@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  /* Colors from logo */
  --blue-primary: #0598CE;
  --blue-grad-start: #07AADF;
  --blue-grad-end: #0480B0;
  --blue-soft: #F0FAFF;
  --blue-accent: #E8F6FD;
  --white: #FFFFFF;
  --slate: #0D0D0D;
  --pierre: #6B6B6B;
  --smoke: #F5F5F5;
  --border: rgba(232, 232, 232, 0.6);
  --sh-premium: 0 10px 30px rgba(5, 152, 206, 0.05);
  
  /* Layout tokens */
  --r-btn: 10px;
  --r-card: 20px;
  --font-main: 'Outfit', sans-serif;
  --transition: all 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  
  /* Responsive Containers */
  --container-pad: clamp(1.5rem, 5vw, 6rem);
  --section-v-pad: clamp(4rem, 10vh, 8rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--white);
  color: var(--slate);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.6;
  user-select: none;
  -webkit-user-select: none;
}

input, textarea {
  user-select: auto;
  -webkit-user-select: auto;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--white);
}

::-webkit-scrollbar-thumb {
  background: var(--blue-accent);
  border-radius: 10px;
  border: 3px solid var(--white);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--blue-primary);
}

/* Scroll Progress Bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(to right, var(--blue-grad-start), var(--blue-grad-end));
  z-index: 2000;
  width: 0%;
}

/* Background elements */
.bg-blob {
  position: fixed;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(7, 170, 223, 0.08) 0%, rgba(4, 128, 176, 0) 70%);
  border-radius: 50%;
  z-index: -1;
  filter: blur(100px);
}

.bg-blob-1 { top: -200px; right: -200px; }
.bg-blob-2 { bottom: -200px; left: -200px; }

/* Navigation */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 6%;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(20px);
  background: rgba(255, 255, 255, 0.7);
  border-bottom: 1px solid var(--border);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  font-weight: 700;
  font-size: 22px;
  color: var(--slate);
  letter-spacing: -0.5px;
}

.logo-container img {
  height: 42px;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a:not(.btn-login) {
  text-decoration: none;
  color: var(--pierre);
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover { color: var(--blue-primary); }

.btn-login:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  color: var(--slate);
  z-index: 1001;
  transition: var(--transition);
}

.menu-toggle svg line {
  transition: var(--transition);
  transform-origin: center;
}

.menu-toggle.active svg line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.active svg line:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active svg line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: #FFF;
    flex-direction: column;
    justify-content: center;
    gap: 40px;
    padding: 60px;
    transition: 0.4s ease-in-out;
    box-shadow: -10px 0 30px rgba(0,0,0,0.05);
    z-index: 1000;
  }

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

  .nav-links a {
    font-size: 20px;
    font-weight: 600;
  }
}

/* Hero Section */
header {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 160px 24px 80px;
}

.cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
}

@media (max-width: 600px) {
  .cta-group {
    flex-direction: column;
    width: 100%;
    max-width: 400px;
  }
}

.hero-tag {
  background: var(--blue-accent);
  color: var(--blue-primary);
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 32px;
  display: inline-block;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  max-width: 1000px;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1.5px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--blue-grad-start) 0%, var(--blue-grad-end) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--pierre);
  max-width: 700px;
  margin: 0 auto 48px;
  font-weight: 400;
}

.btn-devis {
  padding: 16px 32px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-devis.btn-mail {
  background: linear-gradient(135deg, var(--blue-grad-start) 0%, var(--blue-grad-end) 100%);
  color: var(--white);
  box-shadow: 0 15px 35px rgba(5, 152, 206, 0.25);
}

.btn-devis.btn-mail:hover {
  transform: translateY(-5px);
  box-shadow: 0 25px 50px rgba(5, 152, 206, 0.35);
}

.btn-devis.btn-tel {
  background: var(--white);
  color: var(--slate);
  border: 1px solid var(--border);
  box-shadow: var(--sh-premium);
}

.btn-devis.btn-tel:hover {
  transform: translateY(-5px);
  background: var(--smoke);
  border-color: var(--blue-primary);
}

@media (max-width: 600px) {
  .btn-devis {
    width: 100%;
  }
}

/* Notre Vision - 3 Piliers */
.about {
  padding: var(--section-v-pad) var(--container-pad);
  background: var(--white);
  text-align: center;
}

