/* ============================================================
   VAGEESH PUNDIR — Portfolio
   main.css · v1.0
   ============================================================ */

/* ------------------------------------------------------------
   1. GOOGLE FONTS
   ------------------------------------------------------------ */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@1,400;1,500&family=DM+Sans:wght@400;500&display=swap');

/* ------------------------------------------------------------
   2. CSS RESET & BASE
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  background-color: #EEF2F2;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
}

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

/* ------------------------------------------------------------
   3. CSS VARIABLES
   ------------------------------------------------------------ */
:root {
  --color-primary:    #252729;
  --color-accent:     #3D7570;
  --color-bg:         #EEF2F2;
  --color-text-sec:   #7A8A88;
  --color-surface:    #FFFFFF;
  --color-dark-bg:    #252729;
  --color-border:     #C8D4D3;
  --color-body:       #333333;
  --color-sub:        #4A5A58;
  --color-footer-bg:  #1E2021;
  --color-footer-txt: #5A6A68;
  --color-card-border:#DDE6E5;
  --color-tag-bg:     rgba(61, 117, 112, 0.12);
  --color-cta-hover:  #3D5A58;

  --font-display: 'Cormorant Garamond', serif;
  --font-body:    'DM Sans', sans-serif;

  --gutter:       40px;
  --section-pad:  56px;
  --radius-card:  8px;
  --radius-btn:   3px;
  --border-width: 0.5px;
}

/* ------------------------------------------------------------
   4. TYPOGRAPHY HELPERS
   ------------------------------------------------------------ */
.label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--color-tag-bg);
  padding: 3px 10px;
  border-radius: 20px;
}

/* ------------------------------------------------------------
   5. NAVIGATION
   ------------------------------------------------------------ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: var(--border-width) solid var(--color-border);
  padding: 16px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo img {
  height: 32px;
  width: auto;
  display: block;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav__links a {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text-sec);
  transition: color 150ms ease;
}

.nav__links a:hover {
  color: var(--color-primary);
}

.nav__cta {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: #FFFFFF;
  background: var(--color-primary);
  padding: 8px 18px;
  border-radius: var(--radius-btn);
  transition: background 150ms ease;
  white-space: nowrap;
}

.nav__cta:hover {
  background: var(--color-cta-hover);
  color: #FFFFFF;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-primary);
  transition: all 200ms ease;
}

.nav__mobile {
  display: none;
  position: fixed;
  top: 53px;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: var(--border-width) solid var(--color-border);
  padding: 16px var(--gutter) 20px;
  z-index: 99;
  flex-direction: column;
  gap: 16px;
}

.nav__mobile.is-open {
  display: flex;
}

.nav__mobile a {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-sec);
  transition: color 150ms ease;
}

.nav__mobile a:hover {
  color: var(--color-primary);
}

/* ------------------------------------------------------------
   6. HERO — SECTION 01
   ------------------------------------------------------------ */
.hero {
  background: var(--color-bg);
  padding: 56px var(--gutter) 0;
  padding-top: calc(56px + 53px); /* account for nav */
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  position: relative;
}

.hero__divider {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: var(--border-width);
  background: #B8CAC9;
}

.hero__left {
  padding-right: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
}

.hero__right {
  padding-left: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.hero__label {
  margin-bottom: 16px;
}

.hero__name-line {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text-sec);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero__headline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 42px;
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1.18;
  margin-bottom: 28px;
}

.hero__cta-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-primary {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: #FFFFFF;
  background: var(--color-primary);
  padding: 12px 26px;
  border-radius: var(--radius-btn);
  transition: background 150ms ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--color-cta-hover);
  color: #FFFFFF;
}

.btn-secondary {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
  transition: opacity 150ms ease;
  white-space: nowrap;
}

.btn-secondary:hover {
  opacity: 0.6;
}

.hero__sub-copy {
  font-family: var(--font-body);
  font-size: 15px;
  color: #4A5A58;
  line-height: 1.8;
}

.hero__proof {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-accent);
  line-height: 1.9;
  border-left: 2px solid var(--color-accent);
  padding-left: 10px;
}

/* ------------------------------------------------------------
   7. PEEK CARDS (scroll hook)
   ------------------------------------------------------------ */
.peek-wrap {
  background: var(--color-bg);
  padding: 24px var(--gutter) 0;
}

