/* 
  PLANOS WEB STUDIO — CSS Design System
  Theme: Light Editorial Cream & Gold/Amber (Blueprint Grid variation)
*/

:root {
  /* Colors */
  --bg: #f5f2eb;         /* Elegant warm cream background */
  --bg-2: #ffffff;       /* Pure white for cards (contrasts with cream) */
  --bg-3: #eae5d8;       /* Sand border highlight / grid line */
  --ink: #161c1a;        /* Deep charcoal for readable text */
  --ink-soft: #4a5451;   /* Soft charcoal readability */
  --ink-mute: #8ca09b;   /* Low-contrast tech specifications */
  
  --accent: #d68c45;     /* Warm amber/orange-gold */
  --accent-soft: rgba(214, 140, 69, 0.12);
  --gold: #c49a5b;       /* Premium Gold highlight */
  --gold-soft: rgba(196, 154, 91, 0.12);
  
  /* Grids & Lines */
  --line: rgba(214, 140, 69, 0.05);     /* Warm amber grid line */
  --line-gold: rgba(196, 154, 91, 0.08); /* Gold structural line */
  --line-solid: rgba(22, 28, 26, 0.08);  /* Solid charcoal boundary line */
  
  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  --font-serif: 'Playfair Display', Georgia, serif;
}

/* --- Reset & Base --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  cursor: none; /* Hide default cursor to use custom cursor */
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  font-family: var(--font-sans);
}

main {
  flex: 1 0 auto;
  position: relative;
  z-index: 5;
}

footer {
  flex-shrink: 0;
}

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

/* --- Custom Cursor (GPU Accelerated with translate3d) --- */
.custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  background-color: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate3d(0, 0, 0) translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform;
}

.cursor-coords {
  position: absolute;
  top: 15px;
  left: 15px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--accent);
  white-space: nowrap;
  letter-spacing: 1px;
  opacity: 0.8;
}

.custom-cursor.hovered {
  width: 6px;
  height: 6px;
  background-color: var(--gold);
}

.custom-cursor.hovered .cursor-coords {
  color: var(--gold);
}

.cursor-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent-soft);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate3d(0, 0, 0) translate(-50%, -50%);
  transition: border-color 0.3s ease, background-color 0.3s ease, width 0.3s ease, height 0.3s ease;
  will-change: transform;
}

.cursor-glow.hovered {
  width: 60px;
  height: 60px;
  border-color: var(--gold);
  background-color: rgba(196, 154, 91, 0.05);
}

/* --- Blueprint Grid Overlay --- */
.blueprint-grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image: 
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.8;
}

.blueprint-grid-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, var(--line-gold) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-gold) 1px, transparent 1px);
  background-size: 250px 250px;
  opacity: 0.6;
}

/* --- Interactive Mesh Background (GPU Accelerated via absolute elements) --- */
.interactive-mesh-bg {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-color: var(--bg);
  overflow: hidden;
}

.glow-ball {
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 50%;
  filter: blur(120px);
  -webkit-filter: blur(120px);
  pointer-events: none;
  opacity: 0.14;
  transform: translate3d(0, 0, 0) translate(-50%, -50%);
  will-change: transform;
}

.glow-ball-1 {
  width: 450px;
  height: 450px;
  background-color: var(--accent);
}

.glow-ball-2 {
  width: 600px;
  height: 600px;
  background-color: var(--gold);
}

/* --- Container & Layout Typology --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  position: relative;
  z-index: 5;
  padding: 5rem 0; /* Reduced from 8rem for tighter padding (less empty space) */
  border-bottom: 1px solid var(--line-solid);
}

/* Custom Text Styles */
.mono-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
}

.accent-serif {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.accent-glow {
  color: var(--ink);
  text-shadow: 0 0 15px rgba(214, 140, 69, 0.15);
}

/* --- Logo (Simple & Modern SVG) --- */
.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-svg {
  width: 32px;
  height: 32px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.brand-logo:hover .logo-svg {
  transform: rotate(90deg);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 2px;
  color: var(--ink);
}

