/* ============================================
   pH6 - Estilos v7 — Minimal B&W / Courier New
   Dark/Light mode + Background images
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Courier+Prime:ital,wght@0,400;0,700;1,400&display=swap');

/* ===== LIGHT MODE (default) ===== */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f7f7f7;
    --bg-card: #ffffff;
    --bg-input: #f5f5f5;
    --bg-hover: #f0f0f0;
    --bg-elevated: #fafafa;
    --bg-glass: rgba(255, 255, 255, 0.85);
    --text-primary: #111111;
    --text-secondary: #555555;
    --text-muted: #999999;
    --accent: #111111;
    --accent-light: #333333;
    --accent-dark: #000000;
    --accent-glow: rgba(0, 0, 0, 0.05);
    --accent-glow-strong: rgba(0, 0, 0, 0.10);
    --gradient-accent: linear-gradient(135deg, #111 0%, #444 100%);
    --gradient-hero: none;
    --gradient-card: none;
    --green: #22c55e;
    --green-glow: rgba(34, 197, 94, 0.1);
    --red: #ef4444;
    --red-glow: rgba(239, 68, 68, 0.1);
    --yellow: #d97706;
    --yellow-glow: rgba(217, 119, 6, 0.1);
    --cyan: #06b6d4;
    --blue: #3b82f6;
    --blue-dark: #2563eb;
    --blue-glow: rgba(59, 130, 246, 0.1);
    --border: rgba(0, 0, 0, 0.1);
    --border-hover: rgba(0, 0, 0, 0.2);
    --border-focus: #111;
    --border-accent: rgba(0, 0, 0, 0.2);
    --radius: 8px;
    --radius-sm: 6px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
    --shadow-glow: none;
    --shadow-accent: 0 2px 10px rgba(0, 0, 0, 0.12);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    --font: 'Courier Prime', 'Courier New', Courier, monospace;
    --font-display: 'Courier Prime', 'Courier New', Courier, monospace;
    --chat-sent-bg: #111111;
    --chat-sent-color: #ffffff;
    --chat-received-bg: #f5f5f5;
    --chat-received-color: #111111;
    --logo-filter: none;
    --navbar-bg: rgba(255, 255, 255, 0.15);
    --bg-image: url('../img/fondo_claro.png');
}

/* ===== DARK MODE ===== */
[data-theme="dark"] {
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --bg-card: #1a1a1a;
    --bg-input: #1e1e1e;
    --bg-hover: #222222;
    --bg-elevated: #1e1e1e;
    --bg-glass: rgba(20, 20, 20, 0.9);
    --text-primary: #f0f0f0;
    --text-secondary: #aaaaaa;
    --text-muted: #666666;
    --accent: #f0f0f0;
    --accent-light: #cccccc;
    --accent-dark: #ffffff;
    --accent-glow: rgba(255, 255, 255, 0.06);
    --accent-glow-strong: rgba(255, 255, 255, 0.12);
    --gradient-accent: linear-gradient(135deg, #eee 0%, #aaa 100%);
    --green: #34d399;
    --green-glow: rgba(52, 211, 153, 0.12);
    --red: #f87171;
    --red-glow: rgba(248, 113, 113, 0.12);
    --yellow: #fbbf24;
    --yellow-glow: rgba(251, 191, 36, 0.12);
    --blue: #60a5fa;
    --blue-dark: #3b82f6;
    --blue-glow: rgba(96, 165, 250, 0.12);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.16);
    --border-focus: #f0f0f0;
    --border-accent: rgba(255, 255, 255, 0.15);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4);
    --shadow-accent: 0 2px 10px rgba(0, 0, 0, 0.3);
    --chat-sent-bg: #f0f0f0;
    --chat-sent-color: #0a0a0a;
    --chat-received-bg: #1e1e1e;
    --chat-received-color: #f0f0f0;
    --logo-filter: invert(1);
    --navbar-bg: rgba(10, 10, 10, 0.15);
    --bg-image: url('../img/fondo_oscuro.png');
}

