/* ============================================
   SACFORCE - Standardized Design System
   ============================================ */

/* ============================================
   CSS Variables - Color Scheme
   ============================================ */
:root {
  /* Primary Colors - Standardized */
  --color-obsidian: #08090a;
  --color-midnight-indigo: #12141c;
  --color-champagne-gold: #c5a059;
  
  /* Color Variations */
  --color-obsidian-dark: #050505;
  --color-obsidian-black: #000000;
  --color-charcoal-black: #080808;
  --color-midnight-indigo-dark: #0b0d14;
  --color-midnight-indigo-light: #131620;
  --color-indigo-accent: #131620;
  --color-surface-dark: #0f0f0f;
  --color-champagne-gold-hover: #d4af37;
  --color-champagne-gold-muted: rgba(197, 160, 89, 0.15);
  --color-champagne-gold-30: rgba(197, 160, 89, 0.3);
  --color-champagne-gold-50: rgba(197, 160, 89, 0.5);
  
  /* Divider & Border Colors */
  --color-divider-indigo: rgba(30, 41, 59, 0.5);
  --color-divider-indigo-light: rgba(148, 163, 184, 0.08);
  --color-divider-gold: rgba(212, 175, 55, 0.3);
  --color-border-white-5: rgba(255, 255, 255, 0.05);
  --color-border-white-10: rgba(255, 255, 255, 0.1);
  --color-border-white-20: rgba(255, 255, 255, 0.2);
  
  /* Text Colors */
  --color-text-primary: #ffffff;
  --color-text-secondary: #cbd5e1; /* slate-300 */
  --color-text-tertiary: #94a3b8; /* slate-400 */
  --color-text-quaternary: #64748b; /* slate-500 */
  --color-text-muted: rgba(255, 255, 255, 0.7);
  
  /* Background Overlays */
  --color-overlay-dark: rgba(8, 9, 10, 0.95);
  --color-overlay-light: rgba(8, 9, 10, 0.4);
  
  /* Typography */
  --font-display: 'Public Sans', sans-serif;
  --font-body: 'Public Sans', sans-serif;
  
  /* Spacing */
  --spacing-section: 8rem; /* py-32 */
  --spacing-section-lg: 12rem; /* lg:py-48 */
  --spacing-container-x: 1.5rem; /* px-6 */
  --spacing-container-x-lg: 3rem; /* lg:px-12 */
  
  /* Transitions */
  --transition-base: all 0.3s ease;
  --transition-colors: color 0.3s ease, border-color 0.3s ease;
  --transition-all: all 0.3s ease;
}

/* ============================================
   Base Styles
   ============================================ */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-obsidian);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background-color: var(--color-champagne-gold-30);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 0.9;
  color: var(--color-text-primary);
}

h1 {
  font-size: clamp(3rem, 8vw, 9rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(2.5rem, 6vw, 7rem);
}

h3 {
  font-size: clamp(2rem, 4vw, 5rem);
}

h4 {
  font-size: clamp(1.5rem, 3vw, 3rem);
  font-weight: 700;
}

p {
  font-weight: 300;
  line-height: 1.75;
  color: var(--color-text-tertiary);
}

/* Typography Utilities */
.text-label {
  font-size: 0.625rem; /* 10px */
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  color: var(--color-champagne-gold);
}

.text-small {
  font-size: 0.75rem; /* 12px */
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.text-body-large {
  font-size: 1.125rem; /* 18px */
  font-weight: 300;
  line-height: 1.75;
}

.text-body-xl {
  font-size: 1.25rem; /* 20px */
  font-weight: 300;
  line-height: 1.75;
}

/* ============================================
   Layout Components
   ============================================ */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-container-x);
  padding-right: var(--spacing-container-x);
}

@media (min-width: 1024px) {
  .container {
    padding-left: var(--spacing-container-x-lg);
    padding-right: var(--spacing-container-x-lg);
  }
}

.section {
  padding-top: var(--spacing-section);
  padding-bottom: var(--spacing-section);
}

@media (min-width: 1024px) {
  .section {
    padding-top: var(--spacing-section-lg);
    padding-bottom: var(--spacing-section-lg);
  }
}

/* Editorial Grid */
.editorial-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  width: 100%;
  border-bottom: 1px solid var(--color-divider-indigo);
  background-color: rgba(8, 9, 10, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-container {
  display: flex;
  height: 5rem; /* h-20 */
  align-items: center;
  justify-content: space-between;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-champagne-gold);
  color: var(--color-champagne-gold);
}

.logo-text {
  color: var(--color-text-primary);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.nav {
  display: none;
  align-items: center;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
  }
}

