/* permisdechanger35.fr - Architecte d'intérieur en ligne */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Playfair+Display:wght@400;600;700&display=swap');

:root {
  --primary: #8b6f47;
  --primary-dark: #7a5f39;
  --secondary: #c4a882;
  --accent: #e8d5b7;
  --dark: #1a1a1a;
  --text: #2d2d2d;
  --text-light: #7a7a7a;
  --bg: #faf8f5;
  --white: #ffffff;
  --border: #e8e0d5;
  --sage: #8b9e7a;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; color: var(--text); background: var(--white); line-height: 1.6; }

header { background: var(--white); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 1000; }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { font-family: 'Playfair Display', serif; font-size: 1.3rem; font-weight: 700; color: var(--dark); text-decoration: none; letter-spacing: 0.5px; }
.logo span { color: var(--primary); }
nav { display: flex; gap: 28px; align-items: center; }
nav a { text-decoration: none; color: var(--text-light); font-weight: 500; font-size: 0.88rem; transition: color 0.3s; letter-spacing: 0.3px; }
nav a:hover { color: var(--dark); }
.nav-cta { background: var(--dark); color: var(--white) !important; padding: 11px 24px; border-radius: 4px; font-weight: 600 !important; letter-spacing: 0.5px; font-size: 0.83rem !important; text-transform: uppercase; }
.nav-cta:hover { background: var(--primary) !important; }
.menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 5px; }
.menu-toggle span { display: block; width: 25px; height: 1.5px; background: var(--dark); }

.hero { background: url('../img/hero-interior.jpg') center/cover no-repeat; padding: 100px 20px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(250,248,245,0.92), rgba(250,248,245,0.85) 60%, rgba(232,213,183,0.75)); }
.hero-content { position: relative; max-width: 700px; }
.hero-tag { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 3px; color: var(--primary); margin-bottom: 20px; display: block; }
.hero h1 { font-family: 'Playfair Display', serif; font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 700; color: var(--dark); margin-bottom: 22px; line-height: 1.15; }
.hero p { font-size: 1.1rem; color: var(--text-light); margin-bottom: 40px; max-width: 550px; line-height: 1.8; }
.hero-btns { display: flex; gap: 15px; flex-wrap: wrap; }
.btn-dark { background: var(--dark); color: white; padding: 15px 35px; font-weight: 600; font-size: 0.9rem; text-decoration: none; transition: all 0.3s; display: inline-block; letter-spacing: 0.5px; }
.btn-dark:hover { background: var(--primary); }
.btn-outline-dark { background: transparent; color: var(--dark); padding: 14px 34px; font-weight: 600; font-size: 0.9rem; text-decoration: none; border: 1.5px solid var(--dark); transition: all 0.3s; display: inline-block; }
.btn-outline-dark:hover { background: var(--dark); color: white; }
.hero-stats { display: flex; gap: 40px; margin-top: 60px; flex-wrap: wrap; }
.hero-stat strong { display: block; font-size: 2rem; font-weight: 800; color: var(--dark); font-family: 'Playfair Display', serif; }
.hero-stat span { font-size: 0.83rem; color: var(--text-light); }

section { padding: 85px 20px; }
.container { max-width: 1200px; margin: 0 auto; }
.section-tag { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 3px; color: var(--primary); margin-bottom: 15px; display: block; }
.section-title { font-family: 'Playfair Display', serif; font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; color: var(--dark); margin-bottom: 20px; line-height: 1.2; }
.section-subtitle { font-size: 1rem; color: var(--text-light); max-width: 550px; margin: 0 auto 50px; line-height: 1.8; }
.text-center { text-align: center; }

.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 30px; margin-top: 50px; }
.service-card { background: var(--bg); border-radius: 4px; padding: 35px 30px; border: 1px solid var(--border); transition: all 0.3s; }
.service-card:hover { background: white; box-shadow: 0 8px 40px rgba(139,111,71,0.12); border-color: var(--secondary); }
.service-icon { font-size: 2rem; margin-bottom: 18px; display: block; }
.service-card h3 { font-family: 'Playfair Display', serif; font-size: 1.15rem; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.service-card p { color: var(--text-light); font-size: 0.9rem; line-height: 1.8; }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; margin-top: 50px; }
.portfolio-item { aspect-ratio: 4/3; background: linear-gradient(135deg, var(--accent), var(--secondary)); display: flex; align-items: center; justify-content: center; font-size: 3rem; position: relative; overflow: hidden; }
.portfolio-item::after { content: attr(data-label); position: absolute; bottom: 0; left: 0; right: 0; background: rgba(26,26,26,0.8); color: white; padding: 12px 15px; font-size: 0.8rem; font-weight: 600; text-align: center; transform: translateY(100%); transition: transform 0.3s; }
.portfolio-item:hover::after { transform: translateY(0); }

