/* =========================================
   Shashank Kumar - Portfolio
   ========================================= */

:root {
  --bg:          #06060b;
  --bg-surface:  #0c0c14;
  --bg-card:     #11111b;
  --bg-card-alt: #161622;
  --border:      #1e1e2e;
  --border-light:#2a2a3d;

  --text:        #e4e4ed;
  --text-secondary: #8a8aa0;
  --text-muted:  #55556a;

  --accent:      #4f7df3;
  --accent-light:#6b93f7;
  --accent-dim:  #3a5fb8;
  --accent-glow: rgba(79, 125, 243, 0.15);
  --accent-glow-strong: rgba(79, 125, 243, 0.3);

  --skeps-accent: #6c5ce7;
  --stratefai-accent: #00b894;
  --examfactor-accent: #e17055;

  --font-body:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display:'Playfair Display', Georgia, serif;

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

  --container:   1200px;
  --gap:         clamp(1rem, 3vw, 2rem);
}

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

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

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

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

::selection {
  background: var(--accent);
  color: #fff;
}

/* ---- Container ---- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

/* ---- Typography helpers ---- */
.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-header__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-header__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text);
}

/* ---- Tags ---- */
.tag {
  display: inline-block;
  padding: 0.35em 0.85em;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid var(--border-light);
  border-radius: 100px;
  color: var(--text-secondary);
  transition: all 0.3s var(--ease-out);
}

.tag:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  background: var(--accent-glow);
}

.tag--sm {
  font-size: 0.7rem;
  padding: 0.25em 0.65em;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8em 1.8em;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 100px;
  transition: all 0.3s var(--ease-out);
  cursor: pointer;
  border: none;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--accent-light);
  box-shadow: 0 0 30px var(--accent-glow-strong);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
}

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

.btn--lg {
  padding: 1em 2em;
  font-size: 0.95rem;
}

/* =============================================
   NAV
   ============================================= */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: all 0.4s var(--ease-out);
}

.nav--scrolled {
  background: rgba(6, 6, 11, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}

.nav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  padding: 0.4em 0.75em;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  transition: all 0.3s var(--ease-out);
  white-space: nowrap;
}

.nav__logo:hover {
  border-color: var(--accent);
  color: var(--accent-light);
}

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

.nav__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.3s;
}

.nav__link:hover {
  color: var(--text);
}

.nav__link--cta {
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 0.4em 1.2em;
  border-radius: 100px;
}

.nav__link--cta:hover {
  background: var(--accent);
  color: #fff;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99;
  background: var(--bg);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}

.mobile-menu--open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu__link {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  transition: color 0.3s;
}

.mobile-menu__link:hover {
  color: var(--accent);
}

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 8rem 0 4rem;
}

.hero__content {
  max-width: 800px;
}

.hero__badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0.5em 1.2em;
  border: 1px solid var(--accent-dim);
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero__name {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.12;
  margin-bottom: 1.5rem;
  color: var(--text);
}

.hero__name-hl {
  background: linear-gradient(135deg, var(--accent-light), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__em {
  font-style: italic;
  color: var(--accent-light);
}

.hero__sub {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 620px;
  margin-bottom: 2rem;
}

.hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

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

.hero__scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
}

.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), 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); }
}

/* =============================================
   IMPACT NUMBERS
   ============================================= */
.impact {
  padding: clamp(4rem, 8vw, 7rem) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.impact__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}

.impact__item {
  text-align: center;
  padding: 1.5rem 1rem;
}

.impact__number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--accent-light);
  margin-bottom: 0.5rem;
}

.impact__label {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* =============================================
   BRANDS
   ============================================= */
.brands {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.brands__label {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.brands__row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(2rem, 5vw, 4rem);
  flex-wrap: wrap;
}

.brands__item {
  opacity: 0.45;
  transition: opacity 0.4s var(--ease-out), filter 0.4s var(--ease-out);
  filter: grayscale(1) invert(1) brightness(0.8);
}

.brands__item:hover {
  opacity: 0.85;
  filter: grayscale(0.3) invert(1) brightness(1);
}

.brands__item img {
  height: 28px;
  width: auto;
  object-fit: contain;
}

/* =============================================
   FEATURED WORK
   ============================================= */
.work {
  padding: clamp(5rem, 10vw, 8rem) 0;
}

.case-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
  padding: clamp(2rem, 4vw, 3.5rem);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  margin-bottom: 3rem;
  transition: border-color 0.4s var(--ease-out);
  overflow: hidden;
}

.case-card:hover {
  border-color: var(--border-light);
}

.case-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.case-card__company {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.case-card--skeps .case-card__company {
  color: var(--skeps-accent);
}

