/* css/style.css */

/* ==================== VARIABLES ==================== */
:root {
    --primary: #3082ED;
    --primary-dark: #1c6ac9;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg-white: #ffffff;
    --bg-light: #f3f4f6;
    --radius: 12px;
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
    font-family: var(--font-main);
    color: var(--text);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

ul {
    list-style: none;
}

/* ==================== LAYOUT ==================== */
.split-screen {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

/* Left Column - Form */
.split-left {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
    background: var(--bg-white);
}

.left-content {
    width: 100%;
    max-width: 420px;
    text-align: center;
}

/* Right Column - Hero/Slogan */
.split-right {
    flex: 1.5;
    background: linear-gradient(135deg, var(--primary) 0%, #1c5bb3 100%);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 30px;
    text-align: center;
}

.app-content {
    max-width: 640px;
    width: 100%;
}

/* ===== LANGUAGE SWITCHER ===== */
.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 100;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    min-width: 70px;
    justify-content: center;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.lang-icon {
    width: 16px;
    height: 16px;
    filter: invert(1);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    width: 200px;
    max-height: 400px;
    overflow-y: auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 101;
}

.language-switcher:hover .lang-dropdown,
.lang-dropdown:hover {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-list {
    padding: 8px 0;
}

.lang-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: none;
    color: #333;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
}

.lang-option:hover {
    background: #f0f7ff;
    color: #0066cc;
}

.lang-option.active {
    background: #e6f2ff;
    color: #0052cc;
    font-weight: 500;
}

.lang-name {
    flex: 1;
}

.lang-code {
    font-size: 12px;
    opacity: 0.7;
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
    min-width: 32px;
    text-align: center;
}

.lang-option:hover .lang-code {
    background: #e0e0e0;
}

/* Scrollbar styling dropdown */
.lang-dropdown::-webkit-scrollbar {
    width: 6px;
}

.lang-dropdown::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 0 12px 12px 0;
}

.lang-dropdown::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 3px;
}

.lang-dropdown::-webkit-scrollbar-thumb:hover {
    background: #999;
}

/* Responsive */
@media (max-width: 768px) {
    .language-switcher {
        top: 15px;
        right: 15px;
    }
    
    .lang-btn {
        padding: 6px 14px;
        font-size: 13px;
        min-width: 65px;
    }
    
    .lang-dropdown {
        width: 180px;
        max-height: 350px;
    }
    
    .lang-option {
        padding: 8px 14px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .language-switcher {
        top: 10px;
        right: 10px;
    }
    
    .lang-btn {
        padding: 5px 12px;
        font-size: 12px;
        min-width: 60px;
    }
    
    .lang-icon {
        width: 14px;
        height: 14px;
    }
}

/* ==================== COMPONENTS ==================== */

/* === Logo === */
.logo-top {
    text-align: center;
    margin-bottom: 1.5rem;
}

.logo-image {
    height: 40px;
    width: auto;
    filter: brightness(0) saturate(100%) invert(47%) sepia(87%) saturate(2000%) hue-rotate(195deg) brightness(100%) contrast(101%);
}

/* === Header === */
.join-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.join-header h1 {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

.join-header p {
    font-size: 1rem;
    color: var(--text-light);
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.5;
}

/* === Form === */
.waitlist-form {
    max-width: 400px;
    margin: 0 auto;
}

.waitlist-form .form-group {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    margin-bottom: 1.2rem;
    text-align: left;
}

.waitlist-form label {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 5px;
    color: var(--text);
}

.input-field {
    width: 100%;
    padding: 12px 14px;
    font-size: 1rem;
    border-radius: var(--radius);
    border: 2px solid #e5e7eb;
    background-color: #f9fafb;
    transition: all 0.3s ease;
}

.input-field:focus {
    border-color: var(--primary);
    background-color: #fff;
    box-shadow: 0 0 0 4px rgba(48, 130, 237, 0.15);
    outline: none;
}

select.input-field {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 48px;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 20px;
    cursor: pointer;
}

/* Tiny text note */
.tiny-text {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 4px;
    display: block;
    margin-left: 16px;
    line-height: 1.4;
}

/* Button */
.btn-primary {
    width: 100%;
    padding: 13px;
    margin-top: 0.5rem;
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    background-color: var(--primary);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(48, 130, 237, 0.25);
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

/* === Bottom Links === */
.bottom-links {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    text-align: center;
    color: var(--text-light);
}

