/* ============================================================
   Bytewave Analytics — Style Sheet
   Neobrutalist design system
   ============================================================ */

/* ======= DESIGN TOKENS ======= */
:root {
  --bg: #FAF8F4;
  --bg-card: #FFFFFF;
  --black: #0A0A0A;
  --orange: #FF6600;
  --orange-dark: #E65C00;
  --orange-light: #FFF3EB;
  --gray-100: #F0EEEA;
  --gray-200: #E0DDD7;
  --gray-400: #999590;
  --gray-600: #666360;
  --shadow: 5px 5px 0px var(--black);
  --shadow-sm: 3px 3px 0px var(--black);
  --border: 3px solid var(--black);
  --border-thin: 2px solid var(--black);
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --nav-height: 72px;
}

/* ======= RESET ======= */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }

body {
  background: var(--bg);
  color: var(--black);
  font-family: var(--font-mono);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: var(--orange); color: white; }

img { max-width: 100%; height: auto; display: block; }

/* ======= NAVIGATION ======= */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: var(--bg);
  border-bottom: var(--border);
  padding: 0 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--nav-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--black);
  z-index: 110;
}

.logo-svg {
  width: 40px;
  height: 40px;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.logo-text span {
  color: var(--orange);
}

.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
  height: 100%;
  align-items: stretch;
}

.nav-links li {
  display: flex;
  align-items: center;
  border-left: var(--border);
  height: 100%;
}

.nav-links a {
  color: var(--black);
  text-decoration: none;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  transition: all 0.15s;
}

.nav-links a:hover {
  background: var(--black);
  color: var(--bg);
}

.nav-cta-link {
  background: var(--orange) !important;
  color: white !important;
  font-family: var(--font-display) !important;
  font-weight: 700 !important;
  font-size: 13px !important;
}

.nav-cta-link:hover {
  background: var(--black) !important;
  color: var(--orange) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 110;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--black);
  transition: all 0.3s ease;
  border-radius: 0;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile overlay */
.nav-links.mobile-open {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 105;
  padding-top: calc(var(--nav-height) + 20px);
  align-items: stretch;
  height: auto;
  border-left: none;
}

.nav-links.mobile-open li {
  border-left: none;
  border-bottom: var(--border);
  height: auto;
}

.nav-links.mobile-open a {
  padding: 24px 32px;
  font-size: 16px;
  height: auto;
  justify-content: flex-start;
}

/* ======= HERO ======= */
.hero {
  min-height: 100vh;
  padding: calc(var(--nav-height)) 32px 0;
  display: flex;
  align-items: center;
  border-bottom: var(--border);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
  padding: 80px 0;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--black);
  color: var(--bg);
  padding: 8px 16px;
  border: var(--border);
  margin-bottom: 28px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 88px);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.hero h1 .orange {
  color: var(--orange);
}

.hero-sub {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--gray-600);
  max-width: 540px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: var(--border);
  cursor: pointer;
  transition: all 0.15s;
  text-transform: uppercase;
}

.btn-primary {
  background: var(--orange);
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  transform: translate(2px, 2px);
  box-shadow: 3px 3px 0 var(--black);
}

.btn-primary:active {
  transform: translate(5px, 5px);
  box-shadow: none;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--black);
  box-shadow: var(--shadow);
}

.btn-secondary:hover {
  transform: translate(2px, 2px);
  box-shadow: 3px 3px 0 var(--black);
}

.btn-secondary:active {
  transform: translate(5px, 5px);
  box-shadow: none;
}

/* Hero Terminal */
.hero-terminal {
  width: 420px;
  background: #0A0A0A;
  border: var(--border);
  box-shadow: 8px 8px 0 var(--orange);
  font-family: var(--font-mono);
  font-size: 13px;
  overflow: hidden;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #151515;
  border-bottom: 2px solid #222;
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot--red { background: #ff5f56; }
.terminal-dot--yellow { background: #ffbd2e; }
.terminal-dot--green { background: #27c93f; }

.terminal-title {
  color: #555;
  font-size: 11px;
  letter-spacing: 0.02em;
}

.terminal-body {
  padding: 16px;
  min-height: 260px;
  max-height: 320px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
}

.terminal-body::-webkit-scrollbar {
  display: none;
}

.terminal-line {
  color: #ccc;
  line-height: 1.7;
  white-space: nowrap;
  display: none;
}

.terminal-line.visible {
  display: block;
  animation: terminal-fade-in 0.3s ease forwards;
}

@keyframes terminal-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.terminal-line.terminal-blank {
  height: 8px;
}

