/* ============================================
   AGENCY STARTER — DESIGN SYSTEM
   ============================================ */
@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-thin.ttf') format('truetype');
  font-weight: 100;
  font-display: swap;
}

@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-extra-light.ttf') format('truetype');
  font-weight: 200;
  font-display: swap;
}

@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-light.ttf') format('truetype');
  font-weight: 300;
  font-display: swap;
}

@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-regular.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-medium.ttf') format('truetype');
  font-weight: 500;
  font-display: swap;
}

@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-semibold.ttf') format('truetype');
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-bold.ttf') format('truetype');
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: 'Akihiko';
  src: url('../assets/fonts/akihiko-extra-bold.ttf') format('truetype');
  font-weight: 800;
  font-display: swap;
}

/* --- CSS Variables (Design Tokens) --- */
:root {
  /* Colors */
  --color-ink:        #010817;
  --color-white:      #FFFFFF;
  --color-bg:         #f9fbfc;

  /*Services Header */
  --bg: #F9F8F7;
  --ink: #141210;
  --ink-muted: #888480;
  --pink: #ca2262;
  --card-bg: #FFFFFF;
  --card-border: rgba(20,18,16,0.10);
  --card-shadow: rgba(20,18,16,0.09);
  --cta-bg: #141210;

  /* Service accent colors */
  --color-social:     #dd4a87;   /* coral red   — social media    */
  --color-ads:        #5facac;   /* electric yellow — advertising */
  --color-illus:      #da969b;   /* violet      — illustration    */
  --color-merch:      #80bfd8;   /* teal        — merch           */
  --color-web:        #9c8bca;   /* blue        — websites        */

  /* Neutral grays */
  --color-gray-100:   #e8ebf0;
  --color-gray-200:   #E2DDD6;
  --color-gray-400:   #A8A099;
  --color-gray-600:   #5C5650;

  /* Typography */
  --font-display: 'Akihiko', sans-serif;
  --font-body: 'Akihiko', sans-serif;

  /* Font sizes — fluid scale */
  --text-xs:    0.75rem;    /*  12px */
  --text-sm:    0.875rem;   /*  14px */
  --text-base:  1rem;       /*  16px */
  --text-lg:    1.125rem;   /*  18px */
  --text-xl:    1.25rem;    /*  20px */
  --text-2xl:   1.5rem;     /*  24px */
  --text-3xl:   2rem;       /*  32px */
  --text-4xl:   2.75rem;    /*  44px */
  --text-5xl:   3.75rem;    /*  60px */
  --text-6xl:   5rem;       /*  80px */
  --text-hero:  clamp(3rem, 8vw, 6.5rem);

  /* Spacing */
  --space-1:    0.25rem;
  --space-2:    0.5rem;
  --space-3:    0.75rem;
  --space-4:    1rem;
  --space-6:    1.5rem;
  --space-8:    2rem;
  --space-12:   3rem;
  --space-16:   4rem;
  --space-24:   6rem;
  --space-32:   8rem;

  /* Layout */
  --max-width:        1200px;
  --section-padding:  clamp(4rem, 8vw, 8rem);

  /* Border radius */
  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   40px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   300ms ease;
  --transition-slow:   600ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-ink);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: var(--font-body);
  border: none;
  background: none;
}

input, textarea, select {
  font-family: var(--font-body);
  font-size: var(--text-base);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
}

h1 { font-size: var(--text-6xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p {
  line-height: 1.75;
  color: var(--color-gray-600);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gray-400);
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.5rem, 5vw, 3rem);
}

.section {
  padding-block: var(--section-padding);
}

.section--dark {
  background-color: var(--color-ink);
  color: var(--color-white);
}

.section--dark p {
  color: rgba(255,255,255,0.6);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.text-center { text-align: center; }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-ink);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-gray-600);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--color-ink);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-ink);
}

.btn-white:hover {
  background: var(--color-bg);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1.1rem 2.5rem;
  font-size: var(--text-lg);
}

/* ============================================
   PROMO RIBBON
   ============================================ */
.ribbon {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--color-social);
  color: var(--color-white);
  height: 48px;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.ribbon__track {
  display: flex;
  align-items: center;
  white-space: nowrap;
  animation: ribbonScroll 30s linear infinite;
  gap: 0;
}
.ribbon__item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-right: 3rem;
}
.ribbon__sep {
  opacity: 0.5;
  margin-right: 3rem;
}
@keyframes ribbonScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 48px;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) 0;
  transition: all var(--transition-base);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--color-gray-200);
  padding: var(--space-3) 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.nav__logo {
  width: 120px;
  flex-shrink: 0;
}

