/* =========================================================
   NADJITAL PROD — Design tokens
   ========================================================= */
:root {
  --color-ink: #0f0b2e;
  --color-ink-2: #1b1440;
  --color-ink-3: #241a52;
  --color-primary: #6d28d9;
  --color-secondary: #4338ca;
  --color-accent: #22d3ee;
  --color-accent-warm: #f472b6;
  --color-bg: #faf9ff;
  --color-surface: #ffffff;
  --color-border: #e7e3fb;
  --color-text: #191531;
  --color-text-muted: #5b5470;
  --color-text-on-ink: #eeecfb;
  --color-text-on-ink-muted: #a6a0cc;

  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 28px;

  --shadow-card: 0 20px 40px -20px rgba(15, 11, 46, 0.25);
  --container: 1120px;
}

/* =========================================================
   Reset & base
   ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  color: var(--color-ink);
  line-height: 1.1;
  margin: 0 0 0.6em;
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 1em;
}

a {
  color: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.18);
}

.section {
  padding: 108px 0;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
}

.section-head p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  box-shadow: 0 14px 30px -12px rgba(109, 40, 217, 0.65);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px -12px rgba(109, 40, 217, 0.75);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(238, 236, 251, 0.35);
  color: var(--color-text-on-ink);
}

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

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

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

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header.is-scrolled {
  background: rgba(15, 11, 46, 0.86);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  box-shadow: 0 12px 30px -18px rgba(15, 11, 46, 0.6);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text-on-ink);
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink);
  font-weight: 800;
  font-size: 0.95rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  text-decoration: none;
  color: var(--color-text-on-ink-muted);
  font-size: 0.94rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.main-nav a:hover {
  color: var(--color-accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-on-ink);
  cursor: pointer;
  padding: 6px;
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 68px;
    left: 16px;
    right: 16px;
    background: var(--color-ink-2);
    border-radius: var(--radius-m);
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 24px;
    gap: 16px;
    box-shadow: 0 24px 48px -20px rgba(0, 0, 0, 0.5);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-actions .btn-primary {
    display: none;
  }
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  background: radial-gradient(120% 140% at 15% -10%, var(--color-ink-3) 0%, var(--color-ink-2) 45%, var(--color-ink) 100%);
  color: var(--color-text-on-ink);
  padding: 176px 0 120px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(238, 236, 251, 0.08) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(circle at 30% 20%, black, transparent 70%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-eyebrow {
  color: var(--color-accent);
}

.hero-eyebrow::before {
  background: var(--color-accent);
}

.hero h1 {
  font-size: clamp(2.3rem, 4.4vw, 3.4rem);
  color: #ffffff;
  max-width: 15ch;
}

.hero h1 .accent {
  background: linear-gradient(120deg, var(--color-accent), #8b5cf6 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  font-size: 1.12rem;
  color: var(--color-text-on-ink-muted);
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.hero-meta {
  display: flex;
  gap: 28px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.hero-meta-item {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-on-ink-muted);
  border-left: 2px solid var(--color-accent);
  padding-left: 12px;
}

.hero-meta-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: #fff;
  font-weight: 600;
}

/* Signature: conversion pulse */
.pulse-wrap {
  position: relative;
  border-radius: var(--radius-l);
  background: linear-gradient(160deg, rgba(109, 40, 217, 0.35), rgba(15, 11, 46, 0.1));
  border: 1px solid rgba(238, 236, 251, 0.14);
  padding: 28px;
  backdrop-filter: blur(6px);
}

.pulse-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-on-ink-muted);
  margin-bottom: 6px;
}

.pulse-card-head .value {
  color: var(--color-accent);
  font-size: 1.4rem;
  font-family: var(--font-display);
}

.pulse-svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.pulse-line {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 8px rgba(34, 211, 238, 0.6));
  stroke-dasharray: 620;
  stroke-dashoffset: 620;
  animation: draw-pulse 2.6s ease-out forwards 0.4s;
}

.pulse-dot {
  fill: var(--color-accent);
  opacity: 0;
  animation: pop-dot 0.6s ease-out forwards 2.6s;
}

.pulse-fill {
  opacity: 0;
  animation: fade-in 1s ease forwards 2.2s;
}

@keyframes draw-pulse {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes pop-dot {
  to {
    opacity: 1;
  }
}