.terminal-prompt {
  color: #fff;
}

.terminal-prefix {
  color: var(--orange);
  font-weight: 700;
  margin-right: 6px;
}

.terminal-success {
  color: #27c93f;
}

.terminal-arrow {
  color: var(--orange);
  font-weight: 700;
}

.terminal-orange {
  color: var(--orange);
  font-weight: 700;
}

.terminal-dim {
  color: #555;
}

.terminal-cursor-line {
  color: #ccc;
}

.terminal-cursor {
  color: var(--orange);
  animation: blink-cursor 1s step-end infinite;
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ======= METRICS ======= */
.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: var(--border);
}

.metric {
  padding: 36px 32px;
  border-right: var(--border);
  text-align: center;
  transition: background 0.15s;
}

.metric:last-child {
  border-right: none;
}

.metric:hover {
  background: var(--orange-light);
}

.metric-value {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--orange);
}

.metric-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-top: 4px;
}

/* ======= SECTIONS ======= */
section {
  padding: 100px 32px;
  border-bottom: var(--border);
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 50px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.section-desc {
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--gray-600);
  line-height: 1.6;
  max-width: 500px;
  margin-bottom: 48px;
}

/* ======= BENTO GRID ======= */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: var(--border);
  box-shadow: var(--shadow);
  background: var(--black);
  gap: 3px;
}

.bento-card {
  padding: 36px 28px;
  background: var(--bg-card);
  transition: background 0.15s;
}

.bento-card:hover {
  background: var(--orange-light);
}

.bento-icon {
  font-size: 28px;
  margin-bottom: 16px;
  display: block;
}

.bento-card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.bento-card p {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 16px;
}

.bento-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.bento-tags span {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 4px 8px;
  background: var(--gray-100);
  border: 2px solid var(--gray-200);
  text-transform: uppercase;
}

/* ======= CASE STUDIES ======= */
.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.proof-card {
  background: var(--bg-card);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 40px 32px;
  transition: all 0.15s;
}

.proof-card:hover {
  transform: translate(2px, 2px);
  box-shadow: 3px 3px 0 var(--black);
}

.proof-card.featured {
  grid-row: auto;
}

.proof-eyebrow {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 14px;
  padding: 4px 10px;
  background: var(--orange-light);
  border: 2px solid var(--orange);
  display: inline-block;
}

.proof-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.proof-card p {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 24px;
}

.proof-stats {
  display: flex;
  gap: 28px;
  padding-top: 20px;
  border-top: var(--border-thin);
}

.proof-stat-val {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 900;
  color: var(--orange);
  line-height: 1;
}

.proof-stat-label {
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-top: 2px;
}

/* ======= TESTIMONIALS ======= */
.testimonials-section {
  background: var(--gray-100);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.testimonial-card {
  background: var(--bg-card);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 32px 28px;
  transition: all 0.15s;
}

.testimonial-card:hover {
  transform: translate(2px, 2px);
  box-shadow: 3px 3px 0 var(--black);
}

.testimonial-stars {
  color: var(--orange);
  font-size: 18px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-quote {
  font-family: var(--font-display);
  font-size: 15px;
  line-height: 1.65;
  color: var(--black);
  margin-bottom: 20px;
  font-style: normal;
}

.testimonial-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: var(--border-thin);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 0;
  border: var(--border-thin);
  object-fit: cover;
}

.testimonial-name {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
}

.testimonial-detail {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 2px;
}

/* ======= TECH STACK ======= */
.stack-section {
  background: var(--black);
  color: var(--bg);
}

.stack-section .section-label {
  color: var(--orange);
}

.stack-title {
  color: var(--bg) !important;
}

.stack-desc {
  color: rgba(255, 255, 255, 0.5) !important;
}

.stack-categories {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.stack-category-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 12px;
}

.stack-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stack-chip {
  font-size: 12px;
  font-weight: 700;
  padding: 10px 16px;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stack-chip:hover {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(255, 102, 0, 0.1);
}

/* ======= PROCESS ======= */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: var(--border);
  box-shadow: var(--shadow);
  background: var(--black);
  gap: 3px;
}

.process-step {
  padding: 36px 24px;
  background: var(--bg-card);
  transition: background 0.15s;
}

.process-step:hover {
  background: var(--orange-light);
}

.process-num {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 900;
  color: var(--gray-200);
  line-height: 1;
  margin-bottom: 16px;
  transition: color 0.15s;
}

.process-step:hover .process-num {
  color: var(--orange);
}

.process-step h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 8px;
}

.process-step p {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ======= FOUNDER ======= */
.founder-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: start;
  background: var(--bg-card);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 48px 40px;
}