.case-card--stratefai .case-card__company {
  color: var(--stratefai-accent);
}

.case-card__role {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.case-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1rem;
}

.case-card__desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.case-card__metrics {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.case-card__metric {
  display: flex;
  flex-direction: column;
}

.case-card__metric-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
}

.case-card--skeps .case-card__metric-value {
  color: var(--skeps-accent);
}

.case-card--stratefai .case-card__metric-value {
  color: var(--stratefai-accent);
}

.case-card__metric-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.case-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.25rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  transition: all 0.3s var(--ease-out);
}

.case-card__link:hover {
  color: var(--accent-light);
  gap: 0.6rem;
}

.case-card--skeps .case-card__link { color: var(--skeps-accent); }
.case-card--skeps .case-card__link:hover { color: #8b7cf0; }
.case-card--stratefai .case-card__link { color: var(--stratefai-accent); }
.case-card--stratefai .case-card__link:hover { color: #2ed8a8; }
.case-card--examfactor .case-card__link { color: var(--examfactor-accent); }
.case-card--examfactor .case-card__link:hover { color: #f0876b; }

.case-card--examfactor .case-card__company {
  color: var(--examfactor-accent);
}

.case-card--examfactor .case-card__metric-value {
  color: var(--examfactor-accent);
}

/* =============================================
   CASE CARD VISUALS / MOCKUP PRESENTATION
   ============================================= */
.case-card__visual {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.case-card__visual-inner {
  position: relative;
  height: 100%;
  display: flex;
}

/* ---- Background treatments per product ---- */
.case-card__visual--skeps {
  background: linear-gradient(160deg, #141428 0%, #1a1f42 50%, #1e2550 100%);
}

.case-card__visual--stratefai {
  background: linear-gradient(160deg, #0a1a24 0%, #0f2a38 50%, #132d3f 100%);
}

.case-card__visual--examfactor {
  background: linear-gradient(160deg, #1f1418 0%, #2a1a20 50%, #251520 100%);
}

/* ---- Brand-colored glow behind phones ---- */
.case-card__visual-inner--mobile {
  align-items: flex-start;
  justify-content: center;
  padding: 2.5rem 0 0;
}

.case-card__visual-inner--mobile::before {
  content: '';
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50%;
  height: 50%;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.25;
  z-index: 0;
  pointer-events: none;
}

.case-card--skeps .case-card__visual-inner--mobile::before {
  background: var(--skeps-accent);
}

.case-card--examfactor .case-card__visual-inner--mobile::before {
  background: var(--examfactor-accent);
  opacity: 0.3;
}

/* ---- Phone mockup images (Skeps, ExamFactor) ---- */
.case-card__img--mobile {
  position: relative;
  z-index: 1;
  width: 58%;
  height: auto;
  border-radius: 0;
  filter: drop-shadow(0 15px 40px rgba(0, 0, 0, 0.45))
          drop-shadow(0 5px 15px rgba(0, 0, 0, 0.25));
  transition: transform 0.5s var(--ease-out);
}

.case-card:hover .case-card__img--mobile {
  transform: translateY(-6px);
}

/* ---- Desktop mockup (StrateFai) ---- */
.case-card__visual-inner--desktop {
  align-items: center;
  justify-content: center;
  padding: 2rem;
  perspective: 1200px;
}

.case-card__visual-inner--desktop::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60%;
  height: 50%;
  border-radius: 50%;
  background: var(--stratefai-accent);
  filter: blur(70px);
  opacity: 0.12;
  z-index: 0;
  pointer-events: none;
}

.case-card__img--desktop {
  position: relative;
  z-index: 1;
  width: 96%;
  height: auto;
  border-radius: 12px;
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.45),
    0 8px 20px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.05);
  transform: rotateY(-2deg) rotateX(1deg);
  transition: transform 0.6s var(--ease-out), box-shadow 0.6s var(--ease-out);
}

.case-card:hover .case-card__img--desktop {
  transform: rotateY(0deg) rotateX(0deg) scale(1.02);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.5),
    0 10px 25px rgba(0, 0, 0, 0.35),
    0 0 0 1px rgba(255, 255, 255, 0.08);
}

/* =============================================
   EXPERIENCE TIMELINE
   ============================================= */
.experience {
  padding: clamp(5rem, 10vw, 8rem) 0;
  background: var(--bg-surface);
}

.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--border), transparent);
}

.timeline__item {
  position: relative;
  padding-bottom: 3rem;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: -2rem;
  top: 0.2rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateX(-4px);
  box-shadow: 0 0 0 4px var(--bg-surface), 0 0 0 5px var(--accent-dim);
}

.timeline__content {
  padding: 1.5rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.3s var(--ease-out);
}

