/* ============================================================
   SMASH & DASH — Design System & Styles
   ============================================================ */

/* --- Design Tokens --- */
:root {
  /* Colors */
  --bg-primary: #0A0A0A;
  --bg-secondary: #111111;
  --bg-card: #151515;
  --border: #222222;
  --border-hover: #333333;

  --accent-primary: #00FF88;
  --accent-secondary: #FF3366;
  --accent-glow: rgba(0, 255, 136, 0.15);
  --accent-glow-strong: rgba(0, 255, 136, 0.3);

  --text-primary: #F0F0F0;
  --text-secondary: #777777;
  --text-muted: #444444;

  /* Typography */
  --font-display: 'Clash Display', 'Arial Black', sans-serif;
  --font-body: 'Outfit', system-ui, sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  /* Type Scale */
  --text-hero: clamp(3.5rem, 11vw, 11rem);
  --text-h1: clamp(2.2rem, 5vw, 4.5rem);
  --text-h2: clamp(1.4rem, 2.5vw, 2rem);
  --text-h3: clamp(1.1rem, 1.5vw, 1.35rem);
  --text-body: 1.0625rem;
  --text-small: 0.8125rem;
  --text-mono: 0.8rem;

  /* Spacing */
  --gutter: clamp(20px, 5vw, 80px);
  --section-pad: clamp(80px, 14vh, 180px);
  --max-width: 1300px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* --- Grain Overlay --- */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
  mix-blend-mode: overlay;
}

/* --- Utilities --- */
.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  color: var(--text-muted);
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-primary);
}

/* Animated gradient blobs */
.hero-gradient-1 {
  position: absolute;
  width: clamp(300px, 50vw, 700px);
  height: clamp(300px, 50vw, 700px);
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-primary) 0%, transparent 70%);
  opacity: 0.12;
  filter: blur(120px);
  top: -15%;
  left: -10%;
  animation: drift1 28s ease-in-out infinite alternate;
}

.hero-gradient-2 {
  position: absolute;
  width: clamp(250px, 40vw, 550px);
  height: clamp(250px, 40vw, 550px);
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-secondary) 0%, transparent 70%);
  opacity: 0.1;
  filter: blur(140px);
  bottom: -10%;
  right: -5%;
  animation: drift2 32s ease-in-out infinite alternate;
}

.hero-gradient-3 {
  position: absolute;
  width: clamp(200px, 30vw, 400px);
  height: clamp(200px, 30vw, 400px);
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-primary) 0%, transparent 70%);
  opacity: 0.06;
  filter: blur(100px);
  top: 50%;
  right: 20%;
  animation: drift3 24s ease-in-out infinite alternate;
}

@keyframes drift1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(120px, 80px) scale(1.1); }
}

@keyframes drift2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-90px, -70px) scale(1.15); }
}

@keyframes drift3 {
  0% { transform: translate(0, 0); }
  100% { transform: translate(-60px, 40px); }
}

/* Hero content */
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 var(--gutter);
}

.hero-title {
  margin-bottom: clamp(1.5rem, 3vw, 3rem);
  line-height: 0.9;
}

.hero-title-smash {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  color: var(--accent-primary);
  letter-spacing: -0.03em;
  text-align: left;
  margin-left: -3vw;
  text-shadow: 0 0 80px var(--accent-glow);
}

.hero-ampersand {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 4rem);
  color: var(--accent-secondary);
  font-weight: 700;
  display: block;
  margin: clamp(0.3rem, 1vw, 0.8rem) 0;
  letter-spacing: 0.3em;
}

.hero-title-dash {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  text-align: right;
  margin-right: -3vw;
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: var(--text-h2);
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto clamp(2rem, 4vw, 3.5rem);
  line-height: 1.4;
}

/* CTA Button */
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 1.2vw, 1rem);
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent-primary);
  text-decoration: none;
  border: 1.5px solid var(--accent-primary);
  padding: clamp(0.8rem, 1.5vw, 1.1rem) clamp(1.8rem, 3vw, 3rem);
  border-radius: 0;
  position: relative;
  overflow: hidden;
  transition: color 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
}

.hero-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-out);
  z-index: -1;
}

.hero-cta:hover {
  color: var(--bg-primary);
  border-color: var(--accent-primary);
}

.hero-cta:hover::before {
  transform: scaleX(1);
}

.hero-cta-arrow {
  transition: transform 0.4s var(--ease-out);
  font-size: 1.2em;
}

.hero-cta:hover .hero-cta-arrow {
  transform: translateX(5px);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent-primary), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-section {
  padding: var(--section-pad) 0;
  background: var(--bg-primary);
  position: relative;
}

.section-header {
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  position: relative;
  overflow: hidden;
  transition: transform 0.5s var(--ease-out), border-color 0.4s var(--ease-out),
              box-shadow 0.4s var(--ease-out);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-primary);
  transition: background 0.4s var(--ease-out);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 8px 40px var(--accent-glow);
}