.nav-link {
  color: var(--color-text-tertiary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: var(--transition-colors);
  text-decoration: none;
}

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

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.875rem 2.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-champagne-gold);
  color: var(--color-obsidian);
}

.btn-primary:hover {
  background-color: var(--color-text-primary);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-divider-indigo);
}

.btn-outline:hover {
  border-color: var(--color-text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.btn-link {
  background-color: transparent;
  color: var(--color-champagne-gold);
  border-bottom: 1px solid var(--color-champagne-gold);
  padding: 0.25rem 0;
  padding-bottom: 0.25rem;
}

.btn-link:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

/* Button Sizes */
.btn-lg {
  height: 4rem;
  padding-left: 3rem;
  padding-right: 3rem;
}

.btn-md {
  height: 3.5rem;
  padding-left: 2.5rem;
  padding-right: 2.5rem;
}

/* ============================================
   Decorative Elements
   ============================================ */
.divider-line {
  width: 3rem;
  height: 1px;
  background-color: var(--color-champagne-gold);
}

.divider-line-lg {
  width: 4rem;
  height: 2px;
  background-color: var(--color-champagne-gold);
}

/* ============================================
   Cards & Panels
   ============================================ */
.card {
  background-color: var(--color-midnight-indigo);
  border: 1px solid var(--color-border-white-10);
  padding: 2.5rem;
  transition: var(--transition-base);
}

.card:hover {
  border-color: var(--color-champagne-gold);
  transform: translateX(0.5rem);
}

.card-border-left {
  border-left: 2px solid var(--color-champagne-gold);
}

/* ============================================
   Text Effects
   ============================================ */
.text-gradient {
  background: linear-gradient(to right, var(--color-champagne-gold), rgba(255, 255, 255, 0.6));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-outline {
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
  color: transparent;
}

.text-outline-gold {
  -webkit-text-stroke: 1px var(--color-champagne-gold-50);
  color: transparent;
}

.text-glow {
  text-shadow: 0 0 20px var(--color-champagne-gold-30);
}

.editorial-text-shadow {
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

/* ============================================
   Form Elements
   ============================================ */
.form-group {
  position: relative;
  margin-bottom: 2.5rem;
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-quaternary);
  margin-bottom: 0.75rem;
  transition: var(--transition-colors);
}

.form-group:focus-within .form-label {
  color: var(--color-champagne-gold);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid var(--color-champagne-gold-30);
  color: var(--color-text-primary);
  padding-bottom: 0.75rem;
  font-size: 1rem;
  font-family: var(--font-body);
  transition: var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-bottom-color: var(--color-champagne-gold);
}

.form-textarea {
  resize: none;
  min-height: 8rem;
}

/* Custom Scrollbar for Textarea */
textarea::-webkit-scrollbar {
  width: 8px;
}

textarea::-webkit-scrollbar-track {
  background: var(--color-midnight-indigo);
}

textarea::-webkit-scrollbar-thumb {
  background: var(--color-text-quaternary);
}

textarea::-webkit-scrollbar-thumb:hover {
  background: var(--color-champagne-gold);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background-color: var(--color-obsidian);
  border-top: 1px solid var(--color-divider-indigo);
  padding-top: 6rem;
  padding-bottom: 3rem;
  color: var(--color-text-quaternary);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 4rem;
  margin-bottom: 6rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(12, 1fr);
  }
}

.footer-col-4 {
  grid-column: span 4;
}

.footer-col-2 {
  grid-column: span 2;
}

.footer-col-3 {
  grid-column: span 3;
}

.footer-title {
  color: var(--color-text-primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
}

.footer-link {
  color: var(--color-text-quaternary);
  text-decoration: none;
  transition: var(--transition-colors);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer-link:hover {
  color: var(--color-champagne-gold);
}

.footer-copyright {
  padding-top: 2rem;
  border-top: 1px solid var(--color-divider-indigo);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

@media (min-width: 768px) {
  .footer-copyright {
    flex-direction: row;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.bg-obsidian {
  background-color: var(--color-obsidian);
}

.bg-midnight-indigo {
  background-color: var(--color-midnight-indigo);
}

.text-champagne-gold {
  color: var(--color-champagne-gold);
}

.text-white {
  color: var(--color-text-primary);
}

.text-slate-400 {
  color: var(--color-text-tertiary);
}

.text-slate-500 {
  color: var(--color-text-quaternary);
}

.border-divider-indigo {
  border-color: var(--color-divider-indigo);
}

.border-champagne-gold {
  border-color: var(--color-champagne-gold);
}

/* ============================================
   Sector Panel (Industries Page)
   ============================================ */
.sector-panel {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  min-height: 85vh;
  overflow: hidden;
  border-bottom: 1px solid var(--color-divider-indigo);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fade-in-up 0.6s ease-out;
}

