* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #111;
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    display: block;
    margin-left: 260px;
}

/* Sidebar Styles */
.sidebar {
    width: 260px;
    background: linear-gradient(135deg, #0e0e0e 0%, #1a1a1a 100%);
    padding: 40px 30px;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 15px rgba(0, 0, 0, 0.5);
    overflow-y: auto;
}

.logo {
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 50px;
    color: #fff;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding-bottom: 20px;
    border-bottom: 2px solid #f5c400;
    line-height: 1.4;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar nav a {
    display: block;
    padding: 12px 16px;
    color: #999;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    margin: 0;
}

.sidebar nav a:hover {
    color: #f5c400;
    background-color: rgba(245, 196, 0, 0.1);
    border-left-color: #f5c400;
    padding-left: 20px;
}

.sidebar nav a.active {
    color: #f5c400;
    background-color: rgba(245, 196, 0, 0.15);
    border-left-color: #f5c400;
    padding-left: 20px;
    font-weight: 600;
}

/* Main Content */
.main-content {
    width: 100%;
    padding: 80px 60px;
    background-color: #111;
}

.contact-wrapper {
    max-width: 1000px;
    margin: 0 auto;
}

/* Section Title */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #fff;
}

.section-title p {
    font-size: 18px;
    color: #bbb;
}

/* Contact Container */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: flex-start;
}

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 35px;
}

.info-item h3 {
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #fff;
    margin-bottom: 10px;
}

.info-item p {
    font-size: 15px;
    color: #bbb;
    line-height: 1.8;
}

.info-item a {
    color: #f5c400;
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-item a:hover {
    color: #ffdb58;
}

/* Contact Form */
.contact-form {
    width: 100%;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group input,
.form-group textarea {
    padding: 12px 10px;
    background-color: transparent;
    border: 1px solid #333;
    color: #fff;
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #666;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #f5c400;
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-submit {
    padding: 12px 22px;
    background-color: transparent;
    color: #f5c400;
    border: 2px solid #f5c400;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    align-self: flex-start;
}

.btn-submit:hover {
    background-color: #f5c400;
    color: #000;
}

/* WhatsApp Floating Button & Slide-up Panel */
.whatsapp-wrapper {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
}

#whatsapp-btn {
    width: 56px;
    height: 56px;
    padding: 0;
    line-height: 0;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    box-shadow: 0 6px 18px rgba(0,0,0,0.3);
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease;
}

#whatsapp-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

#whatsapp-btn svg {
    width: 26px;
    height: 26px;
    fill: #eaefec;
}

#whatsapp-btn:focus {
    outline: 3px solid rgba(37,211,102,0.18);
    outline-offset: 2px;
}

#whatsapp-panel {
    width: 320px;
    max-width: 90vw;
    background: #0b0b0b;
    color: #fff;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
    overflow: hidden;
    transform: translateX(120%);
    transition: transform .35s ease;
    display: flex;
    flex-direction: column;
    align-self: flex-end;
}

#whatsapp-panel.open {
    transform: translateX(0);
}

#whatsapp-panel .panel-header {
    background: #111;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

#whatsapp-panel .panel-header h4 {
    font-size: 14px;
    margin: 0;
    color: #fff;
}

#whatsapp-panel .panel-body {
    padding: 12px;
}

#whatsapp-panel textarea {
    width: 100%;
    height: 90px;
    resize: none;
    padding: 10px;
    border-radius: 8px;
    background: #111;
    color: #fff;
    border: 1px solid #222;
    font-family: inherit;
    font-size: 13px;
    transition: border-color 0.3s ease;
}

#whatsapp-panel textarea:focus {
    outline: none;
    border-color: #25D366;
}

#whatsapp-panel .panel-actions {
    margin-top: 8px;
    display: flex;
    gap: 8px;
}

#whatsapp-panel .send-btn {
    background: #25D366;
    color: #000;
    border: none;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 700;
    flex: 1;
    transition: all 0.3s ease;
}

#whatsapp-panel .send-btn:hover {
    background: #20ba5d;
    transform: translateY(-1px);
}

