/* ===== DESIGN TOKENS ===== */
:root {
    --blue-deep: #0e4576;
    --blue-medium: #0d5a9e;
    --blue-action: #0ba1e8;
    --green-brand: #2fcb4a;
    --green-dark: #1da83a;
    --bg-page: #f8f9fb;
    --bg-white: #ffffff;
    --bg-alt: #f1f3f7;
    --border-light: #e2e6ed;
    --border-medium: #cdd3de;
    --text-primary: #1a2332;
    --text-secondary: #4a5568;
    --text-tertiary: #7a8599;
    --text-on-dark: #ffffff;
    --text-on-dark-muted: #b8c5d6;
    --shadow-sm: 0 1px 3px rgba(14,69,118,0.06);
    --shadow-md: 0 4px 16px rgba(14,69,118,0.08);
    --shadow-lg: 0 8px 32px rgba(14,69,118,0.1);
    --shadow-card: 0 2px 8px rgba(14,69,118,0.05);
    --section-py: 96px;
    --section-px: 24px;
    --container-max: 1140px;
    --font: 'Alexandria', sans-serif;
}

/* ===== RESET ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg-page);color:var(--text-primary);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font-family:inherit;border:none;cursor:pointer;background:none}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar{width:7px}
::-webkit-scrollbar-track{background:var(--bg-page)}
::-webkit-scrollbar-thumb{background:var(--border-medium);border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:var(--blue-deep)}

/* ===== UTILITIES ===== */
.container{max-width:var(--container-max);margin:0 auto;padding-left:var(--section-px);padding-right:var(--section-px)}
.section-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--blue-action);letter-spacing:0.03em;margin-bottom:12px;text-transform:uppercase}
.section-label::before{content:'';width:24px;height:2px;background:var(--blue-action);border-radius:1px}
.section-title{font-size:clamp(28px,4vw,38px);font-weight:800;color:var(--blue-deep);line-height:1.3;margin-bottom:16px}
.section-desc{font-size:16px;color:var(--text-secondary);max-width:560px;line-height:1.8}
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease,transform 0.6s ease}
.reveal.is-visible{opacity:1;transform:translateY(0)}

/* ===== NAVBAR ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);transition:box-shadow 0.3s}
.navbar.scrolled{box-shadow:var(--shadow-md)}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.navbar-logo{display:flex;align-items:center;gap:12px}
.navbar-logo img{width:40px;height:40px;object-fit:contain}
.navbar-logo-text .brand-ar{font-size:18px;font-weight:700;color:var(--blue-deep);line-height:1.2}
.navbar-logo-text .brand-en{font-size:10px;font-weight:600;color:var(--text-tertiary);letter-spacing:0.15em;text-transform:uppercase}
.navbar-links{display:flex;align-items:center;gap:32px}
.navbar-links a{font-size:14px;font-weight:500;color:var(--text-secondary);transition:color 0.2s}
.navbar-links a:hover{color:var(--blue-deep)}
.navbar-cta{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;background:var(--blue-deep);color:var(--text-on-dark);font-size:14px;font-weight:600;border-radius:6px;transition:background 0.2s,transform 0.15s}
.navbar-cta:hover{background:var(--blue-medium);transform:translateY(-1px)}
.navbar-mobile-toggle{display:none;font-size:24px;color:var(--blue-deep)}
.mobile-menu{display:none;position:fixed;top:72px;left:0;right:0;background:var(--bg-white);border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-lg);padding:24px;z-index:99}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:14px 0;font-size:16px;font-weight:500;color:var(--text-primary);border-bottom:1px solid var(--border-light)}
.mobile-menu a:last-child{border-bottom:none}
.mobile-menu .mobile-cta{display:block;margin-top:16px;padding:14px;text-align:center;background:var(--blue-deep);color:var(--text-on-dark);font-weight:600;border-radius:6px;border-bottom:none}