@keyframes fade-in {
  to {
    opacity: 1;
  }
}

.pulse-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.pulse-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-on-ink-muted);
  border: 1px solid rgba(238, 236, 251, 0.18);
  border-radius: 999px;
  padding: 6px 12px;
}

@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
  }
}

/* =========================================================
   About
   ========================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: center;
}

.about-portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-l);
  background: linear-gradient(155deg, var(--color-primary), var(--color-ink) 80%);
  display: flex;
  align-items: flex-end;
  padding: 28px;
  color: #fff;
  overflow: hidden;
}

.about-portrait::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 20px 20px;
}

.about-portrait-initials {
  font-family: var(--font-display);
  font-size: 5.5rem;
  font-weight: 700;
  position: absolute;
  top: 24px;
  left: 28px;
  color: rgba(255, 255, 255, 0.16);
}

.about-portrait-tag {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  background: rgba(15, 11, 46, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  padding: 8px 16px;
  backdrop-filter: blur(6px);
}

.about-badge {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-s);
  padding: 10px 16px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}

.about-badge strong {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-primary);
}

.about-badge span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.about-copy p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.about-points {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  gap: 14px;
}

.about-points li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.98rem;
  color: var(--color-text);
}

.about-points svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-primary);
}

@media (max-width: 860px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-portrait {
    aspect-ratio: 16/10;
  }
}

/* =========================================================
   Services
   ========================================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-m);
  padding: 28px 24px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: transparent;
}

.service-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-s);
  background: linear-gradient(135deg, rgba(109, 40, 217, 0.14), rgba(34, 211, 238, 0.14));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 18px;
}

.service-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

@media (max-width: 980px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* =========================================================
   Method / Why us
   ========================================================= */
.method {
  background: var(--color-ink);
  color: var(--color-text-on-ink);
  position: relative;
  overflow: hidden;
}

.method::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 60% at 85% 0%, rgba(109, 40, 217, 0.35), transparent 70%);
  pointer-events: none;
}

.method .section-head h2 {
  color: #fff;
}

.method .section-head p {
  color: var(--color-text-on-ink-muted);
}

.method-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 72px;
}

.method-step {
  border-left: 1px solid rgba(238, 236, 251, 0.16);
  padding-left: 20px;
}

.method-step .step-number {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 0.85rem;
  display: block;
  margin-bottom: 10px;
}

.method-step h3 {
  color: #fff;
  font-size: 1.1rem;
}

.method-step p {
  color: var(--color-text-on-ink-muted);
  font-size: 0.92rem;
  margin-bottom: 0;
}

.stat-bar {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid rgba(238, 236, 251, 0.14);
  padding-top: 44px;
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.6rem);
  background: linear-gradient(120deg, var(--color-accent), #a78bfa);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-on-ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 900px) {
  .method-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-bar {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* =========================================================
   Contact
   ========================================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.contact-card {
  background: linear-gradient(160deg, var(--color-ink-2), var(--color-ink));
  color: var(--color-text-on-ink);
  border-radius: var(--radius-l);
  padding: 40px 32px;
}

.contact-card h3 {
  color: #fff;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 20px;
}

.contact-list li {
  display: flex;
  gap: 14px;
  align-items: center;
}

.contact-list a {
  color: var(--color-text-on-ink);
  text-decoration: none;
  font-weight: 500;
}

.contact-list a:hover {
  color: var(--color-accent);
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(34, 211, 238, 0.14);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-list .contact-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-on-ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 2px;
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  padding: 40px;
  box-shadow: var(--shadow-card);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ink);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.96rem;
  padding: 13px 16px;
  border-radius: var(--radius-s);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(109, 40, 217, 0.14);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-top: 14px;
}

.form-status {
  margin-top: 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary);
  min-height: 1.2em;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .contact-form {
    padding: 28px;
  }
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  background: var(--color-ink);
  color: var(--color-text-on-ink-muted);
  padding: 40px 0;
  font-size: 0.85rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-row .brand {
  font-size: 1rem;
}

.footer-links {
  display: flex;
  gap: 22px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links a {
  color: var(--color-text-on-ink-muted);
  text-decoration: none;
}

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

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  background: var(--color-accent);
  color: var(--color-ink);
  padding: 12px 18px;
  border-radius: var(--radius-s);
  z-index: 1000;
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}