.vision-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.vision-item {
  padding: 40px;
  border-radius: var(--r-card);
  transition: var(--transition);
  background: var(--blue-soft);
  text-align: left;
}

.vision-item:hover { transform: translateY(-10px); background: #FFF; box-shadow: var(--sh-premium); }

.vision-item .p-icon {
  margin-bottom: 24px;
}

.vision-item h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--slate);
}

.vision-item p {
  font-size: 15px;
  color: var(--pierre);
  line-height: 1.7;
}

/* Pricing / Formulas Grid */
.pricing {
  padding: var(--section-v-pad) var(--container-pad);
  background: var(--smoke);
}

.section-head {
  text-align: center;
  margin-bottom: 60px;
}

.section-head h2 { 
  font-size: clamp(1.8rem, 4vw, 2.5rem); 
  letter-spacing: -1px; 
  margin-bottom: 12px; 
}
.section-head p { 
  color: var(--pierre); 
  font-size: 16px; 
  max-width: 600px;
  margin: 0 auto;
}

/* Features Clean Layout */
.features-clean {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 0;
}

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

.f-item .p-icon {
  margin: 0 auto 24px;
  background: var(--blue-soft);
  color: var(--blue-primary);
  width: 56px;
  height: 56px;
  border-radius: 14px;
}

.f-item h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.f-item p {
  font-size: 15px;
  color: var(--pierre);
  line-height: 1.6;
}

.pricing-grid {
  display: flex;
  gap: 32px;
  overflow-x: auto;
  padding: 20px 0 60px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  justify-content: center;
}
@media (max-width: 1200px) {
  .pricing-grid { justify-content: flex-start; }
}

.p-card {
  flex: 0 0 340px;
  min-height: 540px;
  padding: 32px;
  background: #FFF;
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Category Toggle */
.pricing-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 12px 24px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--pierre);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn.active.web {
  background: var(--blue-primary);
  color: #FFF;
  border-color: var(--blue-primary);
}

.tab-btn.active.pink {
  background: #FF69B4;
  color: #FFF;
  border-color: #FF69B4;
}

.pricing-section {
  display: none;
}

.pricing-section.active {
  display: block;
}

.p-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--sh-premium);
}

.p-card.pink {
  border-color: rgba(255, 105, 180, 0.4);
}

.p-card.pink .p-price { color: #FF69B4; }
.p-card.pink .p-features li::before { color: #FF69B4; }
.p-card.pink .btn-p { background: #FF69B4 !important; color: #FFF; }
.p-card.pink .p-badge { background: #FF69B4; }

.p-card.blue {
  border-color: rgba(5, 152, 206, 0.4);
}

.p-card.blue .p-price { color: var(--blue-primary); }
.p-card.blue .p-features li::before { color: var(--blue-primary); }
.p-card.blue .btn-p { background: var(--blue-primary); color: #FFF; }
.p-card.blue .p-badge { background: var(--blue-primary); }

.p-badge {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue-primary);
  color: #FFF;
  padding: 8px 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 0 0 12px 12px;
  letter-spacing: 1px;
}

.p-icon {
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--blue-primary);
  background: var(--blue-accent);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
}

.p-name { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.p-desc { font-size: 14px; color: var(--pierre); margin-bottom: 24px; }
.p-price { font-size: 32px; font-weight: 700; margin-bottom: 24px; color: var(--slate); }
.p-price span { font-size: 16px; font-weight: 400; color: var(--pierre); }

.p-features {
  list-style: none;
  margin-bottom: 40px;
  flex-grow: 1;
}

.p-features li {
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--pierre);
  display: flex;
  align-items: center;
  gap: 10px;
}

.p-features li::before {
  content: '✓';
  color: var(--blue-primary);
  font-weight: 700;
}

.btn-p {
  display: block;
  text-align: center;
  padding: 16px;
  background: var(--smoke);
  color: var(--slate);
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.p-card.popular .btn-p { background: var(--blue-primary); color: #FFF; }

.p-card:hover .btn-p { transform: translateY(-3px); }

/* Process Section */
.process { background: var(--smoke); padding: var(--section-v-pad) var(--container-pad); }

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
}

.step { position: relative; text-align: left; }
.step-num { 
  font-size: 48px; 
  font-weight: 800; 
  color: var(--blue-primary);
  opacity: 0.15;
  line-height: 1;
  margin-bottom: 24px;
}

.step h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.step p { font-size: 15px; color: var(--pierre); }

