/* ================================================================
   assets/css/style.css - Main stylesheet
   ================================================================ */

/* ===== CSS VARIABLES ===== */
:root {
    --primary-gold: #D4AF37;
    --dark-gold: #B8860B;
    --light-gold: #F5D06A;
    --gold-highlight: #FFE9A6;
    --black: #0A0A0A;
    --dark-gray: #1A1A1A;
    --bg: #f8f6f0;
    --text: #1a1a1a;
    --card-bg: #ffffff;
    --border: #e0dcd0;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
    --radius: 16px;
    --font-base: 18px;
    --font-scale: 1;
    --transition: 0.35s cubic-bezier(.25, .46, .45, .94);
}

[data-theme="dark"] {
    --bg: #121212;
    --text: #ececec;
    --card-bg: #1e1e1e;
    --border: #2a2a2a;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    font-size: var(--font-base);
    scroll-behavior: smooth;
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    transition: background var(--transition), color var(--transition);
    font-size: calc(1rem * var(--font-scale));
    padding: 0 20px;
}
a {
    color: var(--primary-gold);
    text-decoration: none;
    transition: color 0.2s;
}
a:hover {
    color: var(--dark-gold);
}
img {
    max-width: 100%;
    display: block;
}
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== UTILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}
.text-gold {
    color: var(--primary-gold);
}
.text-center {
    text-align: center;
}

/* ===== HEADER ===== */
header {
    padding: 20px 0 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg);
    transition: background var(--transition), border var(--transition);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
    background: rgba(248, 246, 240, 0.88);
}
[data-theme="dark"] header {
    background: rgba(18, 18, 18, 0.92);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px 20px;
}
.logo-wrap {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.logo-wrap img {
    height: 58px;
    width: auto;
    object-fit: contain;
}
.header-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-left: auto;
}
.header-controls button,
.header-controls select {
    background: transparent;
    border: none;
    color: var(--text);
    padding: 6px 14px;
    border-radius: 40px;
    font-size: calc(0.85rem * var(--font-scale));
    cursor: pointer;
    transition: background 0.2s, border 0.2s, color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    height: 40px;
}
.header-controls button:hover,
.header-controls select:hover {
    background: var(--gold-highlight);
    color: var(--black);
    border-radius: 40px;
}
.header-controls .icon-btn {
    padding: 6px 12px;
    font-size: 1.4rem;
    line-height: 1;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}
.header-controls .icon-btn:hover {
    background: transparent !important;
    transform: scale(1.1);
}
.font-size-controls {
    display: flex;
    gap: 4px;
    align-items: center;
}
.font-size-controls button {
    padding: 6px 10px;
    font-weight: 600;
    min-width: 36px;
    justify-content: center;
    background: transparent;
    border: none;
}
.font-size-controls button:hover {
    background: var(--gold-highlight);
    border-radius: 40px;
}
.font-size-controls span {
    font-size: calc(0.75rem * var(--font-scale));
    opacity: 0.6;
    padding: 0 4px;
}
.lang-select-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.lang-select-wrap select {
    appearance: none;
    background: transparent;
    border: none;
    padding: 6px 14px 6px 8px;
    font-weight: 500;
    cursor: pointer;
    color: var(--text);
    font-size: calc(0.85rem * var(--font-scale));
    border-radius: 40px;
}
.lang-select-wrap select:hover {
    background: var(--gold-highlight);
}
.lang-select-wrap .globe-icon {
    font-size: 1.2rem;
    opacity: 0.7;
}
.lang-select-wrap .flag-icon {
    font-size: 1.2rem;
    line-height: 1;
}

/* ===== HERO ===== */
.hero {
    padding: 50px 0 30px;
    text-align: center;
}
.hero h1 {
    font-size: calc(2.6rem * var(--font-scale));
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 16px;
}
.hero h1 span {
    background: linear-gradient(135deg, var(--primary-gold), var(--dark-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero p {
    max-width: 820px;
    margin: 0 auto 10px;
    font-size: calc(1.15rem * var(--font-scale));
    color: var(--text);
    opacity: 0.85;
    font-weight: 400;
    line-height: 1.8;
}

