/* ============================================================
   CABINET BAALI YOUSSEF — Feuille de style principale
   Couleurs : Bleu #1B4F8A | Orange #F5921E | Blanc #FFFFFF
   ============================================================ */

/* ===== VARIABLES ===== */
:root {
    --blue-dark:    #0D2A4E;
    --blue:         #1B4F8A;
    --blue-mid:     #2E6DB4;
    --blue-light:   #EBF3FC;
    --orange:       #F5921E;
    --orange-dark:  #D47A0E;
    --white:        #FFFFFF;
    --gray-50:      #F8F9FA;
    --gray-200:     #E9ECEF;
    --gray-500:     #6C757D;
    --gray-800:     #343A40;
    --text:         #1A1A2E;

    --font-latin:   'Inter', sans-serif;
    --font-arabic:  'Amiri', serif;

    --shadow-sm:    0 2px 8px  rgba(0,0,0,.08);
    --shadow-md:    0 4px 20px rgba(0,0,0,.12);
    --shadow-lg:    0 8px 40px rgba(0,0,0,.18);

    --radius:       8px;
    --radius-lg:    16px;
    --transition:   all .3s ease;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; }
body  { font-family: var(--font-latin); color: var(--text); background: var(--white); line-height: 1.65; overflow-x: hidden; }
img   { max-width: 100%; height: auto; display: block; }
a     { text-decoration: none; color: inherit; }
ul    { list-style: none; }
button { font-family: inherit; }

/* Arabic RTL */
html[lang="ar"] body { font-family: var(--font-arabic); font-size: 1.05rem; }
html[lang="ar"]      { direction: rtl; }

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

/* ===== SECTION BASE ===== */
section { padding: 90px 0; }

.section-header { text-align: center; margin-bottom: 3.5rem; }

.section-tag {
    display: inline-block;
    background: var(--blue-light);
    color: var(--blue);
    padding: .3rem 1rem;
    border-radius: 20px;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .8px;
    text-transform: uppercase;
    margin-bottom: .65rem;
}

.section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--blue-dark);
    margin-bottom: .75rem;
    letter-spacing: -.3px;
}

.section-header p { color: var(--gray-500); font-size: 1rem; max-width: 580px; margin: 0 auto; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: .85rem 2rem; border-radius: var(--radius);
    font-size: 1rem; font-weight: 600; cursor: pointer;
    transition: var(--transition); border: 2px solid transparent;
    white-space: nowrap;
}
.btn-primary { background: var(--orange); color: var(--white); border-color: var(--orange); }
.btn-primary:hover { background: var(--orange-dark); border-color: var(--orange-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,146,30,.35); }
.btn-outline  { background: transparent; color: var(--white); border-color: rgba(255,255,255,.7); }
.btn-outline:hover { background: var(--white); color: var(--blue); }
.btn-full { width: 100%; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 1rem 0; transition: var(--transition);
}
.navbar.scrolled { background: var(--white); box-shadow: var(--shadow-sm); padding: .65rem 0; }

.nav-inner { display: flex; align-items: center; gap: 1.5rem; }

.nav-brand { display: flex; align-items: center; gap: .75rem; flex-shrink: 0; }
.nav-logo  { height: 48px; width: auto; object-fit: contain; }
.nav-title { display: flex; flex-direction: column; }
.brand-name { font-size: .95rem; font-weight: 700; color: var(--white); transition: var(--transition); line-height: 1.2; }
.brand-sub  { font-size: .68rem; color: rgba(255,255,255,.75); transition: var(--transition); }
.navbar.scrolled .brand-name { color: var(--blue-dark); }
.navbar.scrolled .brand-sub  { color: var(--gray-500); }

.nav-menu { display: flex; align-items: center; gap: .15rem; margin-left: auto; }
html[lang="ar"] .nav-menu { margin-left: 0; margin-right: auto; }

.nav-link {
    padding: .5rem .9rem; color: rgba(255,255,255,.9);
    font-size: .88rem; font-weight: 500; border-radius: var(--radius);
    transition: var(--transition);
}
.nav-link:hover { color: var(--white); background: rgba(255,255,255,.15); }
.navbar.scrolled .nav-link { color: var(--gray-800); }
.navbar.scrolled .nav-link:hover { color: var(--blue); background: var(--blue-light); }

.nav-cta { background: var(--orange); color: var(--white) !important; }
.nav-cta:hover { background: var(--orange-dark) !important; }