/* ===== HERO ===== */
.hero{padding-top:140px;padding-bottom:var(--section-py);background:var(--bg-white);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(90deg,transparent 49.5%,var(--border-light) 49.5%,var(--border-light) 50.5%,transparent 50.5%),linear-gradient(0deg,transparent 49.5%,var(--border-light) 49.5%,var(--border-light) 50.5%,transparent 50.5%);background-size:80px 80px;opacity:0.35;pointer-events:none}
.hero::after{content:'';position:absolute;top:0;right:0;width:4px;height:200px;background:linear-gradient(to bottom,var(--blue-action),transparent);pointer-events:none}
.hero-inner{position:relative;z-index:1;display:flex;align-items:center;gap:64px}
.hero-content{flex:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;background:var(--bg-alt);border:1px solid var(--border-light);border-radius:4px;font-size:12px;font-weight:600;color:var(--text-tertiary);margin-bottom:28px}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--green-brand)}
.hero-title{font-size:clamp(32px,5vw,52px);font-weight:800;color:var(--blue-deep);line-height:1.25;margin-bottom:20px}
.hero-title .accent{color:var(--green-brand)}
.hero-subtitle{font-size:18px;color:var(--text-secondary);line-height:1.8;margin-bottom:36px;max-width:520px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:var(--green-brand);color:var(--text-on-dark);font-size:15px;font-weight:700;border-radius:6px;transition:background 0.2s,transform 0.15s}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-1px)}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:transparent;color:var(--blue-deep);font-size:15px;font-weight:600;border:2px solid var(--border-medium);border-radius:6px;transition:border-color 0.2s,background 0.2s}
.btn-secondary:hover{border-color:var(--blue-deep);background:rgba(14,69,118,0.03)}

/* Hero diagram */
.hero-visual{flex:0 0 420px;position:relative}
.hero-diagram{width:100%;aspect-ratio:1;position:relative}
.hero-diagram .node{position:absolute;background:var(--bg-white);border:2px solid var(--border-light);border-radius:12px;padding:18px;display:flex;align-items:center;gap:12px;box-shadow:var(--shadow-card);transition:border-color 0.3s,box-shadow 0.3s}
.hero-diagram .node:hover{border-color:var(--blue-action);box-shadow:var(--shadow-md)}
.hero-diagram .node-icon{width:40px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.hero-diagram .node-label{font-size:13px;font-weight:600;color:var(--blue-deep);white-space:nowrap}
.hero-diagram .node-sub{font-size:11px;color:var(--text-tertiary)}
.hero-diagram .node-1{top:8%;right:15%}
.hero-diagram .node-2{top:40%;right:55%}
.hero-diagram .node-3{bottom:18%;right:10%}
.hero-diagram .node-4{bottom:5%;right:50%}
.hero-diagram .connections{position:absolute;inset:0;z-index:-1}
.hero-diagram .connections line{stroke:var(--border-medium);stroke-width:1.5;stroke-dasharray:6 4}
.hero-diagram .hub{position:absolute;top:50%;right:35%;transform:translate(50%,-50%);width:64px;height:64px;border-radius:50%;background:var(--blue-deep);display:flex;align-items:center;justify-content:center;z-index:2;box-shadow:0 0 0 8px rgba(14,69,118,0.1),0 0 0 16px rgba(14,69,118,0.04)}
.hero-diagram .hub img{width:34px;height:34px;filter:brightness(0) invert(1)}

/* ===== SYSTEMS GRID ===== */
.systems{padding:var(--section-py) 0;background:var(--bg-alt)}
.systems-header{text-align:center;margin-bottom:56px}
.systems-header .section-desc{margin:0 auto}
.systems-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.system-card{background:var(--bg-white);border:1px solid var(--border-light);border-radius:10px;padding:32px 28px;transition:border-color 0.25s,box-shadow 0.25s,transform 0.25s}
.system-card:hover{border-color:var(--blue-action);box-shadow:var(--shadow-md);transform:translateY(-3px)}
.system-card-icon{width:48px;height:48px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:20px}
.system-card-icon.blue{background:rgba(14,69,118,0.08);color:var(--blue-deep)}
.system-card-icon.green{background:rgba(47,203,74,0.1);color:var(--green-dark)}
.system-card-icon.cyan{background:rgba(11,161,232,0.08);color:var(--blue-action)}
.system-card h3{font-size:17px;font-weight:700;color:var(--blue-deep);margin-bottom:8px}
.system-card p{font-size:14px;color:var(--text-secondary);line-height:1.7}
.system-card .card-meta{font-size:12px;color:var(--text-tertiary);margin-top:14px;padding-top:14px;border-top:1px solid var(--border-light);display:flex;flex-direction:column;gap:4px}
.system-card .card-meta span{display:flex;align-items:center;gap:6px}
.system-card .card-meta i{font-size:10px;color:var(--blue-action)}

