/* ==========================================================
   Questo Premium Design System - Contact Us (SaaS Aesthetic)
   Inspired by Vercel, Stripe, and Linear.
   ========================================================== */

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


:root {
    --contact-bg: #030712;
    --contact-surface: rgba(17, 24, 39, 0.35);
    --contact-surface-hover: rgba(17, 24, 39, 0.5);
    --contact-border: rgba(255, 255, 255, 0.05);
    --contact-border-focus: rgba(249, 223, 123, 0.4);
    --contact-accent: #f9df7b;
    --contact-accent-gradient: linear-gradient(135deg, #c8a84e 0%, #f9df7b 100%);
    --contact-text-primary: #f9fafb;
    --contact-text-secondary: #9ca3af;
    --contact-text-muted: #6b7280;
    --contact-radius: 12px;
}

/* Background Grid Pattern */
.contact-page-wrapper {
    background-color: var(--contact-bg);
    background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.02) 1px, transparent 0);
    background-size: 24px 24px;
    position: relative;
    min-height: calc(100vh - 180px);
    overflow: hidden;
}

/* Subtle Glowing Background Blurs */
.contact-bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(249, 223, 123, 0.015) 0%, transparent 70%);
    top: -100px;
    left: -200px;
    pointer-events: none;
    z-index: 0;
}

.contact-bg-glow-right {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(249, 223, 123, 0.01) 0%, transparent 70%);
    bottom: -100px;
    right: -150px;
    pointer-events: none;
    z-index: 0;
}

/* Core Container */
.contact-container {
    max-width: 1040px;
    margin: 0 auto;
    padding: 110px 24px 120px;
    position: relative;
    z-index: 1;
}

/* Header Section */
.contact-header {
    margin-bottom: 56px;
    text-align: left;
}

.contact-header-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(249, 223, 123, 0.05);
    border: 1px solid rgba(249, 223, 123, 0.15);
    border-radius: 9999px;
    color: var(--contact-accent);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.contact-header h1 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--contact-text-primary);
    letter-spacing: -0.03em;
    margin: 0 0 10px 0;
}

.contact-header p {
    font-size: 0.98rem;
    color: var(--contact-text-secondary);
    max-width: 540px;
    margin: 0;
    line-height: 1.5;
}

/* Grid Layout */
.contact-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 48px;
    align-items: start;
}

@media (max-width: 968px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* Unified Contact Sidebar Card */
.contact-sidebar-card {
    background: var(--contact-surface);
    border: 1px solid var(--contact-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--contact-radius);
    padding: 32px;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.sidebar-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--contact-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 14px;
}

/* Interactive Channel Rows */
.contact-channel-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-channel-row {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.channel-icon {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--contact-border);
    color: var(--contact-text-secondary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.contact-channel-row:hover .channel-icon {
    border-color: rgba(249, 223, 123, 0.2);
    color: var(--contact-accent);
}

.channel-details h4 {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--contact-text-primary);
    margin: 0 0 4px 0;
}

.channel-details p {
    font-size: 0.85rem;
    color: var(--contact-text-secondary);
    line-height: 1.4;
    margin: 0;
}

/* Copy Email Component */
.copy-email-wrapper {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
}

.copy-email-btn {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--contact-border);
    color: var(--contact-text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
    user-select: none;
}

.copy-email-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(249, 223, 123, 0.3);
}

.copy-email-btn i {
    font-size: 0.78rem;
    color: var(--contact-text-secondary);
}

.copy-feedback {
    font-size: 0.78rem;
    color: #10b981;
    font-weight: 500;
    opacity: 0;
    transform: translateX(-5px);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.copy-feedback.show {
    opacity: 1;
    transform: translateX(0);
}

/* Social Grid Styles */
.social-links-grid {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.social-circle-link {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--contact-border);
    color: var(--contact-text-secondary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    text-decoration: none;
}

.social-circle-link:hover {
    background: rgba(249, 223, 123, 0.06);
    border-color: var(--contact-accent);
    color: var(--contact-accent);
    transform: translateY(-1px);
}

/* Premium Form Card */
.contact-form-card {
    background: var(--contact-surface);
    border: 1px solid var(--contact-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--contact-radius);
    padding: 40px;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
    box-sizing: border-box;
}

@media (max-width: 640px) {
    .contact-form-card {
        padding: 24px;
    }
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 640px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}

.form-field {
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--contact-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-field input,
.form-field textarea {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--contact-border);
    border-radius: 8px;
    padding: 12px 16px;
    color: #ffffff;
    font-size: 0.92rem;
    font-family: inherit;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
    box-sizing: border-box;
}