.timeline__content:hover {
  border-color: var(--border-light);
}

.timeline__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.timeline__role {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.15rem;
}

.timeline__company {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 500;
}

.timeline__date {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.timeline__list li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.timeline__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent-dim);
}

/* =============================================
   APPROACH
   ============================================= */
.approach {
  padding: clamp(5rem, 10vw, 8rem) 0;
}

.approach__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.approach__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0.75rem 0 1.25rem;
}

.approach__desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.approach__principles {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.principle {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.3s var(--ease-out);
}

.principle:hover {
  border-color: var(--accent-dim);
}

.principle__num {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}

.principle__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.principle__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =============================================
   VENTURES
   ============================================= */
.ventures {
  padding: clamp(5rem, 10vw, 8rem) 0;
  background: var(--bg-surface);
}

.ventures__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.venture-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.3s var(--ease-out);
}

.venture-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-4px);
}

.venture-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-glow);
  border-radius: 12px;
  margin-bottom: 1.25rem;
}

.venture-card__title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.venture-card__role {
  display: block;
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.venture-card__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =============================================
   HOBBIES / BEYOND DESIGN
   ============================================= */
.hobbies {
  padding: clamp(5rem, 10vw, 8rem) 0;
  background: var(--bg-surface);
}

.hobbies__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
}

.hobby-card {
  display: flex;
  gap: 1.5rem;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.3s var(--ease-out);
  cursor: pointer;
}

.hobby-card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
}

.hobby-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--accent-glow);
  color: var(--accent);
  transition: all 0.3s var(--ease-out);
}

.hobby-card--medium .hobby-card__icon {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.hobby-card--medium:hover .hobby-card__icon {
  background: rgba(255, 255, 255, 0.14);
}

.hobby-card--youtube .hobby-card__icon {
  color: #ff0000;
  background: rgba(255, 0, 0, 0.1);
}

.hobby-card--youtube:hover .hobby-card__icon {
  background: rgba(255, 0, 0, 0.16);
}

.hobby-card__content {
  display: flex;
  flex-direction: column;
}

.hobby-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.hobby-card__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.hobby-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: auto;
  transition: gap 0.3s var(--ease-out);
}

.hobby-card:hover .hobby-card__cta {
  gap: 0.65rem;
}

.hobby-card--medium .hobby-card__cta { color: var(--text); }
.hobby-card--youtube .hobby-card__cta { color: #ff4444; }

/* =============================================
   CONTACT
   ============================================= */
.contact {
  padding: clamp(5rem, 10vw, 8rem) 0;
}

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

.contact__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  margin: 0.75rem 0 1.25rem;
}

.contact__desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact__actions {
  margin-bottom: 2rem;
}

.contact__actions .btn {
  font-size: 0.85rem;
}

.contact__links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.contact__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color 0.3s;
}

.contact__link:hover {
  color: var(--accent-light);
}

.contact__link svg {
  flex-shrink: 0;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__note {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
}

/* =============================================
   ANIMATIONS
   ============================================= */

/* Fade in on load */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.7s var(--ease-out) forwards;
  animation-delay: var(--delay, 0s);
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .case-card {
    grid-template-columns: 1fr;
  }

  .case-card--stratefai .case-card__visual {
    order: -1;
  }

  .case-card__visual {
    aspect-ratio: 16/9;
  }

  .case-card__img--mobile {
    width: 40%;
  }

  .case-card__img--desktop {
    transform: rotateY(-1deg);
  }

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

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

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

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

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

  .hobby-card {
    flex-direction: column;
    gap: 1rem;
  }

  .hero {
    min-height: auto;
    padding: 7rem 0 3rem;
  }

  .hero__title {
    font-size: clamp(2rem, 7vw, 2.8rem);
  }

  .hero__scroll-hint {
    display: none;
  }

  .timeline {
    padding-left: 1.5rem;
  }

  .timeline__marker {
    left: -1.5rem;
  }

  .timeline::before {
    left: 0;
  }

  .timeline__header {
    flex-direction: column;
  }

  .case-card__metrics {
    flex-direction: column;
    gap: 0.75rem;
  }

  .brands__row {
    gap: 1.5rem;
  }

  .brands__item img {
    height: 22px;
  }

  .contact__actions .btn {
    font-size: 0.78rem;
    padding: 0.9em 1.5em;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .impact__grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .impact__item {
    padding: 1rem 0.5rem;
  }

  .case-card {
    padding: 1.5rem;
  }

  .case-card__visual {
    aspect-ratio: 3/2;
  }

  .case-card__img--mobile {
    width: 50%;
  }

  .case-card__img--desktop {
    width: 100%;
    transform: none;
  }

  .case-card:hover .case-card__img--desktop {
    transform: scale(1.02);
  }
}