@keyframes logo-container-entrance {
  0% {
    opacity: 0;
    transform: translate3d(0, -10px, 0) scale(0.8) rotateY(0deg);
  }
  60% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1.05) rotateY(0deg);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1) rotateY(0deg);
  }
}

@keyframes logo-spin-globe {
  from {
    transform: translate3d(0, 0, 0) scale(1) rotateY(0deg);
  }
  to {
    transform: translate3d(0, 0, 0) scale(1) rotateY(360deg);
  }
}

@keyframes text-slide-in {
  0% {
    opacity: 0;
    transform: translateX(-30px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes glow-pulse {
  0%, 100% {
    box-shadow: 0 0 20px rgba(197, 160, 89, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(197, 160, 89, 0.6);
  }
}

.logo-container {
  opacity: 0;
  transform: translate3d(0, 0, 0) scale(1);
  animation: logo-container-entrance 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards,
             logo-spin-globe 8s linear 0.8s infinite;
  transform-style: preserve-3d;
  backface-visibility: visible;
  -webkit-backface-visibility: visible;
  will-change: transform, opacity;
  transform-origin: center center;
}

.logo-front,
.logo-back {
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform-style: preserve-3d;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.logo-front {
  transform: translate3d(0, 0, 0) rotateY(0deg);
}

.logo-back {
  transform: translate3d(0, 0, 0) rotateY(180deg);
}

.animate-text-slide-in {
  animation: text-slide-in 0.8s ease-out 0.3s forwards;
  opacity: 0;
}

.animate-glow-pulse {
  animation: glow-pulse 2s ease-in-out infinite 1.5s;
}

/* ============================================
   CTA Button Animations
   ============================================ */
@keyframes cta-entrance {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes cta-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(197, 160, 89, 0.4);
  }
  50% {
    transform: scale(1.02);
    box-shadow: 0 0 0 8px rgba(197, 160, 89, 0);
  }
}

@keyframes cta-shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

.animate-cta-entrance {
  animation: cta-entrance 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  opacity: 0;
}

.animate-cta-pulse {
  animation: cta-pulse 2s ease-in-out infinite;
}

.cta-shimmer {
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  background-size: 200% 100%;
  animation: cta-shimmer 3s linear infinite;
}

/* CTA hover effects */
.cta-hover-lift {
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.cta-hover-lift::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.6s ease;
  z-index: 1;
  pointer-events: none;
}

.cta-hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(197, 160, 89, 0.3);
}

.cta-hover-lift:hover::before {
  left: 100%;
}

.cta-hover-scale {
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.cta-hover-scale::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.6s ease;
  z-index: 1;
  pointer-events: none;
}

.cta-hover-scale:hover {
  transform: scale(1.05);
}

.cta-hover-scale:hover::before {
  left: 100%;
}

/* Highlight animation for outline buttons */
.cta-hover-lift[class*="border"]:hover,
.cta-hover-scale[class*="border"]:hover {
  box-shadow: 0 0 20px rgba(197, 160, 89, 0.4), 
              0 10px 30px rgba(197, 160, 89, 0.2);
}

/* Enhanced highlight for primary buttons */
.cta-hover-lift.bg-champagne-gold:hover::before,
.cta-hover-scale.bg-champagne-gold:hover::before {
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
}

/* Text link highlight animation */
.animate-cta-entrance[class*="border-b"]:hover {
  position: relative;
}

.animate-cta-entrance[class*="border-b"]:hover::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(197, 160, 89, 0.8),
    transparent
  );
  animation: highlight-sweep 0.6s ease;
}

@keyframes highlight-sweep {
  0% {
    transform: translateX(-100%);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* ============================================
   Mobile Menu Styles
   ============================================ */
#mobile-menu {
  transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
  position: fixed !important;
  top: 6rem !important; /* top-24 = 6rem */
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100% !important;
  height: calc(100vh - 6rem) !important;
  background-color: var(--color-charcoal-black) !important;
  z-index: 60 !important;
}

#mobile-menu.hidden {
  display: none !important;
  opacity: 0;
  transform: translateY(-100%);
}

#mobile-menu:not(.hidden) {
  display: block !important;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 1023px) {
  .section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
  
  h1 {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  h2 {
    font-size: clamp(2rem, 8vw, 3.5rem);
  }
}