/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);line-height:1.65;min-height:100vh;display:flex;flex-direction:column;font-size:15px;letter-spacing:0;position:relative}
a{color:var(--accent-light);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--accent);text-decoration:underline}
img{max-width:100%;height:auto}
::selection{background:var(--accent-glow-strong);color:var(--text-primary)}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(0,0,0,0.15);border-radius:3px}
[data-theme="dark"] ::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.15)}
::-webkit-scrollbar-thumb:hover{background:rgba(0,0,0,0.3)}
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.25)}

/* ===== FONDO CON IMAGEN Y TRANSICIÓN ===== */
body::before{
    content:'';
    position:fixed;
    top:0;left:0;width:100%;height:100%;
    background:var(--bg-image) center/cover no-repeat fixed;
    opacity:0.4;
    z-index:-2;
    transition:opacity 0.8s ease;
    pointer-events:none;
}
body.theme-transitioning::before{
    opacity:0;
}
body::after{
    content:'';
    position:fixed;
    top:0;left:0;width:100%;height:100%;
    background:var(--bg-primary);
    z-index:-3;
    transition:background 0.8s ease;
    pointer-events:none;
}

/* ===== UTILITIES ===== */
.container{width:100%;max-width:1100px;margin:0 auto;padding:0 24px}
.main-content{flex:1;padding:36px 0}
.text-center{text-align:center}
.text-muted{color:var(--text-muted)}
.text-white{color:var(--text-primary)}
.text-blue{color:var(--accent)}
.mb-2{margin-bottom:16px}
.mt-1{margin-top:8px}
.mt-2{margin-top:16px}
.flex{display:flex}
.flex-between{display:flex;justify-content:space-between;align-items:center}
.gap-1{gap:8px}

/* ===== NAVBAR (semi-transparente, adaptada al fondo) ===== */
.navbar{background:var(--navbar-bg);border-bottom:1px solid var(--border);padding:0 24px;position:sticky;top:0;z-index:1000;transition:background 0.6s ease}
.nav-container{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.nav-logo{display:flex;align-items:center;flex-shrink:0;text-decoration:none}
.nav-logo:hover{text-decoration:none}
.nav-logo-img{width:46px;height:46px;border-radius:50%;object-fit:cover;filter:var(--logo-filter);transition:filter 0.6s ease, transform 0.3s ease;opacity:0.85}
.nav-logo-img:hover{transform:scale(1.05);opacity:1}
.nav-menu{display:flex;align-items:center;gap:2px;list-style:none;flex-wrap:nowrap;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none}
.nav-menu::-webkit-scrollbar{display:none}
.nav-link{color:var(--text-secondary);padding:6px 12px;border-radius:var(--radius-sm);font-size:.82rem;font-weight:500;transition:var(--transition);white-space:nowrap;position:relative;text-decoration:none}
.nav-link:hover{color:var(--text-primary);background:var(--bg-hover);text-decoration:none}
.nav-link.active{color:var(--text-primary);font-weight:700}
.nav-link.active::after{content:'';position:absolute;bottom:0;left:20%;right:20%;height:1.5px;background:var(--text-primary);border-radius:1px}
.nav-admin{color:var(--yellow);font-weight:600}
.nav-admin:hover,.nav-admin.active{color:var(--yellow);background:var(--yellow-glow)}
.nav-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;background:var(--red);color:#fff;border-radius:9px;font-size:.63rem;font-weight:700;margin-left:3px;animation:badgePop .3s ease}
@keyframes badgePop{from{transform:scale(0)}to{transform:scale(1)}}
.nav-separator{width:1px;height:20px;background:var(--border);margin:0 4px;flex-shrink:0}
.nav-lang{display:flex;gap:3px;margin-left:6px;flex-shrink:0}
.lang-btn{padding:4px 9px;font-size:.72rem;font-weight:600;border-radius:var(--radius-sm);color:var(--text-muted);border:1px solid var(--border);transition:var(--transition);background:transparent;letter-spacing:.5px;cursor:pointer}
.lang-btn.active,.lang-btn:hover{color:var(--text-primary);border-color:var(--accent);background:var(--accent-glow)}
.nav-user{display:flex;align-items:center;gap:10px;margin-left:6px;flex-shrink:0}
.nav-user-name{font-size:.82rem;color:var(--text-secondary);font-weight:500;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:5px}
.nav-toggle span{display:block;width:20px;height:1.5px;background:var(--text-primary);border-radius:1px;transition:var(--transition)}
.btn-ghost{background:transparent;color:var(--text-secondary);border:none;padding:7px 12px;font-size:.82rem;cursor:pointer}
.btn-ghost:hover{color:var(--text-primary);background:var(--bg-hover)}