.founder-avatar {
  width: 160px;
  height: 160px;
  border: var(--border);
  box-shadow: var(--shadow-sm);
  object-fit: cover;
}

.founder-info {
  min-width: 0;
}

.founder-name {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.founder-role {
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  margin-top: 2px;
}

.founder-bio {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 20px;
  max-width: 600px;
}

.founder-creds {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.founder-creds span {
  font-size: 11px;
  font-weight: 700;
  padding: 6px 12px;
  border: var(--border-thin);
  background: var(--gray-100);
  letter-spacing: 0.02em;
}

.founder-links {
  display: flex;
  gap: 8px;
}

.founder-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: var(--border-thin);
  background: var(--bg);
  color: var(--black);
  transition: all 0.15s;
}

.founder-link:hover {
  background: var(--black);
  color: var(--bg);
}

.founder-link-upwork:hover {
  background: var(--orange);
  color: white;
  border-color: var(--orange);
}

/* ======= CTA / CONTACT ======= */
.cta-section {
  background: var(--orange);
  border-bottom: none;
  text-align: center;
}

.cta-box {
  max-width: 640px;
  margin: 0 auto;
}

.cta-box h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: white;
  line-height: 1.1;
  margin-bottom: 16px;
}

.cta-box > p {
  font-family: var(--font-display);
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  margin-bottom: 32px;
}

/* Contact Form */
.contact-form {
  text-align: left;
  background: var(--bg-card);
  border: var(--border);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.3);
  padding: 32px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  border: var(--border-thin);
  background: var(--bg);
  color: var(--black);
  transition: border-color 0.15s;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--orange);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230A0A0A' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  background: var(--black);
  color: white;
  border: var(--border);
  box-shadow: var(--shadow-sm);
  font-size: 14px;
  margin-top: 8px;
}

.form-submit:hover {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--black);
  background: var(--orange);
}

.form-submit:active {
  transform: translate(3px, 3px);
  box-shadow: none;
}

.form-result {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 14px;
  text-align: center;
}

.form-result.success {
  color: #16a34a;
  font-weight: 700;
}

.form-result.error {
  color: #dc2626;
  font-weight: 700;
}

.cta-alt {
  margin-top: 24px;
  font-family: var(--font-display);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

.cta-alt a {
  color: white;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cta-alt a:hover {
  color: var(--black);
}

/* ======= FOOTER ======= */
footer {
  padding: 32px;
  border-top: var(--border);
  background: var(--black);
  color: rgba(255, 255, 255, 0.4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}

footer a {
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  transition: color 0.15s;
}

footer a:hover {
  color: var(--orange);
}

.footer-links {
  display: flex;
  gap: 24px;
}

/* ======= SCROLL ANIMATIONS ======= */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ======= RESPONSIVE: TABLET ======= */
@media (max-width: 1024px) {
  .bento {
    grid-template-columns: repeat(2, 1fr);
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }
  .proof-card.featured { grid-row: auto; }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .metrics {
    grid-template-columns: repeat(2, 1fr);
  }
  .metric:nth-child(2) { border-right: none; }
  .metric:nth-child(1), .metric:nth-child(2) { border-bottom: var(--border); }
}

/* ======= RESPONSIVE: MOBILE ======= */
@media (max-width: 768px) {
  nav { padding: 0 16px; }

  .hamburger { display: flex; }

  .nav-links {
    display: none;
  }

  section { padding: 64px 16px; }
  .hero { padding: calc(var(--nav-height)) 16px 0; }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 48px 0;
  }

  .hero-terminal { display: none; }

  .bento {
    grid-template-columns: 1fr;
  }

  .process-grid { grid-template-columns: 1fr; }

  .metrics { grid-template-columns: 1fr; }
  .metric { border-right: none; border-bottom: var(--border); }
  .metric:last-child { border-bottom: none; }

  .testimonials-grid { grid-template-columns: 1fr; }

  .founder-card {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }

  .founder-avatar {
    width: 120px;
    height: 120px;
  }

  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }

  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px 20px; }

  .proof-stats { flex-wrap: wrap; gap: 16px; }
}

/* ======= RESPONSIVE: SMALL ======= */
@media (max-width: 480px) {
  .hero h1 {
    font-size: clamp(36px, 10vw, 52px);
  }

  .section-title {
    font-size: clamp(28px, 6vw, 38px);
  }

  .metric-value {
    font-size: 32px;
  }

  .proof-card {
    padding: 28px 20px;
  }

  .proof-card h3 {
    font-size: 18px;
  }

  .proof-stat-val {
    font-size: 22px;
  }
}