/* =========================================
   hR .std — Global Design System
   ========================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ---- Design Tokens ---- */
:root {
  /* Colors */
  --clr-primary: #F15A29;
  --clr-primary-light: #ff7a50;
  --clr-primary-dark: #c94418;
  --clr-secondary: #FF8C42;
  --clr-accent: #2EC4B6;
  --clr-accent-dark: #1fa598;

  --clr-bg: #0A0A14;
  --clr-bg-alt: #0E0E1C;
  --clr-card: #14142A;
  --clr-card-hover: #1C1C38;
  --clr-surface: #1A1A34;

  --clr-text: #EDEDED;
  --clr-text-muted: #7A7A9E;
  --clr-text-dim: #55556E;
  --clr-border: rgba(241, 90, 41, 0.15);
  --clr-border-subtle: rgba(255, 255, 255, 0.06);

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #F15A29, #FF8C42);
  --grad-accent: linear-gradient(135deg, #2EC4B6, #28d8c8);
  --grad-hero: linear-gradient(180deg, rgba(10, 10, 20, 0) 0%, rgba(10, 10, 20, 0.85) 70%, #0A0A14 100%);
  --grad-card: linear-gradient(145deg, rgba(241, 90, 41, 0.08), rgba(255, 140, 66, 0.03));
  --grad-glow: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(241, 90, 41, 0.06), transparent 40%);

  /* Glass */
  --glass-bg: rgba(20, 20, 42, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: blur(20px);

  /* Typography */
  --ff-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --ff-heading: 'Space Grotesk', 'Inter', sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3.5rem;
  --fs-5xl: 4.5rem;

  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-black: 900;

  --lh-tight: 1.1;
  --lh-snug: 1.3;
  --lh-normal: 1.6;

  /* Spacing */
  --sp-xs: 0.25rem;
  --sp-sm: 0.5rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;
  --sp-2xl: 3rem;
  --sp-3xl: 4rem;
  --sp-4xl: 6rem;
  --sp-5xl: 8rem;

  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(241, 90, 41, 0.2);
  --shadow-glow-strong: 0 0 60px rgba(241, 90, 41, 0.3);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 200ms;
  --duration-normal: 350ms;
  --duration-slow: 500ms;

  /* Layout */
  --nav-height: 72px;
  --max-width: 1200px;
}



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

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

body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--clr-text);
  background-color: var(--clr-bg);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--duration-fast) var(--ease-out);
}

ul, ol {
  list-style: none;
}

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

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--fs-5xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }

.text-gradient {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-muted {
  color: var(--clr-text-muted);
}

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

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-xl);
}

.section {
  padding: var(--sp-5xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--sp-4xl);
}

.section-header h2 {
  margin-bottom: var(--sp-md);
}

.section-header p {
  color: var(--clr-text-muted);
  font-size: var(--fs-md);
  max-width: 600px;
  margin: 0 auto;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--clr-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-lg);
}

.section-label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: 14px 32px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  border: 1.5px solid var(--clr-primary);
  color: var(--clr-primary);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(241, 90, 41, 0.1);
  transform: translateY(-2px);
}

.btn-ghost {
  color: var(--clr-text-muted);
  padding: 10px 20px;
}

.btn-ghost:hover {
  color: var(--clr-primary);
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ---- Cards ---- */
.card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--sp-2xl);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-glow);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
  pointer-events: none;
}

.card:hover {
  border-color: var(--clr-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.card:hover::before {
  opacity: 1;
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

/* ---- Navigation ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--duration-normal) var(--ease-out);
}

.navbar.scrolled {
  background: rgba(10, 10, 20, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border-subtle);
}

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

.nav-logo {
  font-family: var(--ff-heading);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.nav-logo .logo-mark {
  color: var(--clr-primary);
}

.nav-logo .logo-dot {
  color: var(--clr-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-2xl);
}

.nav-links a {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-muted);
  position: relative;
  padding: var(--sp-xs) 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
  transition: width var(--duration-normal) var(--ease-out);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--clr-text);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  margin-left: var(--sp-lg);
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  height: 28px;
  justify-content: center;
  cursor: pointer;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: all var(--duration-fast) var(--ease-out);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- WhatsApp Float ---- */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all var(--duration-normal) var(--ease-out);
  animation: waFloat 3s ease-in-out infinite;
}

.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.wa-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

@keyframes waFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ---- Back to Top ---- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 96px;
  width: 44px;
  height: 44px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border-subtle);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ---- Footer ---- */
.footer {
  background: var(--clr-bg-alt);
  border-top: 1px solid var(--clr-border-subtle);
  padding: var(--sp-4xl) 0 var(--sp-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-3xl);
  margin-bottom: var(--sp-3xl);
}

.footer-brand p {
  color: var(--clr-text-muted);
  font-size: var(--fs-sm);
  margin-top: var(--sp-md);
  line-height: var(--lh-normal);
  max-width: 300px;
}

.footer-col h4 {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text);
  margin-bottom: var(--sp-lg);
}

.footer-col a {
  display: block;
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  padding: var(--sp-xs) 0;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-col a:hover {
  color: var(--clr-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--sp-xl);
  border-top: 1px solid var(--clr-border-subtle);
  font-size: var(--fs-xs);
  color: var(--clr-text-dim);
}

.footer-socials {
  display: flex;
  gap: var(--sp-md);
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--clr-card);
  border: 1px solid var(--clr-border-subtle);
  transition: all var(--duration-fast) var(--ease-out);
}

.footer-socials a:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  transform: translateY(-2px);
}

.footer-socials svg {
  width: 16px;
  height: 16px;
}

/* ---- Animations ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ---- Preloader ---- */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--clr-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--clr-border-subtle);
  border-top-color: var(--clr-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  :root {
    --fs-5xl: 3.5rem;
    --fs-4xl: 2.75rem;
    --fs-3xl: 2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-2xl);
  }
}

@media (max-width: 768px) {
  :root {
    --fs-5xl: 2.5rem;
    --fs-4xl: 2rem;
    --fs-3xl: 1.75rem;
    --fs-2xl: 1.5rem;
    --nav-height: 64px;
  }

  .container {
    padding: 0 var(--sp-lg);
  }

  .section {
    padding: var(--sp-4xl) 0;
  }

  /* Mobile Nav */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--clr-bg-alt);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--nav-height) + var(--sp-2xl)) var(--sp-2xl) var(--sp-2xl);
    gap: var(--sp-lg);
    transition: right var(--duration-normal) var(--ease-out);
    border-left: 1px solid var(--clr-border-subtle);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: var(--sp-lg);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--sp-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --fs-5xl: 2rem;
    --fs-4xl: 1.75rem;
  }
}



.nav-cta {
  flex-shrink: 0;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

.logo-img {
  max-height: 32px;
  width: auto;
}