/* ===================================================
   KASUARI WEB — Modern SaaS Landing Page
   File: style.css
   =================================================== */

/* ----- CSS Custom Properties (Theming) ----- */
:root {
  /* Light Theme */
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-card: #ffffff;
  --color-surface: #f1f5f9;

  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #ffffff;

  --color-primary: #1e3a5f;
  --color-primary-light: #2563eb;
  --color-primary-dark: #0f172a;
  --color-accent: #06b6d4;
  --color-accent-dark: #0891b2;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;

  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  --gradient-primary: linear-gradient(135deg, #1e3a5f, #2563eb);
  --gradient-accent: linear-gradient(135deg, #06b6d4, #3b82f6);
  --gradient-hero: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Inter', sans-serif;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --max-width: 1200px;
  --nav-height: 72px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ----- Dark Theme ----- */
[data-theme="dark"] {
  --color-bg: #0b1120;
  --color-bg-alt: #111827;
  --color-bg-card: #1e293b;
  --color-surface: #1e293b;

  --color-text: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;
  --color-text-inverse: #0f172a;

  --color-primary: #3b82f6;
  --color-primary-light: #60a5fa;
  --color-primary-dark: #1d4ed8;
  --color-accent: #22d3ee;
  --color-accent-dark: #06b6d4;

  --color-border: #1e293b;
  --color-border-light: #334155;

  --gradient-hero: linear-gradient(180deg, #0b1120 0%, #111827 100%);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition), color var(--transition);
}

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

ul {
  list-style: none;
}

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

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

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--gradient-accent);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.45);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

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

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn--sm {
  padding: 8px 20px;
  font-size: 0.875rem;
}

/* ----- Section Shared Styles ----- */
.section {
  padding: 96px 0;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section__tag {
  display: inline-block;
  padding: 6px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.section__desc {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ----- Gradient Text ----- */
.gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ===================================================
   NAVBAR
   =================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: all var(--transition);
}

.navbar--scrolled {
  background: var(--color-bg);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--color-bg) 85%, transparent);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text);
  z-index: 1001;
}

.navbar__logo i {
  font-size: 1.4rem;
  color: var(--color-accent);
}

.navbar__menu ul {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
  border-radius: 2px;
}

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

.nav-link:hover::after {
  width: 100%;
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 1001;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  transition: all var(--transition);
}

.theme-toggle:hover {
  background: var(--color-surface);
  color: var(--color-accent);
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 1.3rem;
}

/* ===================================================
   HERO
   =================================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + 40px) 0 80px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 8%, transparent) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
}

.hero__badge {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 32px;
}

.hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  gap: 40px;
}

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

.stat__number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}

.stat__label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ----- Browser Mockup ----- */
.mockup {
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: #ffffff;
}

[data-theme="dark"] .mockup {
  background: #1e293b;
}

.mockup__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.mockup__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.mockup__dot--red { background: #ef4444; }
.mockup__dot--yellow { background: #f59e0b; }
.mockup__dot--green { background: #10b981; }

.mockup__url {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: var(--color-bg);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.mockup__screen {
  padding: 32px 24px;
}

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

.mockup__line {
  height: 14px;
  border-radius: 4px;
  background: var(--color-border);
}

.mockup__line--lg { width: 80%; height: 28px; }
.mockup__line--md { width: 60%; }
.mockup__line--sm { width: 40%; }

.mockup__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.mockup__card {
  height: 80px;
  border-radius: var(--radius-sm);
  background: var(--color-border);
}

.mockup__card:nth-child(1) { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.mockup__card:nth-child(2) { background: linear-gradient(135deg, #10b981, #3b82f6); }
.mockup__card:nth-child(3) { background: linear-gradient(135deg, #8b5cf6, #f59e0b); }

/* ===================================================
   CLIENTS
   =================================================== */
.clients {
  padding: 64px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.clients__label {
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 32px;
}

.clients__grid {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 48px;
}

.client-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-muted);
  opacity: 0.6;
  transition: opacity var(--transition);
}

.client-logo i {
  font-size: 1.25rem;
}

.client-logo:hover {
  opacity: 1;
}

/* ===================================================
   SERVICES
   =================================================== */
.services {
  background: var(--color-bg-alt);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--icon-color) 12%, transparent);
  color: var(--icon-color);
  font-size: 1.3rem;
  margin-bottom: 20px;
  transition: transform var(--transition);
}

.service-card:hover .service-card__icon {
  transform: scale(1.1);
}

.service-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===================================================
   WHY (Kenapa Kasuari Web)
   =================================================== */
.why__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.why-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  background: var(--color-bg-card);
}

.why-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.why-card__num {
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 16px;
}

.why-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.why-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===================================================
   PORTFOLIO
   =================================================== */
.portfolio {
  background: var(--color-bg-alt);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.portfolio-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.portfolio-card__img {
  height: 200px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.portfolio-card:hover .portfolio-card__overlay {
  opacity: 1;
}

.portfolio-card__overlay .btn {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.5);
}

.portfolio-card__overlay .btn:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.portfolio-card__body {
  padding: 20px 24px 24px;
}

.portfolio-card__tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.portfolio-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.portfolio-card__desc {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===================================================
   PRICING
   =================================================== */
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  transition: all var(--transition);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card--popular {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), var(--shadow-lg);
  transform: scale(1.03);
}

.pricing-card--popular:hover {
  transform: scale(1.03) translateY(-4px);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #ffffff;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
}

.pricing-card__header {
  margin-bottom: 24px;
}

.pricing-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-card__header .pricing-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.pricing-card__price {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
}