.bottom-links a {
    color: var(--primary);
    font-weight: 600;
    margin: 0 8px;
    transition: all 0.2s ease;
}

.bottom-links a:hover {
    text-decoration: underline;
}

/* === Footer === */
.page-footer {
    margin-top: 2rem;
    font-size: 0.8rem;
    text-align: center;
    color: var(--text-light);
}

.page-footer p {
    margin: 0.4rem 0;
}

.page-footer a {
    color: var(--primary);
    text-decoration: underline;
}

/* Hero Content - Right Side */
.app-title {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
}

.app-desc {
    font-size: 1.1rem;
    opacity: 0.95;
    margin-bottom: 2rem;
    font-weight: 400;
}

/* ==================== FEATURES LIST ==================== */
.app-features {
    list-style: none;
    padding: 0;
    margin: 6px 0;
    text-align: left;
    display: inline-block;
    max-width: 420px;
}

.app-features li {
    display: flex;
    align-items: center;
    margin-bottom: 7px;
    font-size: 1.1rem;
    line-height: 1.4;
    padding: 6px 0;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    margin-right: 8px;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Early access improvements */
.early-access {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.early-access h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: white;
}

.early-features {
    list-style: none;
    padding: 0;
    margin: 0 0 15px 0;
    text-align: left;
}

.early-features li {
    margin-bottom: 12px;
    font-size: 1rem;
    line-height: 1.5;
    padding-left: 24px;
    position: relative;
}

.early-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #10B981;
    font-weight: bold;
    font-size: 1rem;
}

.early-features strong {
    color: #fbbf24;
    font-weight: 700;
}

.note {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
    margin-top: 12px;
    line-height: 1.4;
    padding: 10px 14px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}

/* Contact footer */
.contact-footer {
    margin-top: 25px;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.contact-footer p {
    margin: 0;
}

.contact-footer a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
    padding: 2px 0; 
}

/* under line hover */
.contact-footer a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: 0;
    left: 0;
    background-color: rgba(255, 255, 255, 0.8);
    transition: width 0.3s ease;
}

.contact-footer a:hover {
    color: rgba(255, 255, 255, 0.95);
}

.contact-footer a:hover::after {
    width: 100%;
}


/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .app-title {
        font-size: 2.6rem;
    }
}

@media (max-width: 900px) {
    .split-screen {
        flex-direction: column;
    }

    .split-right {
        flex: none;
        min-height: 40vh;
        padding: 50px 20px;
    }

    .split-left {
        padding: 40px 20px;
    }

    .app-title {
        font-size: 2.2rem;
    }

    .app-desc {
        font-size: 1rem;
    }

    .join-header h1 {
        font-size: 2rem;
    }

    .logo-top {
        margin-bottom: 1.2rem;
    }
}

@media (max-width: 480px) {
    .join-header h1 {
        font-size: 1.8rem;
    }

    .app-title {
        font-size: 1.8rem;
    }

    .bottom-links a {
        display: block;
        margin: 8px 0;
    }

    .page-footer {
        margin-top: 1.5rem;
    }
}

/* ==================== CONCEPT PAGE ==================== */

.concept-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 20px 40px;
    min-height: calc(100vh - 60px);
    display: flex;
    flex-direction: column;
}

/* Logo styling */
.concept-logo {
    text-align: center;
    padding: 10px 0 20px;
    margin-bottom: 10px;
    flex-shrink: 0;
}

.concept-logo-img {
    height: 40px;
    width: auto;
    filter: brightness(0) saturate(100%) invert(47%) sepia(87%) saturate(2000%) hue-rotate(195deg) brightness(100%) contrast(101%);
    cursor: pointer;
    transition: transform 0.3s ease;
}

.concept-logo-img:hover {
    transform: scale(1.05);
}

/* Header styling */
.concept-header {
    text-align: center;
    margin-bottom: 30px;
    flex-shrink: 0;
}

.concept-title {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.concept-subtitle {
    font-size: 1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
}

/* Section styling */
.concept-section {
    margin-bottom: 25px;
    flex: 1;
}

.section-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 18px;
    text-align: center;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}

/* Accordion styling */
.accordion {
    margin: 12px 0;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    border: 1px solid #e9ecef;
}

.accordion-header {
    background-color: var(--bg-light);
    padding: 5px 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.accordion-header:hover {
    background-color: #e9ecef;
}

.accordion-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
}

.accordion-icon {
    font-size: 1.3rem;
    font-weight: 300;
    color: var(--text-light);
    transition: transform 0.3s ease;
    min-width: 18px;
    text-align: center;
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s;
    background-color: var(--bg-white);
    line-height: 1.5;
}