/* ===== TRANSFORMATION (Before/After) ===== */
.transformation{padding:var(--section-py) 0;background:var(--bg-white)}
.transform-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:32px;align-items:start;margin-top:48px}
.transform-col{background:var(--bg-white);border:1px solid var(--border-light);border-radius:10px;padding:32px}
.transform-col.before{border-color:#e8c4c4}
.transform-col.after{border-color:#b8e6c4}
.transform-col-header{display:flex;align-items:center;gap:10px;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border-light)}
.transform-col-header i{font-size:20px}
.transform-col-header h3{font-size:18px;font-weight:700;color:var(--blue-deep)}
.transform-col.before .transform-col-header i{color:#c0392b}
.transform-col.after .transform-col-header i{color:var(--green-brand)}
.transform-list{display:flex;flex-direction:column;gap:16px}
.transform-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-secondary);line-height:1.6}
.transform-list li i{margin-top:4px;font-size:12px;flex-shrink:0}
.transform-col.before .transform-list li i{color:#c0392b}
.transform-col.after .transform-list li i{color:var(--green-brand)}
.transform-arrow{display:flex;align-items:center;justify-content:center;padding-top:60px}
.transform-arrow i{font-size:32px;color:var(--border-medium)}

/* ===== THINKING SECTION ===== */
.thinking{padding:var(--section-py) 0;background:var(--bg-alt)}
.thinking-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.thinking-card{padding:32px;border-right:3px solid var(--blue-deep);background:var(--bg-white);border-radius:0 10px 10px 0}
.thinking-card .thinking-num{font-size:32px;font-weight:800;color:rgba(14,69,118,0.1);margin-bottom:12px}
.thinking-card h3{font-size:16px;font-weight:700;color:var(--blue-deep);margin-bottom:10px}
.thinking-card p{font-size:14px;color:var(--text-secondary);line-height:1.7}

/* ===== PROCESS ===== */
.process{padding:var(--section-py) 0;background:var(--bg-white)}
.process-header{margin-bottom:56px}
.process-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.process-timeline::before{content:'';position:absolute;top:32px;right:32px;left:32px;height:2px;background:var(--border-light);z-index:0}
.process-step{text-align:center;position:relative;z-index:1;padding:0 16px}
.process-step-number{width:64px;height:64px;border-radius:50%;background:var(--bg-white);border:2px solid var(--border-light);display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:22px;font-weight:800;color:var(--blue-deep);transition:background 0.3s,color 0.3s,border-color 0.3s}
.process-step:hover .process-step-number{background:var(--blue-deep);color:var(--text-on-dark);border-color:var(--blue-deep)}
.process-step h3{font-size:15px;font-weight:700;color:var(--blue-deep);margin-bottom:8px}
.process-step p{font-size:13px;color:var(--text-secondary);line-height:1.7}