.pricing-card__amount {
  font-size: 2.25rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.pricing-card__decimal {
  font-size: 1.25rem;
  font-weight: 700;
}

.pricing-card__period {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.pricing-card__features {
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pricing-card__features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.pricing-card__features i {
  width: 18px;
  text-align: center;
  font-size: 0.8125rem;
}

.pricing-card__features .fa-check {
  color: var(--color-success);
}

.pricing-card__features .fa-times {
  color: var(--color-text-muted);
  opacity: 0.5;
}

.pricing-card__btn {
  width: 100%;
  justify-content: center;
}

/* ===================================================
   TESTIMONIALS
   =================================================== */
.testimonials {
  background: var(--color-bg-alt);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.testimonial-card__stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  color: #f59e0b;
  font-size: 0.9375rem;
}

.testimonial-card__text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.testimonial-card__info {
  display: flex;
  flex-direction: column;
}

.testimonial-card__info strong {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.testimonial-card__info span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ===================================================
   CTA SECTION
   =================================================== */
.cta {
  padding: 120px 0;
  background: var(--color-primary-dark);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, color-mix(in srgb, var(--color-accent) 15%, transparent) 0%, transparent 70%);
  pointer-events: none;
}

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

.cta__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 16px;
}

.cta__desc {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 36px;
}

.cta__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cta__actions .btn--primary {
  background: #ffffff;
  color: var(--color-primary-dark);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.cta__actions .btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.cta__actions .btn--primary i {
  color: #25D366;
}

.cta__actions .btn--outline {
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.cta__actions .btn--outline:hover {
  border-color: #ffffff;
  color: #ffffff;
}

/* ===================================================
   FOOTER
   =================================================== */
.footer {
  background: var(--color-bg-alt);
  padding: 64px 0 0;
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 64px;
  padding-bottom: 48px;
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--color-text);
}

.footer__logo i {
  color: var(--color-accent);
}

.footer__desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 360px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 1rem;
  transition: all var(--transition);
}

.footer__social a:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
  transform: translateY(-2px);
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer__col h4 {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
  color: var(--color-text);
}

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

.footer__col li {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition);
}

.footer__col li i {
  width: 18px;
  margin-right: 6px;
}

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

.footer__bottom {
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer__bottom p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ===================================================
   ANIMATIONS — Fade In on Scroll
   =================================================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Stagger children */
.services__grid .fade-in:nth-child(1) { transition-delay: 0s; }
.services__grid .fade-in:nth-child(2) { transition-delay: 0.1s; }
.services__grid .fade-in:nth-child(3) { transition-delay: 0.2s; }
.services__grid .fade-in:nth-child(4) { transition-delay: 0.3s; }
.services__grid .fade-in:nth-child(5) { transition-delay: 0.4s; }

.why__grid .fade-in:nth-child(1) { transition-delay: 0s; }
.why__grid .fade-in:nth-child(2) { transition-delay: 0.08s; }
.why__grid .fade-in:nth-child(3) { transition-delay: 0.16s; }
.why__grid .fade-in:nth-child(4) { transition-delay: 0.24s; }
.why__grid .fade-in:nth-child(5) { transition-delay: 0.32s; }
.why__grid .fade-in:nth-child(6) { transition-delay: 0.4s; }

.portfolio__grid .fade-in:nth-child(1) { transition-delay: 0s; }
.portfolio__grid .fade-in:nth-child(2) { transition-delay: 0.08s; }
.portfolio__grid .fade-in:nth-child(3) { transition-delay: 0.16s; }
.portfolio__grid .fade-in:nth-child(4) { transition-delay: 0.24s; }
.portfolio__grid .fade-in:nth-child(5) { transition-delay: 0.32s; }
.portfolio__grid .fade-in:nth-child(6) { transition-delay: 0.4s; }

.pricing__grid .fade-in:nth-child(1) { transition-delay: 0s; }
.pricing__grid .fade-in:nth-child(2) { transition-delay: 0.15s; }
.pricing__grid .fade-in:nth-child(3) { transition-delay: 0.3s; }

.testimonials__grid .fade-in:nth-child(1) { transition-delay: 0s; }
.testimonials__grid .fade-in:nth-child(2) { transition-delay: 0.1s; }
.testimonials__grid .fade-in:nth-child(3) { transition-delay: 0.2s; }

/* ===================================================
   RESPONSIVE
   =================================================== */

/* Tablet */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__subtitle {
    margin: 0 auto 32px;
  }

  .hero__cta {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }

  .hero__visual {
    display: none;
  }

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

/* Mobile */
@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .navbar__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-bg);
    padding: 100px 32px 32px;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    z-index: 1000;
  }

  .navbar__menu.active {
    right: 0;
  }

  .navbar__menu ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .nav-link {
    font-size: 1.0625rem;
  }

  .menu-toggle {
    display: flex;
  }

  .hero {
    padding: calc(var(--nav-height) + 24px) 0 48px;
  }

  .hero__title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .hero__stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .clients__grid {
    gap: 24px;
  }

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

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

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

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

  .pricing-card--popular {
    transform: none;
  }

  .pricing-card--popular:hover {
    transform: translateY(-4px);
  }

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

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

  .cta {
    padding: 80px 0;
  }
}

@media (max-width: 480px) {
  .hero__cta {
    flex-direction: column;
  }

  .hero__cta .btn {
    width: 100%;
    justify-content: center;
  }

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

  .cta__actions {
    flex-direction: column;
  }

  .cta__actions .btn {
    width: 100%;
    justify-content: center;
  }
}