#whatsapp-panel .close-btn {
    background: transparent;
    border: 1px solid #333;
    color: #ccc;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

#whatsapp-panel .close-btn:hover {
    border-color: #555;
    color: #fff;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .main-content {
        padding: 60px 40px;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
}

@media (max-width: 768px) {
    .container {
        margin-left: 0;
    }

    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
        padding: 20px;
        margin-bottom: 0;
        border-bottom: 2px solid #f5c400;
        border-radius: 0;
    }

    .main-content {
        padding: 40px 20px;
    }

    .section-title h1 {
        font-size: 32px;
        margin-bottom: 10px;
    }

    .section-title p {
        font-size: 16px;
    }

    .sidebar nav {
        display: flex;
        flex-direction: row;
        gap: 0;
        flex-wrap: wrap;
    }

    .logo {
        font-size: 16px;
        margin-bottom: 15px;
        text-align: center;
        border-bottom: 1px solid #f5c400;
        padding-bottom: 15px;
    }

    .sidebar nav a {
        flex: 1;
        min-width: 80px;
        padding: 8px 6px;
        font-size: 11px;
        text-align: center;
        border-left: none;
        border-bottom: 2px solid transparent;
        margin: 0 3px;
    }

    .sidebar nav a:hover,
    .sidebar nav a.active {
        border-left: none;
        border-bottom: 2px solid #f5c400;
        background-color: transparent;
        padding-left: 6px;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .info-item h3 {
        font-size: 14px;
    }

    .info-item p {
        font-size: 13px;
    }

    .form-group input,
    .form-group textarea {
        padding: 10px 8px;
        font-size: 13px;
    }

    .btn-submit {
        width: 100%;
        align-self: stretch;
    }

    #whatsapp-btn {
        width: 52px;
        height: 52px;
    }

    #whatsapp-panel {
        width: 280px;
        max-width: 90vw;
    }

    #whatsapp-panel textarea {
        height: 80px;
        padding: 8px;
        font-size: 12px;
    }

    #whatsapp-panel .send-btn {
        padding: 9px 10px;
        font-size: 12px;
    }
}

/* Small Mobile: 480px and below */
@media (max-width: 480px) {
    .sidebar {
        padding: 15px;
    }

    .logo {
        font-size: 14px;
        margin-bottom: 10px;
        padding-bottom: 10px;
    }

    .sidebar nav a {
        min-width: 60px;
        padding: 6px 4px;
        font-size: 10px;
        margin: 2px;
    }

    .main-content {
        padding: 20px;
    }

    .section-title h1 {
        font-size: 22px;
        margin-bottom: 8px;
    }

    .section-title p {
        font-size: 13px;
    }

    .contact-container {
        gap: 20px;
    }

    .info-item h3 {
        font-size: 13px;
    }

    .info-item p {
        font-size: 12px;
    }

    .form-group input,
    .form-group textarea {
        padding: 8px 6px;
        font-size: 12px;
    }

    .btn-submit {
        padding: 10px 16px;
        font-size: 12px;
    }

    #whatsapp-btn {
        width: 48px;
        height: 48px;
        bottom: 16px;
        right: 16px;
    }

    #whatsapp-btn svg {
        width: 22px;
        height: 22px;
    }

    #whatsapp-panel {
        width: calc(100vw - 32px);
        max-width: 260px;
        bottom: 70px;
        right: 8px;
    }

    #whatsapp-panel .panel-header h4 {
        font-size: 13px;
    }

    #whatsapp-panel textarea {
        height: 70px;
        padding: 8px;
        font-size: 12px;
    }

    #whatsapp-panel .panel-actions {
        flex-direction: column;
        gap: 6px;
    }

    #whatsapp-panel .send-btn {
        padding: 8px 10px;
        font-size: 12px;
        width: 100%;
    }

    #whatsapp-panel .close-btn {
        padding: 6px 10px;
        font-size: 12px;
    }

    .whatsapp-wrapper {
        right: 8px;
        bottom: 12px;
    }
}