.nav__logo span {
  color: var(--color-social);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-gray-600);
  transition: color var(--transition-fast);
  position: relative;
}

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

/* Dropdown */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 1rem);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  min-width: 180px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1;
  pointer-events: all;
  top: calc(100% + 0.5rem);
}

.nav__dropdown-menu a {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: background var(--transition-fast);
}

.nav__dropdown-menu a:hover {
  background: var(--color-gray-100);
}

.nav__dropdown-menu .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 12rem;
  margin: 0 auto;
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
  justify-content: center;
}

.hero__content {
  position: relative;
  align-items:center;
  justify-content: center;
  width: 100%;
  text-align: center;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-white);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-8);
  color: var(--color-gray-600);
}

.hero__tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-social);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero h1 {
  margin-bottom: var(--space-6);
}

.hero h1 em {
  font-style: italic;
  color: var(--color-social);
}

.hero__sub {
  font-size: var(--text-lg);
  margin-bottom: var(--space-10);
  color: var(--color-gray-600);
}

.hero__actions {
  align-items: center;
  gap: var(--space-6);
}

/* Decorative blobs */
.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
  pointer-events: none;
  z-index: 1;
}

.hero__blob--1 {
  width: 500px;
  height: 500px;
  background: var(--color-social);
  top: -100px;
  right: -150px;
}

.hero__blob--2 {
  width: 300px;
  height: 300px;
  background: var(--color-illus);
  bottom: 0;
  left: 200px;
}


  /* ── FAN STAGE ──
     The stage is just a clipping window.
     Cards are placed absolutely inside it using JS-calculated x/y/rotation.
  ── */
  .fan-stage {
    position: relative;
    width: 100%;
    /* height set by JS after we know card size */
    margin-top: 4vh;
    opacity: 0;
    animation: fadeIn 0.9s 0.8s ease forwards;
    cursor: grab;
    overflow: visible;
  }
  .fan-stage:active { cursor: grabbing; }

  /* ── CARD ── */
  .card {
    position: absolute;
    width: 360px;
    height: 520px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 0;
    box-shadow: 0 4px 28px var(--card-shadow);
    user-select: none;
    will-change: transform;
    /* NO transition on transform — JS handles smoothing */
    transition: box-shadow 0.25s ease;
  }
  .card:hover { box-shadow: 0 10px 44px rgba(20,18,16,0.15); }

  .card-number {
    font-size: 0.80rem;
    letter-spacing: 0.16em;
    color: var(--ink-muted);
    margin-bottom: auto;
    font-family: 'Akihiko', sans-serif;
  }

  .card-body {
    padding-top: 0.9rem;
    margin-top: auto;
    padding-bottom: 0.9rem;
    font-family: 'Akihiko', sans-serif;
  }
  .card-title {
    font-family: 'Akihiko', sans-serif;
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.2;
    margin-bottom: 0.35rem;
  }
  .card-desc {
    font-size: 1rem;
    font-weight: 300;
    color: var(--ink-muted);
    line-height: 1.6;
  }

  /* CTA card */
  .card--cta {
    background: var(--cta-bg);
    border-color: transparent;
    box-shadow: 0 6px 36px rgba(20,18,16,0.30);
  }
  .card--cta:hover { box-shadow: 0 12px 52px rgba(20,18,16,0.40); }
  .card--cta .card-number { color: rgba(255,255,255,0.25); }
  .card--cta .card-body { border-top-color: rgba(255,255,255,0.10); }
  .card--cta .card-title { color: #fff; font-style: italic; }
  .card--cta .card-desc  { color: rgba(255,255,255,0.50); }
  .cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 0.9rem;
    padding: 7px 14px 7px 16px;
    background: var(--pink);
    color: #fff;
    font-family: 'Akihiko', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 100px;
    cursor: pointer;
  }

  /* drag hint */
  .drag-hint {
    margin-top: 2rem;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-muted);
    opacity: 0;
    animation: fadeIn 0.8s 1.6s ease forwards;
  }
  .drag-hint-line { width: 22px; height: 1px; background: var(--pink); }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  @keyframes fadeIn {
    from { opacity: 0; } to { opacity: 1; }
  }



/* ============================================
   BENEFITS SECTION
   ============================================ */
.benefits__intro {
  max-width: 560px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: var(--space-16);
}

.benefits__intro h2 {
  margin-bottom: var(--space-4);
  font-size: var(--text-3xl);
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.benefit-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: transform var(--transition-base);
}

.benefit-card:hover {
  transform: translateY(-6px);
}

.benefit-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-6);
}

.benefit-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services__header {
  margin-bottom: var(--space-12);
}