/* FAQ Section */
.faq { padding: var(--section-v-pad) var(--container-pad); max-width: 900px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: 18px;
  font-weight: 600;
  transition: var(--transition);
}

.faq-question:hover { color: var(--blue-primary); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: var(--transition);
  color: var(--pierre);
  font-size: 16px;
  margin-top: 0;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  margin-top: 16px;
}

.faq-icon {
  transition: var(--transition);
}

.faq-item.active .faq-icon { transform: rotate(45deg); }

/* Footer */
footer {
  background: var(--slate);
  color: #FFF;
  padding: var(--section-v-pad) var(--container-pad) 40px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 80px;
}

.footer-logo { font-size: 24px; font-weight: 700; margin-bottom: 24px; display: block; }

.f-links h4 { font-size: 16px; margin-bottom: 24px; font-weight: 600; opacity: 0.6; }
.f-links ul { list-style: none; }
.f-links li { margin-bottom: 12px; }
.f-links a { color: #FFF; text-decoration: none; font-size: 14px; opacity: 0.8; transition: var(--transition); }
.f-links a:hover { opacity: 1; color: var(--blue-primary); }

.footer-bottom {
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  opacity: 0.5;
}

@media (max-width: 992px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .process-grid { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; }
}

/* Animation Utils */
.animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Responsive (Tablette & Mobile) */
@media (max-width: 1200px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  nav { padding: 16px 24px; }
  .logo-container { font-size: 20px; }
  .logo-container img { height: 32px; }
  
  header { padding: 120px 24px 60px; }
  h1 { letter-spacing: -1px; }
  
  .section-head h2 { font-size: 28px; }
  
  .pricing-grid {
    display: flex;
    flex-direction: column;
    padding: 0;
    gap: 20px;
  }
  
  .p-card {
    flex: 1;
    min-height: auto;
  }
}

/* Login Page Specifics */
.login-container {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
  position: relative;
  z-index: 10;
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  padding: 48px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.login-header { margin-bottom: 40px; }
.login-header h2 { font-size: 32px; font-weight: 700; margin-bottom: 12px; letter-spacing: -1.5px; }
.login-header p { color: var(--pierre); font-size: 15px; }

.form-group { margin-bottom: 24px; text-align: left; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 8px; color: var(--slate); }

.form-input {
  width: 100%;
  padding: 16px;
  background: #FFF;
  border: 1px solid var(--border);
  border-radius: 14px;
  font-family: var(--font-main);
  font-size: 15px;
  transition: var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 4px rgba(5, 152, 206, 0.1);
}

.btn-login-submit {
  width: 100%;
  padding: 18px;
  background: var(--slate);
  color: #FFF;
  border: none;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 10px;
}

.btn-login-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.login-footer {
  margin-top: 32px;
  font-size: 14px;
  color: var(--pierre);
}

.login-footer a { color: var(--blue-primary); text-decoration: none; font-weight: 600; }

.btn-back-home {
  position: absolute;
  top: 40px;
  left: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 600;
  color: var(--slate);
  font-size: 14px;
  transition: var(--transition);
  z-index: 100;
}

.btn-back-home:hover { transform: translateX(-5px); }

@media (max-width: 768px) {
  .login-card { padding: 40px 24px; }
  .btn-back-home { top: 24px; left: 24px; }
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--blue-grad-start), var(--blue-grad-end));
  color: white;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 10px 20px rgba(5, 152, 206, 0.2);
  z-index: 1000;
}

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

.back-to-top:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 15px 30px rgba(5, 152, 206, 0.3);
}

/* Call Info Popup (Desktop) */
.call-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: var(--white);
  padding: 32px;
  border-radius: 24px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.15);
  z-index: 4000;
  text-align: center;
  width: 90%;
  max-width: 400px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  border: 1px solid var(--border);
}

.call-popup.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.call-popup h3 { font-size: 22px; margin-bottom: 24px; color: var(--slate); }

.phone-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px;
  background: var(--smoke);
  border-radius: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--blue-primary);
  margin-bottom: 24px;
  border: 1px solid var(--border);
}

.call-popup .btn-close-popup {
  width: 100%;
  padding: 14px;
  background: var(--slate);
  color: #FFF;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.call-popup .btn-close-popup:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(0,0,0,0.1); }

.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(8px);
  z-index: 3999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.popup-overlay.active { opacity: 1; visibility: visible; }