/* ===== SERVICES ===== */
.services-section {
    padding: 40px 0 60px;
}
.services-section h2 {
    font-size: calc(2rem * var(--font-scale));
    font-weight: 600;
    margin-bottom: 32px;
    text-align: center;
    letter-spacing: -0.01em;
}
.services-section h2 span {
    color: var(--primary-gold);
}

.service-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 40px;
}
.service-tabs .tab-btn {
    background: var(--card-bg);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 12px 28px;
    border-radius: 60px;
    font-size: calc(0.95rem * var(--font-scale));
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s;
    box-shadow: var(--shadow);
}
.service-tabs .tab-btn:hover,
.service-tabs .tab-btn.active {
    background: var(--primary-gold);
    color: #fff;
    border-color: var(--primary-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(212, 175, 55, 0.3);
}
.service-tabs .tab-btn.active {
    background: var(--dark-gold);
    border-color: var(--dark-gold);
}

.service-panels {
    display: block;
}
.service-panel {
    display: none;
    animation: fadeUp 0.4s ease;
}
.service-panel.active {
    display: block;
}

@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(14px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.sub-service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-top: 16px;
}
.sub-service-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    cursor: pointer;
    transition: all 0.25s;
    box-shadow: var(--shadow);
    text-align: center;
    font-weight: 500;
}
.sub-service-card:hover {
    border-color: var(--primary-gold);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(212, 175, 55, 0.12);
}
.sub-service-card .icon {
    font-size: 1.8rem;
    display: block;
    margin-bottom: 6px;
}
.sub-service-card .label {
    font-size: calc(0.95rem * var(--font-scale));
}

.sub-sub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
    margin: 20px 0 12px 20px;
    padding-left: 12px;
    border-left: 3px solid var(--primary-gold);
}
.sub-sub-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    cursor: pointer;
    transition: all 0.25s;
    text-align: center;
    font-size: calc(0.9rem * var(--font-scale));
}
.sub-sub-card:hover {
    border-color: var(--light-gold);
    background: var(--gold-highlight);
    color: var(--black);
}

.service-detail-view {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 30px 32px;
    margin-top: 28px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: none;
    animation: fadeUp 0.35s ease;
}
.service-detail-view.visible {
    display: block;
}
.service-detail-view h3 {
    font-size: calc(1.6rem * var(--font-scale));
    margin-bottom: 8px;
}
.service-detail-view .breadcrumb {
    font-size: calc(0.8rem * var(--font-scale));
    color: var(--text);
    opacity: 0.6;
    margin-bottom: 16px;
}
.service-detail-view .breadcrumb span {
    color: var(--primary-gold);
}
.service-detail-view p {
    margin-bottom: 20px;
    opacity: 0.85;
    max-width: 700px;
}
.service-detail-view .actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.service-detail-view .actions .btn {
    padding: 12px 36px;
    border-radius: 60px;
    font-weight: 600;
    font-size: calc(0.95rem * var(--font-scale));
    border: none;
    cursor: pointer;
    transition: all 0.25s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-primary {
    background: var(--primary-gold);
    color: #fff;
    box-shadow: 0 4px 16px rgba(212, 175, 55, 0.3);
}
.btn-primary:hover {
    background: var(--dark-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(212, 175, 55, 0.4);
}
.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--border);
}
.btn-outline:hover {
    border-color: var(--primary-gold);
    color: var(--primary-gold);
    transform: translateY(-2px);
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    padding: 50px 0 60px;
    background: var(--card-bg);
    border-radius: var(--radius);
    margin: 20px 0 40px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: background var(--transition), border var(--transition);
}
.contact-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
@media (max-width: 820px) {
    .contact-section .container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}
.contact-info h2 {
    font-size: calc(1.8rem * var(--font-scale));
    margin-bottom: 12px;
}
.contact-info p {
    opacity: 0.8;
    margin-bottom: 20px;
}
.contact-info .detail {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
    font-size: calc(0.95rem * var(--font-scale));
}
.contact-info .detail .emoji {
    font-size: 1.4rem;
    width: 32px;
    text-align: center;
}
.contact-info .social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}
.contact-info .social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 1.2rem;
    transition: all 0.25s;
}
.contact-info .social-links a:hover {
    background: var(--primary-gold);
    color: #fff;
    border-color: var(--primary-gold);
    transform: translateY(-3px);
}
.contact-info .map-wrap {
    margin-top: 20px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}
.contact-info .map-wrap iframe {
    width: 100%;
    height: 220px;
    border: 0;
    display: block;
}