/* ===== INTEGRATION SECTION ===== */
.integration{padding:var(--section-py) 0;background:var(--blue-deep);color:var(--text-on-dark)}
.integration-inner{display:flex;gap:56px;align-items:center}
.integration-content{flex:1}
.integration-content .section-label{color:var(--green-brand)}
.integration-content .section-label::before{background:var(--green-brand)}
.integration-content .section-title{color:var(--text-on-dark)}
.integration-content .section-desc{color:var(--text-on-dark-muted)}
.integration-points{display:flex;flex-direction:column;gap:20px;margin-top:28px}
.integration-point{display:flex;gap:16px;align-items:flex-start}
.integration-point-icon{width:40px;height:40px;border-radius:8px;background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--green-brand);font-size:16px}
.integration-point h4{font-size:15px;font-weight:700;color:var(--text-on-dark);margin-bottom:4px}
.integration-point p{font-size:13px;color:var(--text-on-dark-muted);line-height:1.6}
.integration-visual{flex:0 0 360px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.integ-node{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:10px;padding:20px;text-align:center}
.integ-node i{font-size:24px;color:var(--green-brand);margin-bottom:8px}
.integ-node span{display:block;font-size:12px;color:var(--text-on-dark-muted);font-weight:500}
.integ-hub{grid-column:1/-1;background:rgba(47,203,74,0.1);border-color:rgba(47,203,74,0.2)}
.integ-hub span{color:var(--text-on-dark);font-weight:700}

/* ===== CREDIBILITY ===== */
.credibility{padding:var(--section-py) 0;background:var(--bg-white)}
.credibility-header{text-align:center;margin-bottom:48px}
.credibility-header .section-desc{margin:0 auto}
.credibility-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cred-card{padding:28px;border:1px solid var(--border-light);border-radius:10px;text-align:center}
.cred-card i{font-size:28px;color:var(--blue-deep);margin-bottom:16px}
.cred-card h3{font-size:15px;font-weight:700;color:var(--blue-deep);margin-bottom:8px}
.cred-card p{font-size:13px;color:var(--text-secondary);line-height:1.6}

/* ===== CLIENTS / NOT-FIT ===== */
.clients{padding:var(--section-py) 0;background:var(--bg-alt)}
.clients-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:48px}
.clients-col{background:var(--bg-white);border:1px solid var(--border-light);border-radius:10px;padding:32px}
.clients-col h3{font-size:18px;font-weight:700;color:var(--blue-deep);margin-bottom:20px;display:flex;align-items:center;gap:10px}
.clients-col h3 i{font-size:20px}
.clients-col.fit h3 i{color:var(--green-brand)}
.clients-col.not-fit h3 i{color:#c0392b}
.clients-list{display:flex;flex-direction:column;gap:14px}
.clients-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-secondary);line-height:1.6}
.clients-list li i{margin-top:4px;font-size:12px;flex-shrink:0}
.clients-col.fit .clients-list li i{color:var(--green-brand)}
.clients-col.not-fit .clients-list li i{color:#c0392b}

/* ===== SCENARIO ===== */
.scenario{padding:var(--section-py) 0;background:var(--bg-white)}
.scenario-card{max-width:720px;margin:32px auto 0;border:1px solid var(--border-light);border-radius:10px;padding:36px;background:var(--bg-alt)}
.scenario-card .scenario-label{font-size:12px;font-weight:700;color:var(--blue-action);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:16px}
.scenario-card .scenario-text{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:20px}
.scenario-results{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.scenario-result{text-align:center;padding:16px;background:var(--bg-white);border-radius:8px;border:1px solid var(--border-light)}
.scenario-result i{font-size:20px;color:var(--green-brand);margin-bottom:8px}
.scenario-result span{display:block;font-size:13px;color:var(--text-primary);font-weight:600}

