }
.modal__grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 3rem; }
.modal__subtitle { color: var(--color-accent); margin-bottom: 1rem; font-size: 1rem; text-transform: uppercase; letter-spacing: 0.1em; }
.modal__text { color: var(--color-text-muted); margin-bottom: 2rem; }
.modal__list { list-style: none; margin-bottom: 2rem; }
.modal__list li { position: relative; padding-left: 1.5rem; margin-bottom: 0.5rem; color: var(--color-text); }
.modal__list li::before { content: ''; position: absolute; left: 0; top: 0.5rem; width: 6px; height: 6px; background: var(--color-accent); border-radius: 50%; box-shadow: 0 0 8px var(--color-accent-glow); }
.modal__footer { padding: 1.5rem 2rem; border-top: 1px solid var(--glass-border); display: flex; justify-content: flex-end; }

/* --- Reveal Animations --- */
.reveal { opacity: 0; transform: translateY(40px); transition: all 0.8s cubic-bezier(0.5, 0, 0, 1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }

/* --- Mobile Nav --- */
@media (max-width: 768px) {
  .header__nav-list {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(3, 0, 20, 0.9); backdrop-filter: blur(20px);
    flex-direction: column; justify-content: center; align-items: center; gap: 3rem;
    opacity: 0; pointer-events: none; transition: 0.4s ease; z-index: -1;
  }
  .header__nav-list.nav-open { opacity: 1; pointer-events: auto; }
  .header__nav-link { font-size: 1.5rem; color: var(--color-text); }
  .header__hamburger { display: flex; flex-direction: column; justify-content: space-between; width: 30px; height: 12px; border: none; background: transparent; cursor: pointer; z-index: 10; }
  .header__hamburger span { width: 100%; height: 2px; background: var(--color-text); transition: 0.3s ease; }
  .header__hamburger.active span:first-child { transform: translateY(5px) rotate(45deg); }
  .header__hamburger.active span:last-child { transform: translateY(-5px) rotate(-45deg); }
  .modal__grid { grid-template-columns: 1fr; }
}
<style>
    @media (min-width: 992px) {
        .timeline-mobile { display: none !important; }
        .timeline-desktop { display: block !important; }
    }

    @media (max-width: 991px) {
        .timeline-desktop { display: none !important; }
        .timeline-mobile { display: block !important; }
    }

    .timeline-card:hover {
        transform: translateY(-8px) scale(1.02);
        border-color: #0070F3;
        box-shadow: 0 16px 50px rgba(0, 112, 243, 0.12);
    }

    .timeline-card:active {
        transform: translateY(-4px) scale(0.99);
    }

    @media (max-width: 768px) {
        .timeline-wrapper {
            padding: 0 1rem;
        }
    }
</style>