/* ============================================================
   B-SOFT — Landing Page Styles (BEM)
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --clr-bg:          #0a0a0a;
  --clr-bg-2:        #111111;
  --clr-bg-3:        #161616;
  --clr-surface:     #1a1a1a;
  --clr-border:      #2a2a2a;
  --clr-accent:      #d4f542;
  --clr-accent-dim:  #b8d930;
  --clr-text:        #e8e8e8;
  --clr-text-muted:  #888888;
  --clr-text-faint:  #444444;
  --clr-white:       #ffffff;

  --font-display:    'Bebas Neue', sans-serif;
  --font-body:       'DM Sans', sans-serif;
  --font-mono:       'JetBrains Mono', monospace;

  --max-w:           1200px;
  --pad-x:           clamp(1.5rem, 5vw, 5rem);
  --section-gap:     clamp(5rem, 10vw, 9rem);

  --radius-sm:       4px;
  --radius-md:       10px;
  --radius-lg:       20px;

  --transition:      0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background-color: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

/* ---------- Shared Utilities ---------- */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--clr-accent);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-label--light {
  color: var(--clr-accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5vw, 4rem);
  letter-spacing: 0.03em;
  color: var(--clr-white);
  line-height: 1.05;
  margin-bottom: 3rem;
}

.section-title--light {
  color: var(--clr-white);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2.2rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--clr-accent);
  color: var(--clr-bg);
  font-weight: 700;
}

.btn--primary:hover {
  background: var(--clr-accent-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 245, 66, 0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-text);
  border-color: var(--clr-border);
}

.btn--ghost:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-2px);
}

/* ============================================================
   LOGO
   ============================================================ */
.logo {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 0.05em;
}

.logo__b {
  color: var(--clr-accent);
}

.logo__dash {
  color: var(--clr-text-muted);
  margin: 0 0.1em;
}

.logo__soft {
  color: var(--clr-white);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 10, 10, 0.75);
  border-bottom: 1px solid var(--clr-border);
}

.header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.2rem var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ---------- Nav ---------- */
.nav__list {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav__link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--clr-text-muted);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover {
  color: var(--clr-white);
  background: var(--clr-surface);
}

.nav__link--cta {
  background: var(--clr-accent);
  color: var(--clr-bg);
  font-weight: 700;
}

.nav__link--cta:hover {
  background: var(--clr-accent-dim);
  color: var(--clr-bg);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--clr-bg);
  padding-top: 80px;
}

/* Noise texture overlay */
.hero__noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.6;
}

/* Subtle grid lines */
.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212, 245, 66, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 245, 66, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--section-gap) var(--pad-x);
  width: 100%;
}

.hero__label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  margin-bottom: 2.5rem;
  animation: fadeUp 0.8s both;
}

.hero__label-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.4); }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(5rem, 14vw, 11rem);
  line-height: 0.92;
  letter-spacing: -0.01em;
  color: var(--clr-white);
  margin-bottom: 2rem;
  animation: fadeUp 0.8s 0.1s both;
}

.hero__title-outline {
  -webkit-text-stroke: 2px var(--clr-accent);
  color: transparent;
}

.hero__sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--clr-text-muted);
  max-width: 520px;
  margin-bottom: 2.5rem;
  animation: fadeUp 0.8s 0.2s both;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 5rem;
  animation: fadeUp 0.8s 0.3s both;
}

.hero__stats {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--clr-border);
  padding-top: 2.5rem;
  animation: fadeUp 0.8s 0.4s both;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hero__stat-value {
  font-family: var(--font-display);
  font-size: 2.8rem;
  letter-spacing: 0.02em;
  color: var(--clr-accent);
  line-height: 1;
}

.hero__stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--clr-text-faint);
  text-transform: uppercase;
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  right: var(--pad-x);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--clr-text-faint);
}

.hero__scroll-line {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--clr-accent), transparent);
  animation: scrollLine 1.8s infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  padding: var(--section-gap) 0;
  background: var(--clr-bg-2);
}

.services__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.services__header {
  margin-bottom: 3.5rem;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1px;
  background: var(--clr-border);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

/* ---------- Service Card ---------- */
.service-card {
  position: relative;
  background: var(--clr-bg-2);
  padding: 2.5rem;
  transition: background var(--transition);
  cursor: default;
}

.service-card:hover {
  background: var(--clr-surface);
}

.service-card:hover .service-card__arrow {
  opacity: 1;
  transform: translateX(0);
  color: var(--clr-accent);
}

.service-card__index {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--clr-text-faint);
  letter-spacing: 0.1em;
  margin-bottom: 1.2rem;
}

.service-card__icon {
  font-size: 1.6rem;
  color: var(--clr-accent);
  margin-bottom: 1.2rem;
  display: block;
}

.service-card__title {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--clr-white);
  margin-bottom: 0.8rem;
  line-height: 1.3;
}

.service-card__text {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
}

.service-card__arrow {
  position: absolute;
  bottom: 2.5rem;
  right: 2.5rem;
  font-size: 1.2rem;
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition);
}

/* ============================================================
   WORK
   ============================================================ */
.work {
  padding: var(--section-gap) 0;
  background: var(--clr-bg-3);
}

.work__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.work__header {
  margin-bottom: 3.5rem;
}

.work__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

/* ---------- Case ---------- */
.case {
  padding: 2.5rem 3rem;
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--transition);
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto auto auto;
  column-gap: 2rem;
  align-items: start;
}

