/* ==================== CSS Variables (same as main site) ==================== */
:root {
    --color-bg: #000000;
    --color-bg-secondary: #05050A;
    --color-bg-card: #0C0C14;
    --color-bg-card-hover: #12121C;
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(255, 255, 255, 0.14);
    --color-text: #FFFFFF;
    --color-text-secondary: rgba(255, 255, 255, 0.6);
    --color-text-tertiary: rgba(255, 255, 255, 0.35);
    --color-primary: #6366F1;
    --color-primary-hover: #818CF8;
    --color-primary-glow: rgba(99, 102, 241, 0.35);
    --color-accent: #8B5CF6;
    --color-accent-2: #A78BFA;
    --color-success: #22C55E;
    --color-error: #EF4444;
    --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

/* ==================== Reset & Base ==================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== Navbar ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 18px;
}

.logo-icon {
    display: flex;
    align-items: center;
}

.logo-text {
    background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--color-text-secondary);
    font-weight: 400;
    padding: 8px 16px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.04);
}

.back-link:hover {
    color: var(--color-text);
    border-color: var(--color-border-hover);
    background: rgba(255, 255, 255, 0.08);
}

/* ==================== Main Layout ==================== */
.contact-main {
    padding-top: 64px;
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
}

.contact-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.contact-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
}

.contact-glow-1 {
    width: 700px;
    height: 700px;
    background: var(--color-primary);
    top: -200px;
    left: -100px;
    opacity: 0.08;
}

.contact-glow-2 {
    width: 500px;
    height: 500px;
    background: var(--color-accent);
    bottom: -150px;
    right: -100px;
    opacity: 0.06;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 60px 0;
}

/* ==================== Left: Info ==================== */
.contact-info {
    position: relative;
}

.contact-info-inner {
    max-width: 500px;
}

.info-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: 40px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    font-size: 14px;
    color: var(--color-primary-hover);
    font-weight: 500;
    margin-bottom: 28px;
}

.info-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    animation: dotBlink 2s ease-in-out infinite;
}

@keyframes dotBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.info-title {
    font-size: 48px;
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
}

.info-title-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-2) 40%, #C084FC 70%, #E879F9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.info-benefits {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.benefit-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.15);
    color: #4ADE80;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.benefit-text strong {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
}

.benefit-text span {
    font-size: 14px;
    color: var(--color-text-tertiary);
}

.info-trust {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 20px 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.trust-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.trust-number {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, var(--color-accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.trust-label {
    font-size: 12px;
    color: var(--color-text-tertiary);
    font-weight: 400;
}

.trust-divider {
    width: 1px;
    height: 32px;
    background: var(--color-border);
    flex-shrink: 0;
}

/* ==================== Right: Form ==================== */
.contact-form-wrapper {
    position: relative;
}

.form-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: 40px 36px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.form-header {
    margin-bottom: 32px;
}

.form-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.form-desc {
    font-size: 15px;
    color: var(--color-text-secondary);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.required {
    color: var(--color-error);
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition);
    outline: none;
}

.form-input::placeholder {
    color: var(--color-text-tertiary);
}

.form-input:focus {
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.04);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input.input-error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-msg {
    font-size: 13px;
    color: var(--color-error);
    margin-top: 4px;
}

.form-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='rgba(255,255,255,0.35)' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-select option {
    background: #1a1a2e;
    color: var(--color-text);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

/* Radio Cards */
.form-radio-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.radio-card {
    cursor: pointer;
}

.radio-card input {
    display: none;
}

.radio-card-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.02);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.radio-card input:checked + .radio-card-inner {
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.08);
    color: var(--color-primary-hover);
    box-shadow: 0 0 0 1px var(--color-primary);
}

.radio-card:hover .radio-card-inner {
    border-color: var(--color-border-hover);
    background: rgba(255, 255, 255, 0.04);
}

/* Submit Button */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: white;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px var(--color-primary-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 30px var(--color-primary-glow);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-submit {
    width: 100%;
    padding: 16px 28px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 14px;
    margin-top: 4px;
}

.btn-text {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.form-privacy {
    font-size: 12px;
    color: var(--color-text-tertiary);
    text-align: center;
    line-height: 1.6;
}

/* ==================== Success Modal ==================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: 48px 40px;
    max-width: 440px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: modalIn 0.3s ease-out;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-icon {
    margin-bottom: 20px;
}

.modal-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 12px;
}

.modal-desc {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}

.modal-desc strong {
    color: var(--color-primary-hover);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text-secondary);
    padding: 12px 28px;
    border-radius: 12px;
    font-size: 15px;
    border: 1px solid var(--color-border);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text);
    border-color: var(--color-border-hover);
}

.btn-modal {
    padding: 14px 36px;
}

/* ==================== Responsive ==================== */
@media (min-width: 1440px) {
    .info-title {
        font-size: 54px;
    }
}

@media (max-width: 1024px) {
    .contact-layout {
        gap: 40px;
    }

    .info-title {
        font-size: 40px;
    }

    .form-card {
        padding: 32px 28px;
    }
}

@media (max-width: 768px) {
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 40px 0;
    }

    .contact-info-inner {
        max-width: 100%;
        text-align: center;
    }

    .info-badge {
        justify-content: center;
    }

    .info-title {
        font-size: 36px;
    }

    .info-benefits {
        text-align: left;
    }

    .info-trust {
        justify-content: center;
    }

    .form-card {
        padding: 28px 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .info-title {
        font-size: 30px;
    }

    .info-subtitle {
        font-size: 16px;
    }

    .form-radio-group {
        grid-template-columns: 1fr;
    }

    .info-trust {
        flex-direction: column;
        gap: 16px;
    }

    .trust-divider {
        width: 40px;
        height: 1px;
    }
}