.accordion-content.active {
    padding: 18px 20px;
    max-height: 2000px;
}

.accordion-content p {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.accordion-content p:last-child {
    margin-bottom: 0;
}

/* Concept list */
.concept-list {
    padding-left: 0;
    margin: 12px 0;
}

.concept-list li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 24px;
    color: var(--text);
    font-size: 0.9rem;
}

.concept-list li:last-child {
    border-bottom: none;
}

.concept-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
    font-size: 0.95rem;
}

/* Note text */
.note-text {
    font-style: italic;
    color: var(--text-light);
    margin-top: 12px;
    padding: 10px 14px;
    background-color: #f8f9fa;
    border-radius: var(--radius);
    border-left: 3px solid #ffc107;
    font-size: 0.85rem;
}

/* CTA Section */
.concept-cta {
    margin: 30px 0 20px;
    padding: 25px;
    text-align: center;
    border: 1px dashed var(--primary);
    background-color: #f8fbff;
    border-radius: var(--radius);
    flex-shrink: 0;
}

.cta-desc {
    font-size: 0.95rem;
    color: var(--text);
    margin-bottom: 10px;
    line-height: 1.5;
}

.final-note {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 0.9rem;
    line-height: 1.4;
}

.cta-sub {
    margin-top: 10px;
    color: var(--text-light);
    font-size: 0.85rem;
}

/* CTA Button - style .btn-primary */
.concept-cta .btn-primary {
    width: auto;
    min-width: 200px;
    padding: 12px 28px;
    font-size: 1rem;
    display: inline-block;
    margin: 8px auto;
}

/* Responsive for concept page */
@media (max-width: 768px) {
    .concept-container {
        padding: 15px 15px 35px;
        min-height: calc(100vh - 50px);
    }
    
    .concept-title {
        font-size: 1.7rem;
    }
    
    .concept-subtitle {
        font-size: 0.95rem;
        padding: 0 10px;
    }
    
    .section-title {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }
    
    .accordion-header {
        padding: 10px 18px;
    }
    
    .accordion-header h3 {
        font-size: 0.95rem;
        padding-right: 10px;
    }
    
    .accordion-content {
        padding: 0 18px;
    }
    
    .accordion-content.active {
        padding: 16px 18px;
    }
    
    .concept-cta {
        padding: 20px 15px;
        margin: 25px 0 15px;
    }
    
    .concept-cta .btn-primary {
        width: 100%;
        min-width: unset;
        padding: 12px 20px;
        font-size: 0.95rem;
    }
    
    .concept-logo-img {
        height: 35px;
    }
    
    .concept-logo {
        padding: 8px 0 15px;
    }
}

@media (max-width: 480px) {
    .concept-title {
        font-size: 1.5rem;
    }
    
    .concept-subtitle {
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.2rem;
    }
    
    .accordion-header h3 {
        font-size: 0.9rem;
    }
    
    .concept-cta {
        padding: 18px 12px;
        margin: 20px 0 10px;
    }
    
    .concept-cta .btn-primary {
        padding: 11px 16px;
    }
    
    .concept-list li {
        padding-left: 20px;
        font-size: 0.85rem;
    }
}

/* ==================== TERMS PAGE ==================== */

/* Scope note styling */
.scope-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 20px;
    font-style: italic;
    padding: 10px;
    background-color: #f8f9fa;
    border-radius: var(--radius);
    max-width: 700px;
    margin: 0 auto 20px;
    line-height: 1.4;
}

/* Email link styling */
.email-link {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px dotted var(--primary);
    transition: all 0.2s ease;
}

.email-link:hover {
    color: var(--primary-dark);
    border-bottom-style: solid;
}

/* Terms page specific adjustments */
.terms-container .concept-title {
    font-size: 1.8rem;
}

.terms-container .concept-subtitle {
    max-width: 800px;
    font-size: 1rem;
}

/* Legal list items */
.terms-list-item {
    border-bottom: 1px solid #eee;
    padding: 10px 0 10px 28px;
    position: relative;
    font-size: 0.9rem;
}

.terms-list-item:last-child {
    border-bottom: none;
}

.terms-list-item:before {
    content: "•";
    color: var(--primary);
    font-size: 1.3rem;
    position: absolute;
    left: 0;
    top: 10px;
}