.logo-tag {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 2px;
  color: var(--accent);
  margin-top: 2px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-weight: 500;
}

.btn-sm {
  padding: 0.6rem 1.2rem;
  font-size: 0.75rem;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-soft);
}

.btn-outline {
  background-color: transparent;
  color: var(--ink);
  border: 1px solid var(--line-solid);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 15px var(--accent-soft);
}

.btn-ghost {
  background-color: transparent;
  color: var(--ink-soft);
  padding: 1rem 0;
}

.btn-ghost:hover {
  color: var(--accent);
}

.btn-ghost .arrow {
  margin-left: 0.5rem;
  display: inline-block;
  transition: transform 0.3s ease;
}

.btn-ghost:hover .arrow {
  transform: translateY(3px);
}

.btn-block {
  width: 100%;
}

/* --- Header / Navigation --- */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  border-bottom: 1px solid var(--line-solid);
  background-color: rgba(245, 242, 235, 0.85);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.2rem 2rem; /* reduced from 1.5rem */
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-menu {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 1px;
  color: var(--ink-soft);
  text-transform: uppercase;
  transition: color 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent);
  transition: width 0.3s ease;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* --- Hero Section --- */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 6rem;
  border-bottom: 1px solid var(--line-solid);
}

.hero-metadata {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.meta-separator {
  color: var(--line-solid);
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 2rem;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--ink-soft);
  max-width: 600px;
  margin-bottom: 3rem;
  font-weight: 300;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.hero-blueprint-indicator {
  position: absolute;
  bottom: 3rem;
  right: 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.blueprint-line {
  width: 150px;
  height: 1px;
  background-color: var(--accent-soft);
  position: relative;
}

.blueprint-line::before, .blueprint-line::after {
  content: '';
  position: absolute;
  width: 1px;
  height: 9px;
  background-color: var(--accent);
  top: -4px;
}

.blueprint-line::before { left: 0; }
.blueprint-line::after { right: 0; }

.blueprint-coords {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.coord-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--ink-mute);
}

.coord-val {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
}

/* --- Section Headers --- */
.section-header {
  margin-bottom: 3rem; /* reduced from 4rem */
}

.section-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 500;
  line-height: 1.2;
}

/* --- Services Section --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}

.service-card {
  background-color: var(--bg-2);
  border: 1px solid var(--line-solid);
  padding: 2.2rem 1.8rem;
  position: relative;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 180px; /* forces uniform height cards to avoid blank space gaps */
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: 0 10px 30px rgba(214, 140, 69, 0.04);
}

.card-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.card-title {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--ink);
  line-height: 1.3;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  font-weight: 300;
  line-height: 1.4;
  margin-bottom: 0;
}

.card-border-glow {
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: all 0.4s ease;
}

.service-card:hover .card-border-glow {
  box-shadow: inset 0 0 15px rgba(214, 140, 69, 0.03);
}

/* --- Work Process Section --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin-top: 1rem;
}

.process-step {
  border-top: 1px solid var(--line-solid);
  padding-top: 2rem;
  position: relative;
}

.process-step::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  background-color: var(--accent);
}

.process-step-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

.process-step-title {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--ink);
}

.process-step-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  font-weight: 300;
  line-height: 1.5;
}

/* --- Why Choose Us Section --- */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.why-us-item {
  background-color: var(--bg-2);
  border: 1px solid var(--line-solid);
  padding: 2.5rem 2rem;
  position: relative;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  min-height: 220px;
}

.why-us-item:hover {
  border-color: var(--accent);
  box-shadow: 0 10px 30px rgba(214, 140, 69, 0.04);
}

.why-us-item::before {
  content: '// VALUE';
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--gold);
  position: absolute;
  top: 1.2rem;
  right: 1.8rem;
}

.why-us-title {
  font-family: var(--font-sans);
  font-size: 1.45rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--ink);
}