.contact-form-wrap h3 {
    font-size: calc(1.4rem * var(--font-scale));
    margin-bottom: 16px;
}
.contact-form-wrap form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.contact-form-wrap .form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.contact-form-wrap label {
    font-weight: 500;
    font-size: calc(0.85rem * var(--font-scale));
}
.contact-form-wrap input,
.contact-form-wrap textarea,
.contact-form-wrap select {
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: calc(0.95rem * var(--font-scale));
    transition: border 0.2s, box-shadow 0.2s;
    font-family: inherit;
    width: 100%;
}
.contact-form-wrap input:focus,
.contact-form-wrap textarea:focus,
.contact-form-wrap select:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.15);
}
.contact-form-wrap textarea {
    min-height: 120px;
    resize: vertical;
}
.contact-form-wrap .btn-submit {
    padding: 14px 32px;
    border-radius: 60px;
    border: none;
    background: var(--primary-gold);
    color: #fff;
    font-weight: 600;
    font-size: calc(1rem * var(--font-scale));
    cursor: pointer;
    transition: all 0.25s;
    align-self: flex-start;
}
.contact-form-wrap .btn-submit:hover {
    background: var(--dark-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(212, 175, 55, 0.3);
}
.form-status {
    margin-top: 12px;
    font-weight: 500;
    padding: 10px 16px;
    border-radius: 8px;
    display: none;
}
.form-status.success {
    display: block;
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}
.form-status.error {
    display: block;
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ===== POPUP CONTACT FORM ===== */
.popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(6px);
    z-index: 999;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.popup-overlay.active {
    display: flex;
}
.popup-form {
    background: var(--card-bg);
    border-radius: var(--radius);
    max-width: 580px;
    width: 100%;
    padding: 36px 40px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    animation: fadeUp 0.4s ease;
}
.popup-form .close-popup {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 1.8rem;
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.2s;
    padding: 4px 10px;
    border-radius: 40px;
}
.popup-form .close-popup:hover {
    opacity: 1;
    background: var(--bg);
}
.popup-form h3 {
    font-size: calc(1.5rem * var(--font-scale));
    margin-bottom: 6px;
    color: var(--primary-gold);
}
.popup-form .subtitle {
    margin-bottom: 20px;
    opacity: 0.7;
    font-size: calc(0.95rem * var(--font-scale));
}
.popup-form .form-group {
    margin-bottom: 16px;
}
.popup-form label {
    font-weight: 500;
    font-size: calc(0.85rem * var(--font-scale));
    display: block;
    margin-bottom: 4px;
}
.popup-form input,
.popup-form textarea,
.popup-form select {
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: calc(0.95rem * var(--font-scale));
    font-family: inherit;
    transition: border 0.2s, box-shadow 0.2s;
}
.popup-form input:focus,
.popup-form textarea:focus,
.popup-form select:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.15);
}
.popup-form textarea {
    min-height: 100px;
    resize: vertical;
}
.popup-form .btn-submit {
    width: 100%;
    padding: 14px;
    border-radius: 60px;
    border: none;
    background: var(--primary-gold);
    color: #fff;
    font-weight: 600;
    font-size: calc(1rem * var(--font-scale));
    cursor: pointer;
    transition: all 0.25s;
    margin-top: 6px;
}
.popup-form .btn-submit:hover {
    background: var(--dark-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(212, 175, 55, 0.3);
}
.popup-form .form-status {
    margin-top: 12px;
}
@media (max-width: 600px) {
    .popup-form {
        padding: 24px 20px;
    }
}

/* ===== FOOTER ===== */
footer {
    padding: 30px 0 20px;
    border-top: 1px solid var(--border);
    margin-top: 20px;
    transition: border var(--transition);
    font-size: calc(0.85rem * var(--font-scale));
}
.footer-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 16px 30px;
}
.footer-inner .copy {
    opacity: 0.6;
}
.footer-inner .footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
}
.footer-inner .footer-links a {
    color: var(--text);
    opacity: 0.7;
    font-weight: 500;
    transition: opacity 0.2s, color 0.2s;
}
.footer-inner .footer-links a:hover {
    opacity: 1;
    color: var(--primary-gold);
}
.footer-inner .footer-contact {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    opacity: 0.7;
}
.footer-inner .footer-contact a {
    color: var(--text);
}
.footer-inner .footer-contact a:hover {
    color: var(--primary-gold);
    opacity: 1;
}