.peek-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

.peek-card {
  background: var(--color-surface);
  border-radius: 6px 6px 0 0;
  border: var(--border-width) solid #DDE6E5;
  border-bottom: none;
  padding: 16px 18px 14px;
}

.peek-card__tags {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 6px;
}

.peek-card__headline {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1.4;
}

.peek-scroll-indicator {
  text-align: center;
  padding: 8px 0;
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text-sec);
  letter-spacing: 0.05em;
}

/* ------------------------------------------------------------
   8. CASE STUDIES — SECTION 02
   ------------------------------------------------------------ */
.cases {
  background: var(--color-surface);
  padding: var(--section-pad) var(--gutter);
}

.cases__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 32px;
}

.cases__title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 34px;
  font-weight: 400;
  color: var(--color-primary);
}

.cases__subtitle {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text-sec);
}

.cases__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

/* Case study card */
.case-card {
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow 200ms ease;
}

.case-card:hover {
  box-shadow: 0 4px 16px rgba(37, 39, 41, 0.08);
}

.case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.case-card__result {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 22px;
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1.25;
}

.case-card__company {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

.case-card__context {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text-sec);
  line-height: 1.6;
}

.case-card__metrics {
  border-top: var(--border-width) solid var(--color-border);
  padding-top: 12px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-sub);
  line-height: 1.5;
}

.case-card__metrics strong {
  color: var(--color-accent);
  font-weight: 500;
}

.case-card__link {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
  align-self: flex-start;
  margin-top: auto;
  transition: opacity 150ms ease;
}

.case-card__link:hover {
  opacity: 0.6;
}

/* ------------------------------------------------------------
   9. PHILOSOPHY & WRITING — SECTION 03
   ------------------------------------------------------------ */
.philosophy {
  background: var(--color-bg);
  padding: var(--section-pad) var(--gutter);
}

.philosophy__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 28px;
}

/* Left: philosophy */
.philosophy__left {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 500ms ease-out, transform 500ms ease-out;
}

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

.philosophy__quote-mark {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 56px;
  color: var(--color-accent);
  line-height: 0.8;
  margin-bottom: 8px;
}

.philosophy__pull-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 26px;
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1.45;
  margin-bottom: 20px;
}

.philosophy__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.philosophy__body p {
  font-family: var(--font-body);
  font-size: 15px;
  color: #4A5A58;
  line-height: 1.8;
}

.philosophy__sig {
  margin-top: 16px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text-sec);
}

/* Right: writing/blog */
.philosophy__right {}

.writing__label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-sec);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.blog-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.blog-card {
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-card-border);
  border-radius: var(--radius-card);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: box-shadow 200ms ease;
}

.blog-card:hover {
  box-shadow: 0 4px 16px rgba(37, 39, 41, 0.08);
}

.blog-card__tag {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.blog-card__headline {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1.4;
}

.blog-card__meta {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text-sec);
  font-style: italic;
}

.blog-card__cta {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
  align-self: flex-start;
  margin-top: auto;
  padding-top: 6px;
  transition: opacity 150ms ease;
}

.blog-card__cta:hover {
  opacity: 0.7;
}

/* ------------------------------------------------------------
   10. CONTACT — SECTION 04
   ------------------------------------------------------------ */
.contact {
  background: var(--color-dark-bg);
  padding: 64px var(--gutter) 72px;
}

.contact__label {
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.contact__headline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 38px;
  font-weight: 400;
  color: #EEF2F2;
  line-height: 1.2;
  margin-bottom: 12px;
}

.contact__sub-copy {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-text-sec);
  line-height: 1.7;
  max-width: 440px;
  margin-bottom: 40px;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact__col-label {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-text-sec);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.contact__email {
  display: inline-block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 26px;
  color: #EEF2F2;
  border-bottom: 1px solid var(--color-accent);
  margin-bottom: 20px;
}

.contact__response-note {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text-sec);
  line-height: 1.6;
  margin-top: auto;
  padding-top: 20px;
}