/* Adjust CTA for terms page */
.terms-container .concept-cta {
    margin-top: 30px;
    padding: 25px;
    background-color: #f0f7ff;
    border: 1px solid var(--primary);
}

.terms-container .concept-cta .btn-primary {
    background-color: var(--primary);
    min-width: 180px;
}

.terms-container .concept-cta .btn-primary:hover {
    background-color: var(--primary-dark);
}

/* Responsive for terms page */
@media (max-width: 768px) {
    .scope-note {
        font-size: 0.85rem;
        padding: 8px;
        margin-bottom: 15px;
    }
    
    .terms-container .concept-title {
        font-size: 1.6rem;
    }
    
    .terms-container .concept-subtitle {
        font-size: 0.95rem;
    }
    
    .terms-list-item {
        padding-left: 24px;
        font-size: 0.85rem;
    }
    
    .terms-container .concept-cta {
        margin-top: 25px;
        padding: 20px 15px;
    }
}

@media (max-width: 480px) {
    .terms-container .concept-title {
        font-size: 1.4rem;
    }
    
    .terms-container .concept-subtitle {
        font-size: 0.9rem;
    }
    
    .terms-container .concept-cta .btn-primary {
        width: 100%;
        min-width: unset;
    }
    
    .terms-list-item {
        padding-left: 22px;
    }
    
    .terms-list-item:before {
        font-size: 1.2rem;
        top: 8px;
    }
}

/* ==================== FEEDBACK PAGE ==================== */

.feedback-form-container {
    max-width: 700px;
    margin: 5px auto 30px;
    padding: 25px;
    background-color: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: 0 3px 12px rgba(0,0,0,0.05);
    border: 1px solid #e9ecef;
    flex: 1;
    
}

/* Form intro */
.form-intro {
    text-align: center;
    margin-bottom: 10px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.form-intro p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.5;
    margin: 0 auto;
    max-width: 600px;
}

/* Form styling specific to feedback */
.feedback-form .form-group {
    margin-bottom: 10px;
}

.feedback-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
    font-size: 0.9rem;
}

/* Textarea specific styling */
.textarea-field {
    min-height: 140px;
    max-height: 100px;
    resize: vertical;
    line-height: 1.5;
    padding: 12px;
    font-family: var(--font-main);
    font-size: 0.95rem;
}

/* Form notes */
.form-note {
    display: block;
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 8px;
    font-style: italic;
}

/* Checkbox styling */
.checkbox-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    font-weight: normal;
    margin-top: 8px;
    line-height: 1.4;
    font-size: 0.9rem;
}

.checkbox-label input[type="checkbox"] {
    margin-right: 8px;
    margin-top: 10px;
    width: 16px;
    height: 16px;
    min-width: 16px;
    cursor: pointer;
    accent-color: var(--primary);
}

/* Form actions */
.form-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.submit-btn {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
}

.btn-secondary {
    display: block;
    text-align: center;
    padding: 11px;
    background-color: transparent;
    color: var(--text-light);
    border: 1px solid #e9ecef;
    border-radius: var(--radius);
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 0.9rem;
}

.btn-secondary:hover {
    background-color: #f8f9fa;
    border-color: var(--text-light);
    color: var(--text);
}

/* Disabled fields styling */
.input-field:disabled {
    background-color: #f8f9fa;
    color: #adb5bd;
    cursor: not-allowed;
    opacity: 0.7;
}

/* Responsive for feedback page */
@media (max-width: 768px) {
    .feedback-form-container {
        padding: 20px 18px;
        margin: 15px auto 25px;
    }
    
    .feedback-info {
        padding: 20px 18px;
        margin: 25px auto 15px;
    }
    
    .feedback-info h3 {
        font-size: 1.2rem;
    }
    
    .form-intro p {
        font-size: 0.95rem;
    }
    
    .textarea-field {
        min-height: 120px;
    }
    
    .submit-btn,
    .btn-secondary {
        padding: 11px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .feedback-form-container {
        padding: 18px 15px;
        margin: 15px auto 20px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }
    
    .feedback-info {
        padding: 18px 15px;
        margin: 20px auto 15px;
    }
    
    .feedback-info h3 {
        font-size: 1.1rem;
    }
    
    .form-intro p {
        font-size: 0.9rem;
    }
    
    .textarea-field {
        min-height: 100px;
        padding: 10px;
    }
    
    .feedback-form .form-group {
        margin-bottom: 16px;
    }
    
    .form-actions {
        margin-top: 20px;
        gap: 8px;
    }
    
    .feedback-info .concept-list li {
        padding-left: 22px;
        font-size: 0.85rem;
    }
}