.service-card:hover::before {
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
}

.service-number {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--accent-primary);
  opacity: 0.35;
  display: block;
  margin-bottom: 1rem;
  line-height: 1;
}

.service-title {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.service-desc {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ============================================================
   APPROACH
   ============================================================ */
.approach-section {
  padding: var(--section-pad) 0;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

/* Subtle horizontal line pattern */
.approach-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 79px,
    var(--border) 79px,
    var(--border) 80px
  );
  opacity: 0.3;
  pointer-events: none;
}

.approach-title {
  text-align: center;
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: clamp(1rem, 2vw, 1.5rem);
  position: relative;
  z-index: 1;
}

.approach-line {
  display: block;
  color: var(--text-primary);
}

.approach-accent {
  color: var(--accent-primary);
  text-shadow: 0 0 60px var(--accent-glow);
}

.approach-subtitle {
  text-align: center;
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* Gradient divider */
.gradient-line {
  width: 60%;
  max-width: 400px;
  height: 1px;
  margin: clamp(3rem, 6vw, 5rem) auto;
  background: linear-gradient(90deg, transparent, var(--accent-primary), var(--accent-secondary), transparent);
  transform-origin: center;
  position: relative;
  z-index: 1;
}

/* Pillars */
.pillars-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.pillar {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--border);
  background: rgba(21, 21, 21, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: border-color 0.4s var(--ease-out);
}

.pillar:hover {
  border-color: var(--accent-primary);
}

.pillar-bracket {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--accent-primary);
  opacity: 0.25;
  display: flex;
  align-items: center;
  padding: 0 clamp(0.75rem, 1.5vw, 1.25rem);
  flex-shrink: 0;
}

.pillar-inner {
  flex: 1;
  padding: clamp(1.25rem, 2.5vw, 2rem) 0;
}

.pillar-title {
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 700;
  color: var(--accent-primary);
  letter-spacing: 0.15em;
  margin-bottom: 0.6rem;
}

.pillar-desc {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section {
  padding: var(--section-pad) 0;
  background: linear-gradient(180deg, var(--bg-primary) 0%, #0A0F0C 100%);
  position: relative;
}

.contact-container {
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 5vw, 4rem);
}

.contact-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.contact-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: 1rem;
}

/* Form */
.contact-form {
  max-width: 580px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.form-field {
  position: relative;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  margin-bottom: 0.5rem;
}

.form-field input,
.form-field textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-body);
  padding: 0.7rem 0;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  line-height: 1.5;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-muted);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-bottom-color: var(--accent-primary);
  box-shadow: 0 4px 12px -4px var(--accent-glow);
}

/* Submit button */
.submit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: clamp(1rem, 2vw, 1.3rem);
  background: var(--accent-primary);
  border: none;
  color: var(--bg-primary);
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 1.2vw, 1rem);
  font-weight: 600;
  letter-spacing: 0.2em;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background 0.4s var(--ease-out), transform 0.3s var(--ease-out);
}

.submit-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-secondary);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-out);
}

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

.submit-btn:hover::before {
  transform: translateX(0);
}

.submit-text,
.submit-arrow {
  position: relative;
  z-index: 1;
}

.submit-btn:hover .submit-text,
.submit-btn:hover .submit-arrow {
  color: var(--text-primary);
}

.submit-arrow {
  font-size: 1.3em;
  transition: transform 0.4s var(--ease-out), color 0.4s var(--ease-out);
}

.submit-btn:hover .submit-arrow {
  transform: translateX(6px);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: clamp(2.5rem, 4vw, 4rem) 0;
  border-top: 1px solid var(--border);
  background: var(--bg-primary);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.1em;
}

.footer-amp {
  color: var(--accent-secondary);
  font-family: var(--font-mono);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .service-card:nth-child(even) {
    margin-top: 3rem;
  }

  .pillars-container {
    flex-direction: row;
    gap: 1.5rem;
  }

  .pillar {
    flex: 1;
  }

  .contact-container {
    flex-direction: row;
    align-items: flex-start;
  }

  .contact-header {
    flex: 1;
    position: sticky;
    top: 4rem;
  }

  .contact-form {
    flex: 1;
  }
}

/* Desktop */
@media (min-width: 1200px) {
  .hero-title-smash {
    margin-left: -5vw;
  }

  .hero-title-dash {
    margin-right: -5vw;
  }

  .services-grid {
    gap: 2rem;
  }

  .service-card:nth-child(even) {
    margin-top: 5rem;
  }
}

/* Mobile refinements */
@media (max-width: 767px) {
  .hero-title-smash,
  .hero-title-dash {
    text-align: center;
    margin-left: 0;
    margin-right: 0;
  }

  .hero-ampersand {
    letter-spacing: 0.15em;
  }

  .pillar {
    flex-direction: row;
  }

  .approach-subtitle br {
    display: none;
  }

  .contact-subtitle br {
    display: none;
  }
}