/* ===== CONTACT ===== */
.contact{padding:var(--section-py) 0;background:var(--bg-alt)}
.contact-card{background:var(--blue-deep);border-radius:14px;padding:64px;display:flex;align-items:center;gap:48px;position:relative;overflow:hidden}
.contact-card::before{content:'';position:absolute;top:-50%;left:-20%;width:400px;height:400px;border:1px solid rgba(255,255,255,0.04);border-radius:50%;pointer-events:none}
.contact-card::after{content:'';position:absolute;bottom:-40%;right:-10%;width:300px;height:300px;border:1px solid rgba(255,255,255,0.04);border-radius:50%;pointer-events:none}
.contact-text{flex:1;position:relative;z-index:1}
.contact-text h2{font-size:clamp(24px,3.5vw,32px);font-weight:800;color:var(--text-on-dark);margin-bottom:14px;line-height:1.3}
.contact-text p{font-size:15px;color:var(--text-on-dark-muted);line-height:1.8;max-width:460px}
.contact-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:1;flex-shrink:0}
.contact-btn{display:inline-flex;align-items:center;gap:10px;padding:16px 32px;font-size:15px;font-weight:700;border-radius:8px;transition:transform 0.15s,background 0.2s;white-space:nowrap}
.contact-btn:hover{transform:translateY(-2px)}
.contact-btn.phone{background:var(--green-brand);color:var(--text-on-dark)}
.contact-btn.phone:hover{background:var(--green-dark)}
.contact-btn.location{background:rgba(255,255,255,0.1);color:var(--text-on-dark);border:1px solid rgba(255,255,255,0.2)}
.contact-btn.location:hover{background:rgba(255,255,255,0.15)}

/* ===== FOOTER ===== */
.footer{background:var(--bg-page);border-top:1px solid var(--border-light);padding:48px 0 32px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand img{width:36px;height:36px;object-fit:contain}
.footer-brand-text .brand-ar{font-size:16px;font-weight:700;color:var(--blue-deep)}
.footer-brand-text .brand-en{font-size:10px;font-weight:500;color:var(--text-tertiary);letter-spacing:0.1em}
.footer-social{display:flex;gap:16px}
.footer-social a{width:40px;height:40px;border-radius:8px;border:1px solid var(--border-light);display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);font-size:16px;transition:border-color 0.2s,color 0.2s}
.footer-social a:hover{border-color:var(--blue-deep);color:var(--blue-deep)}
.footer-bottom{border-top:1px solid var(--border-light);padding-top:24px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-tertiary)}
.footer-bottom-links{display:flex;gap:24px}
.footer-bottom-links a:hover{color:var(--blue-deep)}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
    .hero-visual{flex:0 0 340px}
    .integration-visual{flex:0 0 280px}
}
@media(max-width:768px){
    :root{--section-py:64px}
    .navbar-links,.navbar-cta{display:none}
    .navbar-mobile-toggle{display:block}
    .hero-inner{flex-direction:column;text-align:center;gap:40px}
    .hero-visual{flex:none;width:100%;max-width:360px}
    .hero-subtitle{margin-left:auto;margin-right:auto}
    .hero-actions{justify-content:center}
    .systems-grid{grid-template-columns:1fr;gap:16px}
    .transform-grid{grid-template-columns:1fr;gap:16px}
    .transform-arrow{padding-top:0}
    .transform-arrow i{transform:rotate(90deg)}
    .thinking-grid{grid-template-columns:1fr}
    .process-timeline{grid-template-columns:repeat(2,1fr);gap:32px}
    .process-timeline::before{display:none}
    .integration-inner{flex-direction:column}
    .integration-visual{flex:none;width:100%}
    .credibility-grid{grid-template-columns:repeat(2,1fr)}
    .clients-grid{grid-template-columns:1fr}
    .scenario-results{grid-template-columns:1fr}
    .contact-card{flex-direction:column;padding:40px 28px;text-align:center}
    .contact-text p{margin:0 auto}
    .contact-actions{width:100%}
    .contact-btn{justify-content:center}
    .footer-inner,.footer-bottom{flex-direction:column;gap:24px;text-align:center}
}
@media(max-width:480px){
    .hero-title{font-size:28px}
    .hero-subtitle{font-size:15px}
    .hero-actions{flex-direction:column;align-items:stretch}
    .btn-primary,.btn-secondary{justify-content:center}
    .process-timeline{grid-template-columns:1fr}
    .credibility-grid{grid-template-columns:1fr}
    .hero-diagram .node{padding:12px;gap:8px}
    .hero-diagram .node-icon{width:32px;height:32px;font-size:14px}
    .hero-diagram .node-label{font-size:11px}
    .hero-diagram .node-sub{font-size:9px}
}