.lang-toggle {
    background: none; border: 1px solid rgba(255,255,255,.5);
    border-radius: 20px; padding: .28rem .85rem; cursor: pointer;
    display: flex; align-items: center; gap: .35rem;
    font-size: .82rem; color: var(--white);
    transition: var(--transition); flex-shrink: 0;
}
.navbar.scrolled .lang-toggle { border-color: var(--blue); color: var(--blue); }
.lang-toggle:hover { background: rgba(255,255,255,.12); }
.lang-fr.active, .lang-ar.active { font-weight: 700; color: var(--orange); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: .25rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }
.navbar.scrolled .nav-toggle span { background: var(--blue-dark); }

/* ===== HERO ===== */
.hero {
    min-height: 100vh; position: relative; display: flex; align-items: center;
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 55%, var(--blue-mid) 100%);
    overflow: hidden;
}
/* Topo-grid background pattern */
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        repeating-linear-gradient(0deg,   rgba(255,255,255,.04) 0, rgba(255,255,255,.04) 1px, transparent 1px, transparent 60px),
        repeating-linear-gradient(90deg,  rgba(255,255,255,.04) 0, rgba(255,255,255,.04) 1px, transparent 1px, transparent 60px);
}
.hero-overlay {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at 25% 50%, rgba(245,146,30,.12) 0%, transparent 55%),
                radial-gradient(ellipse at 75% 80%, rgba(13,42,78,.4)    0%, transparent 50%);
}
.hero-content {
    position: relative; z-index: 2;
    text-align: center; padding: 130px 1.5rem 90px;
    display: flex; flex-direction: column; align-items: center;
}
.hero-logo {
    width: 160px; height: 160px; object-fit: contain; margin: 0 auto 2rem;
    filter: drop-shadow(0 8px 24px rgba(0,0,0,.35));
    animation: float 7s ease-in-out infinite;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }

.hero-title   { font-size: clamp(2rem,5vw,3.5rem); font-weight: 800; color: var(--white); margin-bottom: 1rem; letter-spacing: -.5px; }
.hero-subtitle{ font-size: clamp(.95rem,2.2vw,1.2rem); color: var(--orange); font-weight: 600; margin-bottom: .65rem; }
.hero-tagline { font-size: clamp(.88rem,1.8vw,1rem); color: rgba(255,255,255,.8); margin-bottom: 2rem; max-width: 560px; }

.hero-badges  { display: flex; justify-content: center; gap: .65rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.badge {
    background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.3);
    color: var(--white); padding: .35rem 1rem; border-radius: 20px;
    font-size: .82rem; font-weight: 500; backdrop-filter: blur(4px);
}
.hero-cta { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }

/* Scroll hint */
.hero-scroll  { position: absolute; bottom: 1.75rem; left: 50%; transform: translateX(-50%); z-index: 2; }
.hero-scroll span {
    display: block; width: 24px; height: 40px;
    border: 2px solid rgba(255,255,255,.45); border-radius: 12px; position: relative;
}
.hero-scroll span::after {
    content: ''; position: absolute; top: 6px; left: 50%; transform: translateX(-50%);
    width: 4px; height: 8px; background: var(--white); border-radius: 2px;
    animation: scrollHint 2s ease-in-out infinite;
}
@keyframes scrollHint { 0%,100%{opacity:1;transform:translateX(-50%) translateY(0)} 80%{opacity:0;transform:translateX(-50%) translateY(14px)} }

/* ===== STATS BAR ===== */
.stats-bar { background: var(--blue-dark); padding: 50px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 2rem; text-align: center; }
.stat-item { color: var(--white); }
.stat-number { font-size: 2.5rem; font-weight: 800; color: var(--orange); display: inline; }
.stat-suffix { font-size: 2rem; font-weight: 700; color: var(--orange); }
.stat-label  { display: block; font-size: .85rem; color: rgba(255,255,255,.65); margin-top: .3rem; }

/* ===== SERVICES ===== */
.services { background: var(--gray-50); }
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }

.service-card {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 2rem; box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: var(--transition); display: flex; flex-direction: column;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--blue-light); }

.service-icon {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, var(--blue), var(--blue-mid));
    border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
    margin-bottom: 1.25rem;
}
.service-icon i { font-size: 1.4rem; color: var(--white); }

.service-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--blue-dark); margin-bottom: .65rem; }
.service-card p  { font-size: .88rem; color: var(--gray-500); line-height: 1.75; flex: 1; margin-bottom: 1.1rem; }