.services__header h2 {
  margin-bottom: var(--space-4);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.service-card {
  border-radius: var(--radius-md);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-base);
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.service-card:hover {
  transform: scale(1.02);
}

.service-card--social  { background: var(--color-social); color: var(--color-white);}
.service-card--ads     { background: var(--color-ads); color: var(--color-white);}
.service-card--illus   { background: var(--color-illus); color: var(--color-white);}
.service-card--merch   { background: var(--color-merch); color: var(--color-white);}
.service-card--web     { background: var(--color-web); color: var(--color-white);}
.service-card--cta     { background: var(--color-ink); color: var(--color-white); }

.service-card__num {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  opacity: 0.15;
}

.service-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.service-card p {
  font-size: var(--text-sm);
  color: inherit;
  opacity: 0.75;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how__header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.how__header h2 {
  margin-bottom: var(--space-4);
}

.how__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  position: relative;
}

.how__steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: var(--color-gray-200);
  z-index: 0;
}

.step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
  margin-inline: auto;
  margin-bottom: var(--space-6);
  transition: all var(--transition-base);
}

.step:hover .step__num {
  background: var(--color-ink);
  color: var(--color-white);
  border-color: var(--color-ink);
}

.step h4 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.step p {
  font-size: var(--text-sm);
}

/* ============================================
   PORTFOLIO STRIP
   ============================================ */
.portfolio__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.portfolio-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-gray-200);
  position: relative;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-item__overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,13,13,0.7);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: var(--space-6);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-item__overlay {
  opacity: 1;
}

.portfolio-item__overlay h4 {
  color: var(--color-white);
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.portfolio-item__overlay span {
  color: rgba(255,255,255,0.6);
  font-size: var(--text-sm);
}

/* ============================================
   CONTACT FORM
   ============================================ */
.contact {
  background: var(--color-ink);
  color: var(--color-white);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.contact__text h2 {
  margin-bottom: var(--space-4);
  color: var(--color-white);
}


.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form__group label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgb(32, 32, 32);
}

.form__group input,
.form__group textarea,
.form__group select {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  color: var(--color-gray-400);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast);
  outline: var(--color-gray-400);
  width: 100%;
}

.form__group input:focus,
.form__group textarea:focus,
.form__group select:focus {
  border-color: rgba(43, 42, 42, 0.63);
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: var(--color-gray-400);
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-ink);
  color: var(--color-white);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-12) 0 var(--space-8);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand p {
  color: rgba(255,255,255,0.45);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  max-width: 260px;
  line-height: 1.65;
}

.footer__logo {
  width:100px;
}

.footer__logo span { color: var(--color-social); }

.footer__col h5 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: var(--space-4);
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__col ul a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
}

.footer__col ul a:hover { color: var(--color-white); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
}

/* ============================================
   ANIMATIONS (AOS-style, triggered by JS)
   ============================================ */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-in {
  opacity: 0;
  transition: opacity 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
}

/* Stagger delays for children */
.stagger > *:nth-child(1) { transition-delay: 0ms; }
.stagger > *:nth-child(2) { transition-delay: 100ms; }
.stagger > *:nth-child(3) { transition-delay: 200ms; }
.stagger > *:nth-child(4) { transition-delay: 300ms; }
.stagger > *:nth-child(5) { transition-delay: 400ms; }
.stagger > *:nth-child(6) { transition-delay: 500ms; }

/* ============================================
   RESPONSIVE — TABLET (max 900px)
   ============================================ */
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .benefits__grid           { grid-template-columns: 1fr 1fr; }
  .services-grid            { grid-template-columns: 1fr 1fr; }
  .how__steps               { grid-template-columns: 1fr 1fr; }
  .how__steps::before       { display: none; }
  .contact__inner           { grid-template-columns: 1fr; }
  .footer__inner            { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .portfolio-grid           { grid-template-columns: 1fr 1fr; }
}

/* ============================================
   RESPONSIVE — MOBILE (max 600px)
   ============================================ */
@media (max-width: 600px) {
  h1 { font-size: clamp(2.5rem, 12vw, 3.5rem); }
  h2 { font-size: var(--text-3xl); }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .benefits__grid            { grid-template-columns: 1fr; }
  .services-grid             { grid-template-columns: 1fr; }
  .how__steps                { grid-template-columns: 1fr; }
  .portfolio-grid            { grid-template-columns: 1fr; }
  .footer__inner             { grid-template-columns: 1fr; }
  .footer__bottom            { flex-direction: column; gap: var(--space-2); text-align: center; }
  .hero__actions             { flex-direction: column; align-items: flex-start; }
  .nav__links                { display: none; } /* mobile nav handled by JS burger menu */
}