.case:last-child {
  border-bottom: none;
}

.case:hover {
  background: var(--clr-surface);
}

.case__meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
  grid-column: 1;
}

.case__tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  background: rgba(212, 245, 66, 0.12);
  color: var(--clr-accent);
  padding: 0.25rem 0.7rem;
  border-radius: 2px;
  text-transform: uppercase;
}

.case__year {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--clr-text-faint);
}

.case__title {
  font-family: var(--font-body);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 500;
  color: var(--clr-white);
  margin-bottom: 0.7rem;
  grid-column: 1;
  line-height: 1.3;
}

.case__desc {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  max-width: 600px;
  margin-bottom: 1.2rem;
  grid-column: 1;
}

.case__tech {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  grid-column: 1;
}

.case__tech-item {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--clr-text-faint);
  border: 1px solid var(--clr-border);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
}

.case__link {
  grid-column: 2;
  grid-row: 1 / 5;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--clr-text-muted);
  white-space: nowrap;
  transition: color var(--transition);
  writing-mode: horizontal-tb;
}

.case__link:hover {
  color: var(--clr-accent);
}

/* ============================================================
   STACK
   ============================================================ */
.stack {
  padding: var(--section-gap) 0;
  background: var(--clr-bg-2);
}

.stack__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.stack__header {
  margin-bottom: 3.5rem;
}

.stack__categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2px;
  background: var(--clr-border);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

/* ---------- Stack Category ---------- */
.stack-category {
  background: var(--clr-bg-2);
  padding: 2.5rem;
  transition: background var(--transition);
}

.stack-category:hover {
  background: var(--clr-surface);
}

.stack-category__title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--clr-accent);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.stack-category__list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.stack-category__item {
  font-size: 0.95rem;
  color: var(--clr-text-muted);
  padding-left: 1rem;
  border-left: 2px solid var(--clr-border);
  transition: border-color var(--transition), color var(--transition);
  line-height: 1.3;
}

.stack-category:hover .stack-category__item {
  border-left-color: var(--clr-accent);
  color: var(--clr-text);
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  padding: var(--section-gap) 0;
  background: var(--clr-bg-3);
}

.about__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.about__text {
  font-size: 1rem;
  color: var(--clr-text-muted);
  margin-bottom: 1.2rem;
  line-height: 1.75;
}

.about__text:last-of-type {
  margin-bottom: 2.5rem;
}

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

/* ---------- About Value ---------- */
.about__value {
  padding: 1.8rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}

.about__value:hover {
  border-color: var(--clr-accent);
}

.about__value-icon {
  font-size: 1.4rem;
  color: var(--clr-accent);
  display: block;
  margin-bottom: 0.8rem;
}

.about__value-title {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--clr-white);
  margin-bottom: 0.5rem;
}

.about__value-text {
  font-size: 0.87rem;
  color: var(--clr-text-muted);
  line-height: 1.6;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: var(--section-gap) 0;
  background: var(--clr-bg-2);
}

.contact__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.contact__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  letter-spacing: 0.03em;
  color: var(--clr-white);
  line-height: 1;
  margin-bottom: 1.2rem;
}

.contact__title-outline {
  -webkit-text-stroke: 2px var(--clr-accent);
  color: transparent;
}

.contact__sub {
  font-size: 1rem;
  color: var(--clr-text-muted);
  margin-bottom: 3.5rem;
}

.contact__form-wrap {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 4rem;
  align-items: start;
}

/* ---------- Contact Form ---------- */
.contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
}

.contact-form__field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
}

.contact-form__field:last-of-type {
  margin-bottom: 0;
}

.contact-form__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--clr-text-muted);
  text-transform: uppercase;
}

.contact-form__input {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  padding: 0.9rem 1.1rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
  resize: none;
}

.contact-form__input::placeholder {
  color: var(--clr-text-faint);
}

.contact-form__input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(212, 245, 66, 0.08);
}

.contact-form__input--textarea {
  min-height: 130px;
}

.contact-form__submit {
  margin-top: 1.5rem;
  width: 100%;
  justify-content: center;
  font-size: 0.85rem;
}

/* ---------- Contact Details ---------- */
.contact__details {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  padding-top: 0.5rem;
}

.contact__detail {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.contact__detail-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--clr-text-faint);
  text-transform: uppercase;
}

.contact__detail-value {
  font-size: 0.95rem;
  color: var(--clr-text);
  transition: color var(--transition);
}

a.contact__detail-value:hover {
  color: var(--clr-accent);
}

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

.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer__copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--clr-text-faint);
  letter-spacing: 0.05em;
}

.footer__nav {
  display: flex;
  gap: 1.5rem;
}

.footer__link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--clr-text-faint);
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--clr-accent);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .about__inner {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .contact__form-wrap {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .case {
    grid-template-columns: 1fr;
    padding: 2rem 1.5rem;
  }

  .case__link {
    grid-column: 1;
    grid-row: auto;
    margin-top: 1.2rem;
  }
}

@media (max-width: 700px) {
  .nav__list {
    display: none;
  }

  .hero__title {
    font-size: clamp(3.5rem, 18vw, 5rem);
  }

  .hero__stats {
    gap: 1.8rem;
  }

  .hero__scroll {
    display: none;
  }

  .contact-form__row {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
  }
}

@media (max-width: 480px) {
  .services__grid {
    grid-template-columns: 1fr;
  }

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