.service-link { color: var(--orange); font-weight: 600; font-size: .88rem; transition: var(--transition); }
.service-link:hover { color: var(--orange-dark); letter-spacing: .3px; }

/* ===== ABOUT ===== */
.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 5rem; align-items: center; }

.about-visual { text-align: center; }
.about-logo-large {
    width: 100%; max-width: 300px; object-fit: contain;
    margin: 0 auto 2rem;
    filter: drop-shadow(0 8px 24px rgba(27,79,138,.2));
}
.credentials { display: flex; flex-direction: column; gap: .75rem; }
.credential-item {
    display: flex; align-items: center; gap: .75rem;
    background: var(--blue-light); padding: .75rem 1rem;
    border-radius: var(--radius); font-weight: 600;
    color: var(--blue-dark); font-size: .88rem;
}
.credential-item i { color: var(--orange); font-size: 1rem; flex-shrink: 0; }

.about-content h2 { font-size: clamp(1.5rem,3vw,2.1rem); font-weight: 800; color: var(--blue-dark); margin: .5rem 0 1.25rem; }
.about-content p  { color: var(--gray-500); margin-bottom: .9rem; line-height: 1.8; font-size: .95rem; }

.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: .65rem; margin-top: 1.5rem; }
.feature-item   { display: flex; align-items: center; gap: .5rem; font-size: .88rem; font-weight: 500; color: var(--gray-800); }
.feature-item i { color: var(--orange); font-size: .95rem; flex-shrink: 0; }

/* ===== PORTFOLIO ===== */
.portfolio { background: var(--gray-50); }

.portfolio-filters { display: flex; justify-content: center; gap: .65rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.filter-btn {
    padding: .5rem 1.25rem; border: 2px solid var(--gray-200);
    border-radius: 20px; background: var(--white);
    color: var(--gray-500); font-size: .88rem; font-weight: 500; cursor: pointer;
    transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active { background: var(--blue); border-color: var(--blue); color: var(--white); }

.portfolio-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }

.portfolio-card {
    background: var(--white); border-radius: var(--radius-lg);
    overflow: hidden; box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.portfolio-card.hidden { display: none; }

.portfolio-img {
    height: 190px; display: flex; align-items: center; justify-content: center;
}
.portfolio-img i { font-size: 3rem; color: rgba(255,255,255,.4); }
.pi-blue   { background: linear-gradient(135deg, var(--blue),     var(--blue-dark)); }
.pi-dark   { background: linear-gradient(135deg, var(--blue-dark), #060f1a); }
.pi-orange { background: linear-gradient(135deg, var(--orange),    var(--orange-dark)); }

.portfolio-info { padding: 1.25rem; }
.portfolio-cat  {
    display: inline-block; background: var(--blue-light); color: var(--blue);
    padding: .2rem .7rem; border-radius: 20px; font-size: .72rem;
    font-weight: 700; text-transform: uppercase; margin-bottom: .5rem;
}
.portfolio-info h3 { font-size: .95rem; font-weight: 700; color: var(--blue-dark); margin-bottom: .3rem; }
.portfolio-info p  { font-size: .82rem; color: var(--gray-500); display: flex; align-items: center; gap: .35rem; }
.portfolio-info p i { color: var(--orange); font-size: .75rem; }

/* ===== CLIENTS ===== */
.clients { background: var(--white); padding: 70px 0; }
.clients-grid {
    display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center;
}
.client-badge {
    background: var(--blue-light); color: var(--blue-dark);
    padding: .6rem 1.4rem; border-radius: 30px;
    font-size: .88rem; font-weight: 600;
    border: 1.5px solid rgba(27,79,138,.15);
    transition: var(--transition);
}
.client-badge:hover {
    background: var(--blue); color: var(--white);
    transform: translateY(-2px); box-shadow: var(--shadow-sm);
}

/* ===== CONTACT ===== */
.contact { background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 4rem; align-items: start; }

.contact-info h3 { font-size: 1.2rem; font-weight: 700; color: var(--blue-dark); margin-bottom: 1.5rem; }
.info-items { display: flex; flex-direction: column; gap: 1.1rem; margin-bottom: 2rem; }

