/* ==========================================================================
   HENNING CHRISTINCK - DIGITAL ARCHITECTURE & PROCESS SOLUTIONS
   Inspiriert von der visuellen Sprache und Systematik der onm.de
   ========================================================================== */

:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;

  /* Farbpalette - Anlehnung an ONM mit modernem Tech-Twist */
  --color-primary: #0f172a;       /* Tiefes Schiefergrau / Onyx */
  --color-primary-light: #1e293b;
  --color-accent: #0284c7;        /* ONM-Blau / Digital Cyan */
  --color-accent-hover: #0369a1;
  --color-accent-soft: rgba(2, 132, 199, 0.08);
  --color-emerald: #059669;       /* Compliance / Active State */
  --color-emerald-soft: rgba(5, 150, 105, 0.1);

  --color-bg: #f8fafc;            /* Helles, freundliches Web-Offwhite */
  --color-surface: #ffffff;
  --color-surface-alt: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  --color-text-main: #0f172a;
  --color-text-muted: #64748b;
  --color-text-subtle: #94a3b8;
  --color-text-inverse: #ffffff;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --max-width: 1200px;
  --header-height: 72px;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Top Notification Banner (Bewerbungs-Kontext) */
.top-notice {
  background: #0f172a;
  color: #94a3b8;
  font-size: 0.75rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.top-notice .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.top-notice-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #38bdf8;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.top-notice-badge::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #38bdf8;
  box-shadow: 0 0 8px #38bdf8;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
}
.brand-mark span {
  color: var(--color-accent);
}

.brand-text {
  display: flex;
  flex-direction: column;
}
.brand-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text-main);
  line-height: 1.2;
}
.brand-subtitle {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  position: relative;
  padding: 0.5rem 0;
}
.nav-link:hover, .nav-link.active {
  color: var(--color-text-main);
}
.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.nav-suite-badge {
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 0.65rem;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  margin-left: 0.3rem;
  vertical-align: middle;
}

.header-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--color-text-main);
  font-weight: 500;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-emerald);
  box-shadow: 0 0 6px rgba(5, 150, 105, 0.6);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 0.5rem;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-main);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Sections */
.section {
  padding: 5rem 0;
  position: relative;
}
.section-alt {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.section-dark {
  background-color: var(--color-primary);
  color: #ffffff;
}
.section-dark .section-subtitle {
  color: #38bdf8;
}
.section-dark .section-title {
  color: #ffffff;
}
.section-dark .section-desc {
  color: #94a3b8;
}

.section-header {
  margin-bottom: 3.5rem;
  max-width: 760px;
}
.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-subtitle {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.section-header.text-center .section-subtitle {
  justify-content: center;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.03em;
  color: var(--color-text-main);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Hero Section */
.hero {
  padding: 6rem 0 5rem 0;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.06) 0%, rgba(255, 255, 255, 0) 70%);
  pointer-events: none;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-main);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

.hero-headline {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.04em;
  color: var(--color-text-main);
  margin-bottom: 1.5rem;
}
.hero-headline span {
  color: var(--color-accent);
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-meta-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}
.hero-pill {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-main);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Hero Terminal Box (Visual Statement) */
.terminal-card {
  background: #0f172a;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid #1e293b;
  overflow: hidden;
  color: #e2e8f0;
}
.terminal-topbar {
  background: #1e293b;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid #334155;
}
.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #eab308; }
.terminal-dot.green { background: #22c55e; }
.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #94a3b8;
  margin-left: 0.5rem;
}

.terminal-body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
}
.terminal-line {
  margin-bottom: 0.6rem;
}
.terminal-line .prompt {
  color: #38bdf8;
  font-weight: 700;
}
.terminal-line .cmd {
  color: #f8fafc;
}
.terminal-result {
  color: #94a3b8;
  margin-left: 1rem;
  display: block;
}
.terminal-highlight {
  color: #4ade80;
  font-weight: 600;
}

/* Die 3 Säulen (Konzeption, Design, Realisation - Das ONM-Prinzip) */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.pillar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
}
.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.pillar-step {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  width: fit-content;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}