/* ===== THEME TOGGLE ===== */
.theme-toggle{background:none;border:1px solid var(--border);color:var(--text-secondary);width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);font-size:1rem;flex-shrink:0;padding:0;line-height:1}
.theme-toggle:hover{color:var(--text-primary);border-color:var(--border-hover);background:var(--bg-hover)}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border:1px solid var(--accent);border-radius:var(--radius);font-size:.85rem;font-weight:600;cursor:pointer;transition:var(--transition);text-decoration:none;line-height:1.4;font-family:var(--font);background:transparent;color:var(--accent)}
.btn:hover{text-decoration:none}
.btn-sm{padding:6px 14px;font-size:.8rem;border-radius:var(--radius-sm)}
.btn-lg{padding:13px 30px;font-size:.9rem;border-radius:var(--radius-lg)}
.btn-primary{background:var(--accent);color:var(--bg-primary);border-color:var(--accent)}
.btn-primary:hover{opacity:0.85;transform:translateY(-1px);color:var(--bg-primary)}
.btn-outline{background:transparent;color:var(--accent);border:1px solid var(--border-accent)}
.btn-outline:hover{background:var(--accent-glow);border-color:var(--accent)}
.btn-danger{background:var(--red);color:#fff;border-color:var(--red)}
.btn-danger:hover{opacity:0.9;transform:translateY(-1px)}
.btn-success{background:var(--green);color:#fff;border-color:var(--green)}
.btn-success:hover{opacity:0.9;transform:translateY(-1px)}
.btn-block{width:100%}
.btn:active{transform:translateY(0) scale(0.98)}
.btn-action{padding:8px;border-radius:50%;width:34px;height:34px;background:transparent;border:1px solid var(--border);color:var(--text-secondary);display:inline-flex;align-items:center;justify-content:center;transition:var(--transition);cursor:pointer}
.btn-action:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-hover)}
.btn-fb{color:#1877F2;border-color:rgba(24,119,242,0.3)}
.btn-fb:hover{background:rgba(24,119,242,0.08);border-color:#1877F2;color:#1877F2}

/* ===== FORMS ===== */
.form-group{margin-bottom:20px}
.form-label{display:block;margin-bottom:8px;font-size:.835rem;color:var(--text-secondary);font-weight:500}
.form-input,.form-textarea,.form-select{width:100%;padding:11px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-size:.88rem;font-family:var(--font);transition:var(--transition);outline:none}
.form-input:hover,.form-textarea:hover,.form-select:hover{border-color:var(--border-hover)}
.form-input:focus,.form-textarea:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-glow)}
.form-textarea{resize:vertical;min-height:120px}
.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}
.form-select{cursor:pointer}
.form-select option{background:var(--bg-card);color:var(--text-primary)}
small.text-muted{font-size:.78rem}

/* ===== CARDS (transparentes) ===== */
.card{background:transparent;border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;box-shadow:none;transition:var(--transition)}
.card:hover{border-color:var(--border-hover)}
.card-header{margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border)}
.card-title{font-family:var(--font-display);font-size:1.2rem;font-weight:700;color:var(--accent-dark)}
.card-subtitle{font-size:.85rem;color:var(--text-primary);margin-top:4px}

/* ===== TABLES ===== */
.table-wrapper{overflow-x:auto;border-radius:var(--radius-lg)}
.table{width:100%;border-collapse:collapse;font-size:.875rem}
.table th,.table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}
.table th{background:var(--bg-secondary);color:var(--text-muted);font-weight:600;font-size:.73rem;text-transform:uppercase;letter-spacing:.1em}
.table tr{transition:var(--transition-fast)}
.table tbody tr:hover{background:var(--bg-hover)}