.contact__left {
  display: flex;
  flex-direction: column;
}

.contact__right {
  border-left: var(--border-width) solid #3D5A58;
  padding-left: 48px;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.contact__link-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: var(--border-width) solid #3D5A58;
  padding-bottom: 8px;
  margin-bottom: 8px;
  transition: color 150ms ease;
  cursor: pointer;
}

.contact__link-row:last-child {
  margin-bottom: 0;
}

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

.contact__link-text {
  font-family: var(--font-body);
  font-size: 15px;
  color: #EEF2F2;
  transition: color 150ms ease;
}

.contact__link-arrow {
  color: var(--color-accent);
  font-size: 16px;
}

/* ------------------------------------------------------------
   11. FOOTER
   ------------------------------------------------------------ */
.footer {
  background: var(--color-footer-bg);
  padding: 16px var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__left,
.footer__right {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-footer-txt);
}

.footer__right {
  cursor: pointer;
  transition: color 150ms ease;
}

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

/* ------------------------------------------------------------
   12. COMING SOON PAGE (case study placeholder)
   ------------------------------------------------------------ */
.coming-soon {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
}

.coming-soon__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px var(--gutter) 60px;
  text-align: center;
}

.coming-soon__label {
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.coming-soon__headline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 32px;
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 16px;
  max-width: 480px;
}

.coming-soon__sub {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text-sec);
  line-height: 1.7;
  max-width: 380px;
  margin-bottom: 36px;
}

.coming-soon__back {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
  transition: opacity 150ms ease;
}

.coming-soon__back:hover {
  opacity: 0.6;
}

/* ------------------------------------------------------------
   13. BLOG PLACEHOLDER
   ------------------------------------------------------------ */
.blog-placeholder {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
}

.blog-placeholder__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px var(--gutter) 60px;
  text-align: center;
}

/* ------------------------------------------------------------
   14. RESPONSIVE — TABLET (768–1023px)
   ------------------------------------------------------------ */
@media (max-width: 1023px) {
  :root {
    --gutter: 28px;
  }

  .hero__headline {
    font-size: 34px;
  }

  .cases__title {
    font-size: 28px;
  }

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

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

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

  .contact__right {
    border-left: none;
    padding-left: 0;
    border-top: var(--border-width) solid #3D5A58;
    padding-top: 32px;
  }

  .contact__headline {
    font-size: 32px;
  }
}

/* ------------------------------------------------------------
   15. RESPONSIVE — MOBILE (<768px)
   ------------------------------------------------------------ */
@media (max-width: 767px) {
  :root {
    --gutter: 20px;
  }

  .nav__links {
    display: none;
  }

  .nav__cta {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

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

  .hero__divider {
    display: none;
  }

  .hero__left {
    padding-right: 0;
    min-height: auto;
    gap: 20px;
  }

  .hero__right {
    padding-left: 0;
    padding-top: 28px;
    border-top: var(--border-width) solid var(--color-border);
  }

  .hero__headline {
    font-size: 28px;
    margin-bottom: 20px;
  }

  .hero__name-line {
    font-size: 12px;
  }

  .hero__sub-copy {
    font-size: 14px;
  }

  .hero__proof {
    font-size: 13px;
  }

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

  .cases__header {
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }

  .cases__title {
    font-size: 26px;
  }

  .philosophy__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .philosophy__pull-quote {
    font-size: 22px;
  }

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

  .contact__right {
    border-left: none;
    padding-left: 0;
    border-top: var(--border-width) solid #3D5A58;
    padding-top: 32px;
  }

  .contact__headline {
    font-size: 26px;
  }

  .contact__email {
    font-size: 20px;
  }

  .coming-soon__headline {
    font-size: 26px;
  }
}

/* ------------------------------------------------------------
   16. HIDE PEEK CARDS ON VERY SMALL SCREENS
   ------------------------------------------------------------ */
@media (max-width: 479px) {
  .peek-wrap,
  .peek-scroll-indicator {
    display: none;
  }
}

/* ------------------------------------------------------------
   17. TOUCH TARGETS (mobile accessibility)
   ------------------------------------------------------------ */
@media (max-width: 767px) {
  .btn-primary,
  .btn-secondary,
  .nav__cta,
  .case-card__link,
  .blog-card__cta,
  .contact__link-row {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary {
    display: inline-flex;
  }
}