.pillar-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  color: var(--color-text-main);
}

.pillar-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.pillar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  border-top: 1px solid var(--color-border-light);
  padding-top: 1.25rem;
}
.pillar-tag {
  font-size: 0.7rem;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

/* Feature Showcase ("henningsuite" Hommage) */
.suite-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-radius: var(--radius-lg);
  border: 1px solid #334155;
  padding: 3.5rem 3rem;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}
.suite-banner::after {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.2) 0%, rgba(15, 23, 42, 0) 70%);
  pointer-events: none;
}

.suite-header {
  margin-bottom: 2.5rem;
  max-width: 650px;
}
.suite-kicker {
  color: #38bdf8;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.suite-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}
.suite-desc {
  color: #94a3b8;
  font-size: 1rem;
  line-height: 1.6;
}

.suite-modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.suite-module-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.suite-module-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(56, 189, 248, 0.4);
}
.module-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  display: inline-block;
}
.module-code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #38bdf8;
  margin-bottom: 0.25rem;
}
.module-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #f8fafc;
}
.module-desc {
  font-size: 0.8rem;
  color: #94a3b8;
  line-height: 1.5;
}

/* Projects & Case Studies Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.project-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-header-bar {
  padding: 1rem 1.5rem;
  background: var(--color-surface-alt);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.project-meta-category {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
}
.project-meta-time {
  font-size: 0.7rem;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
}

.project-body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-main);
  line-height: 1.3;
}

.project-role {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.project-summary {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.project-tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}
.tech-badge {
  font-size: 0.7rem;
  background: var(--color-surface-alt);
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
}

/* Detail Case View (Accordion or Blocks) */
.case-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}
.case-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}
.case-meta-item {
  display: flex;
  flex-direction: column;
}
.case-meta-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  font-weight: 700;
}
.case-meta-val {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.case-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 1.5rem;
}
.case-subheading {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}
.btn-primary:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
}
.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background-color: var(--color-surface-alt);
  border-color: var(--color-text-subtle);
}
.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
}
.btn-accent:hover {
  background-color: var(--color-accent-hover);
}

/* Timeline / Career (Agentur / Profil Page) */
.timeline {
  position: relative;
  padding-left: 2rem;
  border-left: 2px solid var(--color-border);
  margin-left: 0.5rem;
}
.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
}
.timeline-item:last-child {
  margin-bottom: 0;
}
.timeline-dot {
  position: absolute;
  left: -2.45rem;
  top: 0.25rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 2px solid var(--color-accent);
}
.timeline-item.active .timeline-dot {
  background: var(--color-accent);
}
.timeline-time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.timeline-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-main);
}
.timeline-org {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.timeline-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Skills Filter & Grid */
.filter-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all 0.2s ease;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.skill-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.skill-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}
.skill-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text-main);
}
.skill-state {
  font-size: 0.65rem;
  font-family: var(--font-mono);
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-full);
}
.skill-state.active {
  background: var(--color-emerald-soft);
  color: var(--color-emerald);
}
.skill-state.in-progress {
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

/* Contact / Dialog Form & Details */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
}

.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.contact-item:last-child {
  margin-bottom: 0;
}
.contact-icon {
  background: var(--color-surface-alt);
  color: var(--color-accent);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-size: 1.1rem;
}
.contact-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  font-family: var(--font-mono);
  color: var(--color-text-subtle);
  font-weight: 700;
}
.contact-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.form-group {
  margin-bottom: 1.25rem;
}
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 0.4rem;
}
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.9rem;
  background: #ffffff;
  color: var(--color-text-main);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}
.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 4rem 0 2rem 0;
  border-top: 1px solid #1e293b;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col-title {
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.9rem;
}
.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: #64748b;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .suite-modules-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
  }
  .main-nav.open {
    display: flex;
  }
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 1rem;
  }
  .menu-toggle {
    display: flex;
  }
  .hero-headline {
    font-size: 2.25rem;
  }
  .suite-modules-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .skills-grid {
    grid-template-columns: 1fr;
  }
  .case-split-grid {
    grid-template-columns: 1fr;
  }
}