/* ===== ALERTS ===== */
.alert{padding:14px 20px;border-radius:var(--radius);margin-bottom:20px;font-size:.875rem;border:1px solid;font-weight:500;display:flex;align-items:center;gap:10px}
.alert-success{background:var(--green-glow);border-color:rgba(34,197,94,0.2);color:var(--green)}
.alert-error{background:var(--red-glow);border-color:rgba(239,68,68,0.2);color:var(--red)}
.alert-warning{background:var(--yellow-glow);border-color:rgba(217,119,6,0.2);color:var(--yellow)}
.alert-info{background:var(--accent-glow);border-color:var(--border-accent);color:var(--accent-light)}

/* ===== BADGES ===== */
.badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:20px;font-size:.72rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase}
.badge-success{background:var(--green-glow);color:var(--green)}
.badge-danger{background:var(--red-glow);color:var(--red)}
.badge-warning{background:var(--yellow-glow);color:var(--yellow)}
.badge-info{background:var(--accent-glow);color:var(--accent-light)}

/* ===== AUTH ===== */
.auth-container{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 160px);padding:20px}
.auth-card{width:100%;max-width:420px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-xl);padding:40px 36px;box-shadow:none}
.auth-logo{text-align:center;margin-bottom:28px;font-family:var(--font-display);font-size:2.5rem;letter-spacing:3px;font-weight:400}
.auth-logo strong{font-weight:700}
.auth-links{text-align:center;margin-top:24px;font-size:.85rem;color:var(--text-secondary)}
.auth-links a{color:var(--accent);font-weight:500}
.auth-links a:hover{text-decoration:underline}
.steps{display:flex;justify-content:center;gap:12px;margin-bottom:32px}
.step{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:600;background:var(--bg-input);color:var(--text-muted);border:1.5px solid var(--border);transition:var(--transition)}
.step.active{background:var(--accent);color:var(--bg-primary);border-color:var(--accent)}
.step.done{background:var(--green);color:#fff;border-color:var(--green)}

/* ===== CHAT ===== */
.chat-header{background:var(--bg-secondary);padding:14px 24px;border-bottom:1px solid var(--border);font-weight:600;color:var(--text-primary)}
.chat-messages{height:500px;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:8px;background:var(--bg-primary)}
.chat-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-muted);font-size:.9rem}
.chat-date-separator{text-align:center;padding:8px 0;font-size:.72rem;color:var(--text-muted);position:relative}
.chat-date-separator::before,.chat-date-separator::after{content:'';position:absolute;top:50%;width:30%;height:1px;background:var(--border)}
.chat-date-separator::before{left:5%}
.chat-date-separator::after{right:5%}
.chat-bubble{max-width:70%;padding:12px 16px;border-radius:var(--radius-lg);font-size:.875rem;line-height:1.5;word-wrap:break-word;position:relative}
.chat-bubble.sent{align-self:flex-end;background:var(--chat-sent-bg);color:var(--chat-sent-color);border-bottom-right-radius:4px}
.chat-bubble.received{align-self:flex-start;background:var(--chat-received-bg);color:var(--chat-received-color);border:1px solid var(--border);border-bottom-left-radius:4px}
.chat-bubble-time{font-size:.65rem;opacity:0.5;margin-top:4px;text-align:right}
.chat-bubble.received .chat-bubble-time{color:var(--text-muted);opacity:1}
.chat-input-area{display:flex;gap:12px;padding:14px 20px;background:var(--bg-secondary);border-top:1px solid var(--border)}
.chat-input-area .form-input{flex:1}

/* ===== INBOX (Admin Chat) ===== */
.inbox-container{display:flex;height:calc(100vh - 200px);min-height:500px;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;background:var(--bg-card)}
.inbox-list{width:300px;border-right:1px solid var(--border);overflow-y:auto;background:var(--bg-secondary);flex-shrink:0}
.inbox-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:var(--transition)}
.inbox-item:hover{background:var(--bg-hover)}
.inbox-item.active{background:var(--accent-glow);border-left:3px solid var(--accent)}
.inbox-item.has-unread{background:var(--accent-glow)}
.inbox-avatar{width:38px;height:38px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:700;color:var(--bg-primary);flex-shrink:0}
.inbox-info{flex:1;min-width:0}
.inbox-name{font-size:.85rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inbox-preview{font-size:.75rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.inbox-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}
.inbox-time{font-size:.68rem;color:var(--text-muted)}
.inbox-unread-badge{min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--accent);color:var(--bg-primary);font-size:.65rem;font-weight:700;display:flex;align-items:center;justify-content:center}
.inbox-main{flex:1;display:flex;flex-direction:column;min-width:0}
.inbox-main-header{display:flex;align-items:center;gap:12px;padding:14px 20px;background:var(--bg-secondary);border-bottom:1px solid var(--border)}
.inbox-main-name{font-size:.95rem;font-weight:600}
.inbox-main-email{font-size:.75rem;color:var(--text-muted)}

