*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary: #1a6b5a;
    --primary-light: #2d9474;
    --primary-dark: #0f4038;
    --accent: #e08b00;
    --accent-light: #f5a623;
    --dark: #f5f7f6;
    --dark2: #eef1ef;
    --dark3: #e4eae7;
    --card: #ffffff;
    --text: #1a2e27;
    --text-muted: #5a7068;
    --border: rgba(26, 107, 90, 0.12);
    --radius: 16px;
    --shadow: 0 20px 60px rgba(26, 107, 90, 0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans TC', sans-serif;
    background: var(--dark);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.7;
}

/* ── NAV ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
    height: 72px;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    height: 60px;
    box-shadow: 0 2px 20px rgba(26, 107, 90, 0.1);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.nav-logo img {
    height: 44px;
    filter: brightness(1.1);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-dark);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff !important;
    padding: 0 24px;
    height: 42px;
    border-radius: 50px;
    font-weight: 600 !important;
    box-shadow: 0 4px 20px rgba(26, 107, 90, 0.4);
    transition: all 0.3s ease !important;
    line-height: 1;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(26, 107, 90, 0.6) !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary-dark);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ── PAGE HEADER ── */
.page-header {
    padding: 160px 5% 100px;
    background: linear-gradient(135deg, #e8f5f0 0%, #c8e8df 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('images/repair.jpg') center/cover no-repeat;
    opacity: 0.05;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-light);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
    position: relative;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    color: var(--primary-dark);
    margin-bottom: 20px;
    position: relative;
}

/* ── FORM SECTION ── */
.form-section {
    padding: 80px 5%;
    margin-top: -60px;
    position: relative;
    z-index: 10;
}

.form-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 60px;
    border: 1px solid var(--border);
}

.form-group-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-group-title::before {
    content: '';
    width: 4px;
    height: 24px;
    background: var(--primary);
    border-radius: 2px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 48px;
}

.form-full {
    grid-column: span 2;
}

.input-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-field label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
}

.ui-input, .input-text {
    width: 100%;
    padding: 14px 20px;
    border-radius: 12px;
    border: 1px solid var(--dark3);
    background: #fcfdfc;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text);
    transition: all 0.3s ease;
}

.ui-input:focus, .input-text:focus {
    outline: none;
    border-color: var(--primary-light);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(45, 148, 116, 0.1);
}

.msgerror {
    color: #d9534f;
    font-size: 0.8rem;
    margin-top: 4px;
}

/* ── API Integration Styling ── */
.js-twzipcode {
    display: flex;
    gap: 12px;
}
.js-twzipcode select {
    flex: 1;
    padding: 14px;
    border-radius: 12px;
    border: 1px solid var(--dark3);
    background: #fcfdfc;
}

/* Input Plugin Elements */
.inputtool {
    list-style: none;
    padding: 0;
    margin: 10px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.inputtool li {
    background: var(--dark2);
    padding: 8px 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}
.inputtool .rowdelete {
    cursor: pointer;
    color: #d9534f;
    font-weight: bold;
}
.inputtool .rowdelete::before {
    content: '×';
    font-size: 1.2rem;
}

/* Checkbox styling from plugin */
input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

/* File Upload Injected Styles */
.js-api + input[type="file"] {
    display: block;
    margin: 10px 0;
    font-size: 0.9rem;
}

.agreement-box {
    background: var(--dark2);
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 40px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.agreement-box a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.btn-submit {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 30px rgba(26, 107, 90, 0.4);
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(26, 107, 90, 0.6);
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* ── FOOTER ── */
footer {
    background: var(--primary-dark);
    padding: 60px 5% 32px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto 48px;
}

.footer-brand img {
    height: 48px;
    margin-bottom: 20px;
    filter: brightness(1.3);
}

.footer-col h4 {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.8rem;
}

/* ── MOBILE MENU ── */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1500;
    background: rgba(255, 255, 255, 0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu a {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary-dark);
    text-decoration: none;
}

.mobile-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: var(--primary-dark);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ── SCROLL ANIMATION ── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: all 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 680px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .form-full {
        grid-column: span 1;
    }
    .form-container {
        padding: 30px 20px;
    }
}