.process-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; margin-top: 50px; }
.process-step { border-left: 2px solid var(--border); padding-left: 25px; position: relative; }
.process-step::before { content: attr(data-step); position: absolute; left: -20px; top: 0; width: 38px; height: 38px; background: var(--dark); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 0.85rem; }
.process-step h3 { font-weight: 700; color: var(--dark); margin-bottom: 8px; margin-top: 5px; }
.process-step p { color: var(--text-light); font-size: 0.88rem; line-height: 1.7; }

.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 25px; margin-top: 50px; }
.testimonial-card { background: var(--bg); border-radius: 4px; padding: 28px; border: 1px solid var(--border); }
.stars { color: var(--primary); font-size: 1rem; margin-bottom: 12px; letter-spacing: 2px; }
.testimonial-card p { color: var(--text); font-style: italic; margin-bottom: 18px; line-height: 1.7; font-size: 0.93rem; }
.testimonial-author { display: flex; align-items: center; gap: 10px; }
.author-avatar { width: 40px; height: 40px; background: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; font-weight: 700; font-size: 0.9rem; font-family: 'Playfair Display', serif; }
.author-name { font-weight: 700; color: var(--dark); font-size: 0.9rem; }
.author-detail { font-size: 0.78rem; color: var(--text-light); }

.faq-list { max-width: 800px; margin: 50px auto 0; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question { padding: 20px 0; font-weight: 600; color: var(--dark); cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-size: 0.95rem; }
.faq-question::after { content: '+'; font-size: 1.3rem; color: var(--primary); transition: transform 0.3s; }
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer { padding: 0; max-height: 0; overflow: hidden; transition: all 0.3s; color: var(--text-light); font-size: 0.9rem; line-height: 1.8; }
.faq-item.open .faq-answer { max-height: 200px; padding: 0 0 20px; }

.cta-section { background: url('../img/living-room.jpg') center/cover no-repeat; color: white; text-align: center; padding: 90px 20px; position: relative; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: rgba(26,26,26,0.88); }
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2, .cta-section p { position: relative; z-index: 1; }
.cta-section .cta-btns { position: relative; z-index: 1; }
.cta-section h2 { font-family: 'Playfair Display', serif; font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; margin-bottom: 15px; }
.cta-section p { opacity: 0.75; font-size: 1rem; margin-bottom: 35px; }
.cta-btns { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }
.btn-light { background: var(--accent); color: var(--dark); padding: 15px 35px; font-weight: 700; text-decoration: none; transition: all 0.3s; display: inline-block; font-size: 0.9rem; }
.btn-light:hover { background: var(--secondary); }
.btn-outline-light { background: transparent; color: white; padding: 14px 34px; font-weight: 600; text-decoration: none; border: 1.5px solid rgba(255,255,255,0.4); transition: all 0.3s; display: inline-block; font-size: 0.9rem; }
.btn-outline-light:hover { border-color: white; background: rgba(255,255,255,0.05); }

footer { background: var(--dark); border-top: 1px solid rgba(255,255,255,0.08); color: rgba(255,255,255,0.65); padding: 60px 20px 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-logo { font-family: 'Playfair Display', serif; font-size: 1.2rem; font-weight: 700; color: white; margin-bottom: 12px; }
.footer-logo span { color: var(--secondary); }
.footer-desc { font-size: 0.85rem; line-height: 1.8; }
.footer-col h4 { color: white; font-weight: 700; margin-bottom: 15px; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 1.5px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-col ul li a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.85rem; transition: color 0.3s; }
.footer-col ul li a:hover { color: var(--secondary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 22px; display: flex; justify-content: space-between; font-size: 0.8rem; flex-wrap: wrap; gap: 8px; }

.fade-in { opacity: 0; transform: translateY(25px); transition: all 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) { nav { display: none; } nav.open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: white; padding: 20px; border-bottom: 1px solid var(--border); gap: 15px; } .menu-toggle { display: flex; } .portfolio-grid { grid-template-columns: repeat(2,1fr); } .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .portfolio-grid { grid-template-columns: 1fr; } .footer-grid { grid-template-columns: 1fr; } }