/* ===== AI CHATBOT ===== */
.chatbot-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 200;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary-gold);
    color: #fff;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    box-shadow: 0 8px 32px rgba(212, 175, 55, 0.35);
    transition: all 0.25s;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 8px;
}
.chatbot-toggle img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}
.chatbot-toggle:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 40px rgba(212, 175, 55, 0.45);
}
.chatbot-window {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 380px;
    max-width: calc(100vw - 40px);
    max-height: 500px;
    background: var(--card-bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    z-index: 199;
    display: none;
    flex-direction: column;
    overflow: hidden;
    transition: opacity 0.3s;
}
.chatbot-window.open {
    display: flex;
}
.chatbot-header {
    padding: 14px 20px;
    background: var(--primary-gold);
    color: #fff;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: calc(1rem * var(--font-scale));
    gap: 10px;
}
.chatbot-header .bot-info {
    display: flex;
    align-items: center;
    gap: 10px;
}
.chatbot-header .bot-info img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: contain;
    background: #fff;
    padding: 3px;
}
.chatbot-header button {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.4rem;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s;
    padding: 0 4px;
}
.chatbot-header button:hover {
    opacity: 1;
}
.chatbot-messages {
    padding: 16px 20px;
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 200px;
    max-height: 320px;
}
.chatbot-messages .msg {
    padding: 10px 16px;
    border-radius: 16px;
    max-width: 85%;
    font-size: calc(0.9rem * var(--font-scale));
    line-height: 1.5;
    animation: fadeUp 0.3s ease;
}
.chatbot-messages .msg.bot {
    background: var(--bg);
    border: 1px solid var(--border);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}
.chatbot-messages .msg.user {
    background: var(--primary-gold);
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}
.chatbot-input-wrap {
    display: flex;
    border-top: 1px solid var(--border);
    padding: 10px 14px;
    gap: 10px;
    background: var(--card-bg);
}
.chatbot-input-wrap input {
    flex: 1;
    padding: 10px 14px;
    border-radius: 40px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: calc(0.9rem * var(--font-scale));
    outline: none;
    font-family: inherit;
}
.chatbot-input-wrap input:focus {
    border-color: var(--primary-gold);
}
.chatbot-input-wrap button {
    padding: 10px 20px;
    border-radius: 40px;
    border: none;
    background: var(--primary-gold);
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    font-size: calc(0.9rem * var(--font-scale));
}
.chatbot-input-wrap button:hover {
    background: var(--dark-gold);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        align-items: center;
    }
    .header-controls {
        margin-left: 0;
        justify-content: center;
        width: 100%;
    }
    .hero h1 {
        font-size: calc(2rem * var(--font-scale));
    }
    .hero p {
        font-size: calc(1rem * var(--font-scale));
    }
    .service-tabs .tab-btn {
        padding: 8px 18px;
        font-size: calc(0.85rem * var(--font-scale));
    }
    .sub-service-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
    .sub-sub-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        margin-left: 0;
        padding-left: 0;
        border-left: none;
    }
    .service-detail-view {
        padding: 20px 16px;
    }
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
    .footer-inner .footer-links {
        justify-content: center;
    }
    .footer-inner .footer-contact {
        justify-content: center;
    }
    .chatbot-window {
        right: 10px;
        bottom: 90px;
        width: calc(100vw - 20px);
        max-height: 420px;
    }
    .contact-section .container {
        grid-template-columns: 1fr;
    }
    .contact-info .map-wrap iframe {
        height: 180px;
    }
    .popup-form {
        padding: 24px 20px;
    }
}
@media (max-width: 480px) {
    .header-controls button,
    .header-controls select {
        padding: 4px 10px;
        font-size: calc(0.75rem * var(--font-scale));
        height: 34px;
    }
    .logo-wrap img {
        height: 44px;
    }
    .service-tabs .tab-btn {
        padding: 6px 14px;
        font-size: calc(0.8rem * var(--font-scale));
    }
}

/* ===== SCROLL STYLING ===== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg);
}
::-webkit-scrollbar-thumb {
    background: var(--primary-gold);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--dark-gold);
}