/* ==================== SUCCESS PAGES ==================== */

/* Success page specific styling */
.success-page .concept-container {
    max-width: 700px;
    padding: 15px 10px 30px;
    min-height: calc(100vh - 50px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.success-message-container {
    text-align: center;
    padding: 20px 0;
    margin-top: 1px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Success icon */
.success-icon {
    margin: 0 auto 20px;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Success text */
.success-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 12px;
    line-height: 1.2;
}

.success-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 20px;
    max-width: 600px;
    margin: 0 auto 5px;
    line-height: 1.5;
}

/* Success details */
.success-details {
    text-align: left;
    margin: 20px auto;
    padding: 25px;
    background-color: var(--bg-light);
    border-radius: var(--radius);
    max-width: 600px;
}

.success-details h3 {
    font-size: 1.3rem;
    color: var(--text);
    margin-bottom: 5px;
    text-align: center;
    font-weight: 700;
}

.success-details p {
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.success-details .concept-list {
    margin: 15px 0;
}

.success-details .concept-list li {
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding: 10px 0 10px 28px;
    color: var(--text);
    font-size: 0.9rem;
}

.success-details .concept-list li:last-child {
    border-bottom: none;
}

.success-details .concept-list li:before {
    content: "✓";
    color: var(--primary);
    font-weight: bold;
    font-size: 1rem;
}

/* Success note */
.success-note {
    margin-top: 10px;
    padding: 10px;
    background-color: #f0f7ff;
    border-radius: var(--radius);
    border-left: 3px solid var(--primary);
    font-style: italic;
    color: var(--text);
    text-align: center;
    font-size: 0.95rem;
    line-height: 1.4;
}

/* Impact box for thanks page */
.impact-box {
    background-color: #f8f9fa;
    border: 1px dashed #dee2e6;
    margin: 10px 0;
    padding: 10px;
    text-align: left;
    border-radius: var(--radius);
}

.impact-box h4 {
    color: var(--primary);
    margin-bottom: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
}

.impact-box .concept-list li:before {
    content: "→";
    color: var(--primary);
    font-size: 1rem;
}

/* Success actions */
.success-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 350px;
    margin: 25px auto 0;
    flex-shrink: 0;
}

.success-actions .btn-primary,
.success-actions .btn-secondary {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
}

/* Responsive for success pages */
@media (max-width: 768px) {
    .success-page .concept-container {
        padding: 15px 15px 35px;
    }
    
    .success-title {
        font-size: 1.8rem;
    }
    
    .success-subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
    }
    
    .success-details {
        padding: 20px 18px;
        margin: 20px auto;
    }
    
    .success-details h3 {
        font-size: 1.2rem;
    }
    
    .success-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 15px;
    }
    
    .success-actions {
        max-width: 100%;
        margin-top: 20px;
    }
    
    .impact-box {
        margin: 15px 0;
        padding: 18px;
    }
}

@media (max-width: 480px) {
    .success-title {
        font-size: 1.6rem;
    }
    
    .success-subtitle {
        font-size: 0.95rem;
    }
    
    .success-details {
        padding: 18px 15px;
    }
    
    .success-details .concept-list li {
        padding-left: 24px;
        font-size: 0.85rem;
    }
    
    .success-note {
        padding: 12px;
        font-size: 0.9rem;
        margin-top: 15px;
    }
    
    .success-actions {
        gap: 8px;
    }
    
    .success-actions .btn-primary,
    .success-actions .btn-secondary {
        padding: 11px;
        font-size: 0.95rem;
    }
    
    .impact-box h4 {
        font-size: 1rem;
    }
}

/* ==================== FORM VALIDATION ==================== */

/* Disabled field styling */
.disabled-field {
    background-color: #f8f9fa;
    color: #adb5bd;
    cursor: not-allowed;
    opacity: 0.7;
}

/* Error state for form fields */
.input-field.error,
.textarea-field.error,
select.input-field.error {
    border-color: #ef4444;
    background-color: #fef2f2;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Error message styling */
.error-message {
    display: block;
    margin-top: 5px;
    font-size: 0.8rem;
    color: #ef4444;
    font-weight: 500;
}

/* Success state for form fields */
.input-field.success,
.textarea-field.success {
    border-color: #10B981;
    background-color: #f0fdf4;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* for container hight */
.concept-container, 
.terms-container,
.feedback-container {
    flex: 1;
}