/* ============================================
   SPEEDBLOK - Landing Page Styles
   Version HTML/CSS Pure
   ============================================ */

/* Variables */
:root {
  --color-bg: #0f0f1a;
  --color-bg-card: #16162a;
  --color-bg-secondary: #1a1a2e;
  --color-text: #f5f5f5;
  --color-text-muted: #a0a0a0;
  --color-accent: #e97316;
  --color-accent-dark: #c2410c;
  --color-border: #2a2a3e;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', sans-serif;
  --radius: 0.625rem;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background-color: var(--color-accent-dark);
}

.btn-secondary {
  background-color: var(--color-bg-secondary);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg-card);
  border-color: var(--color-accent);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

/* Typography */
.text-accent {
  color: var(--color-accent);
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: transparent;
  transition: all 0.3s ease;
}

.header.scrolled {
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 2rem;
  height: 2rem;
  color: var(--color-accent);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

.nav-desktop {
  display: none;
  gap: 2rem;
}

.nav-desktop a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

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

.header-cta {
  display: none;
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
}

.mobile-menu-btn svg {
  width: 1.5rem;
  height: 1.5rem;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 1rem 1.5rem 1.5rem;
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
}

.nav-mobile.active {
  display: flex;
}

.nav-mobile a {
  padding: 0.75rem 0;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

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

.nav-mobile .btn {
  margin-top: 1rem;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
  
  .header-cta {
    display: inline-flex;
  }
  
  .mobile-menu-btn,
  .nav-mobile {
    display: none !important;
  }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  padding: 8rem 0 4rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero .container {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-accent);
  border-radius: 2rem;
  font-size: 0.875rem;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  text-wrap: balance;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.stat-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

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

.hero-image-container {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 1;
  perspective: 1000px;
}

/* 3D Block Animation */
.bloc-3d {
  width: 200px;
  height: 200px;
  margin: 0 auto;
  position: relative;
  transform-style: preserve-3d;
  animation: rotate 20s infinite linear;
}

.bloc-face {
  position: absolute;
  width: 200px;
  height: 200px;
  border: 2px solid var(--color-accent);
}

.bloc-front {
  background: rgba(233, 115, 22, 0.1);
  transform: translateZ(100px);
}

.bloc-back {
  background: rgba(233, 115, 22, 0.05);
  transform: translateZ(-100px) rotateY(180deg);
}

.bloc-left {
  background: rgba(233, 115, 22, 0.08);
  transform: translateX(-100px) rotateY(-90deg);
}

.bloc-right {
  background: rgba(233, 115, 22, 0.08);
  transform: translateX(100px) rotateY(90deg);
}

.bloc-top {
  background: rgba(233, 115, 22, 0.15);
  transform: translateY(-100px) rotateX(90deg);
}

.bloc-bottom {
  background: rgba(233, 115, 22, 0.05);
  transform: translateY(100px) rotateX(-90deg);
}

@keyframes rotate {
  from {
    transform: rotateX(-20deg) rotateY(0deg);
  }
  to {
    transform: rotateX(-20deg) rotateY(360deg);
  }
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.5rem;
  }
  
  .hero .container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4rem;
  }
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-badge {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  background: rgba(233, 115, 22, 0.1);
  border-radius: 2rem;
  font-size: 0.875rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-wrap: balance;
}

.section-description {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }
}

/* ============================================
   PRODUCT
   ============================================ */
.product {
  background: var(--color-bg-card);
}

.product-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.product-visual {
  display: flex;
  justify-content: center;
}

.product-svg {
  width: 100%;
  max-width: 400px;
}

.product-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.spec-card {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.spec-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(233, 115, 22, 0.1);
  border-radius: var(--radius);
  color: var(--color-accent);
}

.spec-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.spec-content h4 {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-bottom: 0.25rem;
}

.spec-content p {
  font-weight: 600;
}

@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================
   FEATURES
   ============================================ */
.features-grid {
  display: grid;
  gap: 1.5rem;
}

.feature-card {
  padding: 2rem;
  background: var(--color-bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(233, 115, 22, 0.1);
  border-radius: var(--radius);
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.feature-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   PROJECTS
   ============================================ */
.projects {
  background: var(--color-bg-card);
}

.projects-grid {
  display: grid;
  gap: 1.5rem;
}

.project-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/10;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
}

.project-image {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%) !important;
  opacity: 0.3;
}

.project-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  top: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  background: linear-gradient(transparent 30%, rgba(15, 15, 26, 0.95));
}

.project-category {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: var(--color-accent);
  border-radius: 0.25rem;
  font-size: 0.75rem;
  color: var(--color-bg);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.project-overlay h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.project-overlay p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .project-large {
    grid-column: span 2;
    aspect-ratio: 21/9;
  }
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-grid {
  display: grid;
  gap: 1.5rem;
}

.testimonial-card {
  padding: 2rem;
  background: var(--color-bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.testimonial-stars {
  display: flex;
  gap: 0.25rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: var(--color-bg);
  border-radius: 50%;
  font-weight: 600;
  font-size: 0.875rem;
}

.author-name {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
}

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

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   CTA / CONTACT
   ============================================ */
.cta {
  background: var(--color-bg-card);
}

.cta-content {
  display: grid;
  gap: 3rem;
  align-items: start;
}

.cta-text h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-text > p {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.cta-benefits {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cta-benefits li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-muted);
}

.cta-benefits svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

.cta-form {
  padding: 2rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

@media (min-width: 768px) {
  .cta-content {
    grid-template-columns: 1fr 1fr;
  }
  
  .cta-text h2 {
    font-size: 2.5rem;
  }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin: 1rem 0;
  max-width: 280px;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-secondary);
  border-radius: 50%;
  color: var(--color-text-muted);
  transition: all 0.2s ease;
}

.social-links a:hover {
  background: var(--color-accent);
  color: var(--color-bg);
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  margin-bottom: 1rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

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

.contact-info li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.contact-info svg {
  flex-shrink: 0;
  margin-top: 0.25rem;
  color: var(--color-accent);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

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

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}