/* ===== DASHBOARD ===== */
.page-header{margin-bottom:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.page-header h1{font-family:var(--font-display);font-size:1.4rem}
.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:28px}
.stat-card{background:transparent;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;text-align:center;transition:var(--transition)}
.stat-card:hover{border-color:var(--border-hover);transform:translateY(-1px)}
.stat-icon{font-size:1.8rem;margin-bottom:8px}
.stat-value{font-family:var(--font-display);font-size:1.8rem;font-weight:700;color:var(--accent-dark)}
.stat-label{font-size:.8rem;color:var(--text-primary);margin-top:4px;font-weight:500}

/* ===== DASHBOARD USUARIO (sin tarjetas, iconos clicables) ===== */
.user-dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-bottom:28px}
.user-dash-item{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-decoration:none;transition:var(--transition);position:relative}
.user-dash-item:hover{text-decoration:none;background:rgba(0,0,0,0.03)}
[data-theme="dark"] .user-dash-item:hover{background:rgba(255,255,255,0.03)}
.user-dash-icon{width:52px;height:52px;margin-bottom:12px;cursor:pointer;transition:var(--transition);opacity:0.75}
.user-dash-icon img{width:100%;height:100%;object-fit:contain;filter:var(--logo-filter)}
.user-dash-icon:hover{transform:scale(1.15);opacity:1}
.user-dash-label{font-size:.88rem;color:var(--accent-dark);font-weight:600;margin-top:4px}
.user-dash-value{font-family:var(--font-display);font-size:1.4rem;font-weight:700;color:var(--accent-dark);margin-top:2px}
.user-dash-separator{width:1px;background:var(--border)}

/* ===== DOWNLOADS ===== */
.download-item{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:transparent;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:10px;transition:var(--transition)}
.download-item:hover{border-color:var(--border-hover)}
.download-info{display:flex;align-items:center;gap:12px}
.download-icon{font-size:1.3rem}
.download-name{font-weight:600;font-size:.9rem}
.download-meta{font-size:.75rem;color:var(--text-muted);margin-top:2px}
.download-description{font-size:.82rem;color:var(--text-secondary);margin-top:8px}
.downloads-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.download-card{display:flex;flex-direction:column;justify-content:space-between}