.form-field input:disabled {
    background: rgba(255, 255, 255, 0.01);
    border-color: rgba(255, 255, 255, 0.03);
    color: var(--contact-text-muted);
    cursor: not-allowed;
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--contact-border-focus);
    background: rgba(255, 255, 255, 0.04);
    box-shadow: 0 0 0 2px rgba(249, 223, 123, 0.08);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: rgba(255, 255, 255, 0.15);
}

.field-error {
    color: #f87171;
    font-size: 0.78rem;
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

/* Submit Action Button */
.submit-action-wrap {
    margin-top: 32px;
}

.contact-primary-btn {
    background: var(--contact-accent-gradient);
    color: #020617;
    border: none;
    border-radius: 8px;
    padding: 14px 28px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    box-shadow: 0 4px 12px rgba(200, 168, 78, 0.15);
    letter-spacing: 0.02em;
}

.contact-primary-btn:hover {
    transform: translateY(-0.5px);
    box-shadow: 0 6px 18px rgba(249, 223, 123, 0.25);
    opacity: 0.95;
}

.contact-primary-btn:active {
    transform: translateY(0);
}

.contact-primary-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.contact-primary-btn i {
    font-size: 0.82rem;
    transition: transform 0.2s ease;
}

.contact-primary-btn:hover i {
    transform: translate(2px, -1px);
}

/* Secure footer warning */
.secure-footer-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--contact-text-muted);
    margin-top: 24px;
    text-transform: lowercase;
    letter-spacing: 0.02em;
}

.secure-footer-notice i {
    font-size: 0.72rem;
    color: var(--contact-text-muted);
}

/* ============================================================
   RESPONSIVE DESIGN (Tablet, Mobile & Small Devices)
   ============================================================ */

/* Tablet & Intermediate Screens (≤ 968px) */
@media (max-width: 968px) {
    .contact-container {
        padding: 95px 20px 80px;
    }

    .contact-header {
        margin-bottom: 40px;
    }

    .contact-header h1 {
        font-size: clamp(1.6rem, 4.5vw, 2.1rem);
    }

    .contact-sidebar-card {
        padding: 26px 22px;
        gap: 26px;
    }

    .contact-form-card {
        padding: 32px 24px;
    }
}

/* Mobile Devices (≤ 640px) */
@media (max-width: 640px) {
    .contact-page-wrapper {
        min-height: calc(100vh - 120px);
    }

    .contact-container {
        padding: 95px 16px 60px;
    }

    .contact-header {
        margin-bottom: 24px;
    }

    .contact-header-badge {
        font-size: 0.68rem;
        padding: 4px 10px;
        margin-bottom: 10px;
    }

    .contact-header h1 {
        font-size: clamp(1.35rem, 6vw, 1.75rem);
        margin-bottom: 6px;
    }

    .contact-header p {
        font-size: 0.86rem;
        line-height: 1.55;
    }

    /* Grid & Cards */
    .contact-grid {
        gap: 20px;
    }

    .contact-sidebar-card {
        padding: 18px 14px;
        gap: 20px;
        border-radius: 12px;
    }

    .sidebar-section-title {
        font-size: 0.7rem;
        margin-bottom: 10px;
    }

    .contact-channel-list {
        gap: 16px;
    }

    .contact-channel-row {
        gap: 12px;
    }

    .channel-icon {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
        border-radius: 7px;
    }

    .channel-details h4 {
        font-size: 0.84rem;
    }

    .channel-details p {
        font-size: 0.78rem;
    }

    .copy-email-btn {
        font-size: 0.78rem;
        padding: 5px 10px;
        gap: 6px;
    }

    .social-circle-link {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
        border-radius: 7px;
    }

    .contact-form-card {
        padding: 20px 14px;
        border-radius: 12px;
    }

    .form-field {
        margin-bottom: 16px;
        gap: 6px;
    }

    .form-field label {
        font-size: 0.72rem;
    }

    .form-field input,
    .form-field textarea {
        padding: 10px 12px;
        font-size: 0.88rem;
        border-radius: 7px;
    }

    .submit-action-wrap {
        margin-top: 20px;
    }

    .contact-primary-btn {
        padding: 12px 20px;
        font-size: 0.85rem;
        border-radius: 7px;
    }

    .secure-footer-notice {
        font-size: 0.7rem;
        margin-top: 18px;
    }
}

/* Small Phones (≤ 400px) */
@media (max-width: 400px) {
    .copy-email-btn {
        font-size: 0.74rem;
        padding: 4px 8px;
        word-break: break-all;
    }

    .social-links-grid {
        gap: 6px;
    }

    .social-circle-link {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
}