.why-us-desc {
  font-size: 0.9rem;
  color: var(--ink-soft);
  font-weight: 300;
  line-height: 1.5;
}

/* --- Portfolio/Projects Section --- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
  gap: 3rem;
}

.project-item {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.project-media {
  width: 100%;
  border: 1px solid var(--line-solid);
  overflow: hidden;
  position: relative;
  aspect-ratio: 16 / 10;
  background-color: var(--bg-2);
}

.project-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-item:hover .project-preview-img {
  transform: scale(1.04);
}

.project-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0 0.5rem;
}

.project-category {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--accent);
}

.project-name {
  font-family: var(--font-sans);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--ink);
}

.project-desc {
  font-size: 0.95rem;
  color: var(--ink-soft);
  font-weight: 300;
  max-width: 90%;
}

/* --- Manifesto Section --- */
.manifesto-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.manifesto-lead {
  font-family: var(--font-sans);
  font-size: clamp(1.25rem, 2.5vw, 1.85rem);
  font-weight: 300;
  line-height: 1.5;
  color: var(--ink);
  margin-bottom: 4rem;
}

.manifesto-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  border-top: 1px solid var(--line-solid);
  padding-top: 3rem;
}

.pillar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
}

.pillar-title {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 500;
}

.pillar p {
  font-size: 0.95rem;
  color: var(--ink-soft);
  font-weight: 300;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: start;
}

.panel-subtitle {
  font-family: var(--font-sans);
  font-size: 1.75rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.panel-text {
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin-bottom: 3rem;
  font-weight: 300;
}

.direct-channels {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.channel-link {
  background-color: var(--bg-2);
  border: 1px solid var(--line-solid);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: all 0.3s ease;
}

.channel-link:hover {
  border-color: var(--accent);
  transform: translateX(5px);
}

.channel-icon {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.channel-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-mute);
  letter-spacing: 1px;
}

.channel-val {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--ink);
}

.channel-link:hover .channel-val {
  color: var(--accent);
}

.blueprint-compass {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.compass-label {
  color: var(--ink-mute);
}

/* Form Styles */
.blueprint-form {
  background-color: var(--bg-2);
  border: 1px solid var(--line-solid);
  padding: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 1.5px;
  color: var(--accent);
}

.form-group input, .form-group textarea {
  background-color: rgba(245, 242, 235, 0.4);
  border: 1px solid var(--line-solid);
  padding: 1rem;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  border-radius: 0;
  transition: all 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 10px rgba(214, 140, 69, 0.05);
}

.form-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-align: center;
}

.form-status.success {
  color: var(--accent);
}

.form-status.error {
  color: #ef4444;
}

/* --- Contact & Footer Spacing (Sticky footer layout prevents empty space) --- */
.contact-section {
  padding: 5rem 0 3rem 0; /* tightened bottom space */
}

.main-footer {
  background-color: #eae5d8;
  padding: 2.5rem 0 1.5rem 0; /* tight footer padding */
  border-top: 1px solid var(--line-solid);
  margin-top: auto; /* fits flexbox layout */
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 2rem; /* reduced */
}

.footer-tagline {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-top: 1rem;
  font-weight: 300;
  max-width: 300px;
}

.links-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 1.5rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.95rem;
  color: var(--ink-soft);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-tech {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mono-spec {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-mute);
  letter-spacing: 1px;
}

.footer-bottom {
  border-top: 1px solid rgba(22, 28, 26, 0.05);
  padding-top: 1.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--ink-mute);
  margin-bottom: 0;
}

/* --- Media Queries (Responsiveness) --- */
@media (max-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  * {
    cursor: auto !important; /* Restore normal cursor for touch devices */
  }
  
  .custom-cursor, .cursor-glow {
    display: none !important;
  }
  
  .nav-menu {
    display: none;
  }
  
  .hero-cta-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .hero-blueprint-indicator {
    display: none;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .blueprint-form {
    padding: 2rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .process-grid {
    grid-template-columns: 1fr;
  }
}