/* ===== LANDING / HERO ===== */
.hero{text-align:center;padding:80px 0 60px;position:relative}
.hero-logo{width:clamp(140px, 22vw, 260px);height:auto;margin:0 auto 36px;display:block;filter:var(--logo-filter);transition:filter 0.3s ease;animation:heroLogoFade 1s ease-out}
@keyframes heroLogoFade{from{opacity:0;transform:scale(0.92)}to{opacity:1;transform:scale(1)}}
.hero-title{font-family:var(--font-display);font-size:clamp(1.4rem, 3vw, 2.2rem);font-weight:700;line-height:1.3;margin-bottom:14px;letter-spacing:1px}
.hero-subtitle{font-size:clamp(.85rem, 1.3vw, 1rem);color:var(--text-secondary);max-width:550px;margin:0 auto 32px;line-height:1.7}
.landing-section{padding:60px 0}
.section-title{font-family:var(--font-display);font-size:1.4rem;font-weight:700;text-align:center;margin-bottom:10px}
.section-subtitle{text-align:center;color:var(--text-secondary);font-size:.88rem;margin-bottom:40px;max-width:550px;margin-left:auto;margin-right:auto}
.services-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.service-item{display:flex;align-items:flex-start;gap:14px;padding:18px;background:transparent;border:1px solid var(--border);border-radius:var(--radius);transition:var(--transition)}
.service-item:hover{border-color:var(--border-hover);transform:translateY(-1px)}
.service-icon{width:28px;height:28px;flex-shrink:0;margin-top:2px}
.service-icon img{width:100%;height:100%;object-fit:contain;filter:var(--logo-filter);opacity:0.8}
.service-text h3{font-size:.9rem;font-weight:700;margin-bottom:4px;color:var(--accent-dark)}
.service-text p{font-size:.82rem;color:var(--text-primary);line-height:1.5;font-weight:500}
.map-container{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);height:380px}
.map-container iframe{width:100%;height:100%;border:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:900px;margin:0 auto}
.contact-info-card{display:flex;flex-direction:column;gap:16px}
.contact-info-item{display:flex;align-items:flex-start;gap:14px;padding:16px;background:transparent;border:1px solid var(--border);border-radius:var(--radius);transition:var(--transition)}
.contact-info-item:hover{border-color:var(--border-hover)}
.contact-info-icon{width:22px;height:22px;flex-shrink:0}
.contact-info-icon img{width:100%;height:100%;object-fit:contain;filter:var(--logo-filter);opacity:0.8}
.contact-info-label{font-size:.72rem;color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px;font-weight:600}
.contact-info-value{font-size:.85rem;color:var(--accent-dark);font-weight:600}
.contact-bar{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;margin-bottom:32px;font-size:.85rem}
.contact-bar-item{display:flex;align-items:center;gap:8px;color:var(--text-secondary)}

/* ===== MODALS ===== */
.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.4);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:2000;opacity:0;pointer-events:none;transition:var(--transition)}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:32px;width:90%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg)}
.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.modal-close{background:none;border:none;color:var(--text-muted);font-size:1.5rem;cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm);transition:var(--transition)}
.modal-close:hover{color:var(--text-primary);background:var(--bg-hover)}

/* ===== FOOTER ===== */
.footer{background:var(--bg-secondary);border-top:1px solid var(--border);padding:28px 0;margin-top:auto;transition:background 0.3s ease}
.footer-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}
.footer-social{display:flex;align-items:center;gap:12px}
.footer-social a{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;border:1px solid var(--border);color:var(--text-secondary);transition:var(--transition);text-decoration:none}
.footer-social a:hover{color:var(--text-primary);border-color:var(--border-hover);background:var(--bg-hover);text-decoration:none}
.footer-social svg{width:16px;height:16px;fill:currentColor}
.footer-info{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:.78rem;color:var(--text-muted)}
.footer-info a{color:var(--text-muted);text-decoration:none}
.footer-info a:hover{color:var(--text-primary);text-decoration:none}
.footer-text{font-size:.75rem;color:var(--text-muted)}

/* ===== EMOJIS B/N (grayscale) ===== */
.icon-bw{filter:grayscale(1);opacity:0.75;font-style:normal}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-menu{position:fixed;top:72px;left:0;right:0;background:var(--bg-secondary);flex-direction:column;padding:16px;border-bottom:1px solid var(--border);gap:4px;display:none;z-index:999}
    .nav-menu.active{display:flex}
    .nav-toggle{display:flex}
    .nav-separator{display:none}
    .nav-lang{margin:8px 0 0;justify-content:center}
    .nav-user{margin:8px 0 0;justify-content:center}
    .hero{padding:50px 0 40px}
    .hero-logo{width:clamp(120px, 35vw, 200px)}
    .contact-grid{grid-template-columns:1fr}
    .inbox-container{flex-direction:column;height:auto}
    .inbox-list{width:100%;max-height:200px;border-right:none;border-bottom:1px solid var(--border)}
    .inbox-main{min-height:400px}
    .chat-bubble{max-width:85%}
    .dashboard-grid{grid-template-columns:1fr}
    .user-dashboard-grid{grid-template-columns:1fr}
    .page-header{flex-direction:column;align-items:flex-start}
    .footer-content{flex-direction:column;align-items:center;text-align:center}
}
@media (max-width: 480px) {
    .container{padding:0 16px}
    .auth-card{padding:28px 20px}
    .services-grid{grid-template-columns:1fr}
}