.info-item { display: flex; align-items: flex-start; gap: 1rem; }
.info-icon {
    width: 42px; height: 42px; flex-shrink: 0;
    background: var(--blue-light); color: var(--blue);
    border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
    font-size: .95rem;
}
.info-item div { display: flex; flex-direction: column; }
.info-item strong { font-size: .75rem; text-transform: uppercase; letter-spacing: .5px; color: var(--gray-500); margin-bottom: .1rem; }
.info-item span  { color: var(--blue-dark); font-weight: 500; font-size: .92rem; }

.social-links { display: flex; gap: .65rem; }
.social-link {
    width: 40px; height: 40px; background: var(--blue-light); color: var(--blue);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1rem; transition: var(--transition);
}
.social-link:hover { background: var(--blue); color: var(--white); transform: translateY(-2px); }

/* Form */
.contact-form { background: var(--gray-50); padding: 2rem; border-radius: var(--radius-lg); }

.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.15rem; }
.form-group label {
    display: block; font-size: .82rem; font-weight: 600;
    color: var(--blue-dark); margin-bottom: .4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: .75rem 1rem;
    border: 1.5px solid var(--gray-200); border-radius: var(--radius);
    font-size: .93rem; font-family: inherit;
    background: var(--white); color: var(--text);
    transition: var(--transition); outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(27,79,138,.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }

.form-note { font-size: .78rem; color: var(--gray-500); text-align: center; margin-top: .75rem; }

.form-success {
    display: none; align-items: center; gap: .6rem;
    background: #d4edda; color: #155724;
    padding: 1rem 1.25rem; border-radius: var(--radius);
    margin-top: 1rem; font-weight: 500; font-size: .9rem;
}
.form-success.show { display: flex; }
.form-success i { font-size: 1.2rem; flex-shrink: 0; }

/* ===== FOOTER ===== */
.footer { background: var(--blue-dark); color: rgba(255,255,255,.75); padding: 60px 0 0; }

.footer-grid {
    display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 3rem; padding-bottom: 2.5rem;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-logo {
    height: 80px; width: auto; object-fit: contain;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1); opacity: .9;
}
.footer-brand p { font-size: .88rem; line-height: 1.75; }

.footer h4 { color: var(--white); font-size: .95rem; font-weight: 700; margin-bottom: 1rem; }
.footer-col li, .footer-col li a { font-size: .88rem; margin-bottom: .45rem; transition: var(--transition); display: block; }
.footer-col li:hover, .footer-col li a:hover { color: var(--orange); }

.footer-col p { display: flex; align-items: center; gap: .55rem; font-size: .88rem; margin-bottom: .45rem; }
.footer-col p i { color: var(--orange); width: 14px; }

.footer-bottom { padding: 1.25rem 0; text-align: center; }
.footer-bottom p { font-size: .82rem; color: rgba(255,255,255,.4); }

/* ===== FADE-IN ANIMATION ===== */
.fade-in { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid   { grid-template-columns: repeat(2,1fr); }
    .about-grid      { grid-template-columns: 1fr; gap: 3rem; }
    .about-visual    { order: -1; }
    .about-logo-large{ max-width: 240px; }
    .footer-grid     { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
    section { padding: 65px 0; }

    /* Mobile nav */
    .nav-toggle { display: flex; }
    .nav-menu {
        position: fixed; top: 0; right: -100%; height: 100vh; width: 280px;
        background: var(--white); flex-direction: column; justify-content: center;
        padding: 2rem; gap: .4rem; box-shadow: var(--shadow-lg);
        transition: right .3s ease; margin-left: 0; z-index: 999;
    }
    html[lang="ar"] .nav-menu { right: auto; left: -100%; transition: left .3s ease; }
    html[lang="ar"] .nav-menu.open { left: 0; }
    .nav-menu.open { right: 0; }
    .nav-link { color: var(--gray-800) !important; font-size: 1rem; padding: .75rem 1rem; }

    .stats-grid      { grid-template-columns: repeat(2,1fr); }
    .services-grid   { grid-template-columns: 1fr; }
    .portfolio-grid  { grid-template-columns: repeat(2,1fr); }
    .contact-grid    { grid-template-columns: 1fr; gap: 2.5rem; }
    .form-row        { grid-template-columns: 1fr; }
    .about-features  { grid-template-columns: 1fr; }
    .footer-grid     { grid-template-columns: 1fr; gap: 1.5rem; }
    .hero-cta        { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
    .portfolio-grid { grid-template-columns: 1fr; }
    .container { padding: 0 1rem; }
    .contact-form { padding: 1.25rem; }
}