/* AutoDubbing Signup Page Styles - Dark Theme */

:root {
    --primary-bg: #000000;
    --secondary-bg: #0a0a0a;
    --card-bg: #141414;
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --text-muted: #666666;
    --accent-blue: #007AFF;
    --accent-teal: #00D4AA;
    --success: #00C896;
    --error: #FF3B30;
    --warning: #FF9500;
    --border-color: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--primary-bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    position: relative;
    overflow-x: hidden;
}

/* Premium dark gradient background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(0, 212, 170, 0.18) 0%, rgba(0, 212, 170, 0.08) 50%, transparent 80%),
        radial-gradient(ellipse at 80% 80%, rgba(0, 122, 255, 0.16) 0%, rgba(0, 122, 255, 0.06) 50%, transparent 80%),
        linear-gradient(45deg, 
            rgba(0, 122, 255, 0.10) 0%, 
            transparent 15%, 
            rgba(0, 212, 170, 0.12) 35%, 
            transparent 55%, 
            rgba(0, 122, 255, 0.08) 75%, 
            transparent 100%),
        radial-gradient(circle at 25% 25%, rgba(0, 212, 170, 0.08) 0%, transparent 60%),
        radial-gradient(circle at 75% 75%, rgba(0, 122, 255, 0.08) 0%, transparent 60%),
        #000000;
    z-index: -2;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 50% 20%, rgba(0, 212, 170, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 50% 80%, rgba(0, 122, 255, 0.15) 0%, transparent 60%);
    backdrop-filter: blur(2px);
    z-index: -1;
    opacity: 0.5;
    pointer-events: none;
}

.signup-container {
    max-width: 900px;
    width: 100%;
    background: rgba(28, 28, 30, 0.7);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 1;
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header */
.signup-header {
    background: transparent;
    padding: 40px 50px;
    text-align: center;
    color: white;
    position: relative;
}

.brand-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 16px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 122, 255, 0.3);
}

.logo-icon i {
    font-size: 20px;
    color: white;
}

.brand-name {
    font-size: 24px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.3px;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.brand-name:hover {
    opacity: 0.8;
}

.brand-name:visited {
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.signup-header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.signup-header p {
    font-size: 16px;
    color: var(--text-secondary);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* Progress Indicator */
.progress-indicator {
    display: flex;
    justify-content: space-between;
    padding: 40px 50px 30px;
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.progress-indicator.two-step {
    justify-content: center;
    gap: 220px;
    max-width: 720px;
    margin: 0 auto;
}

.progress-indicator.two-step .progress-step {
    flex: 0 0 auto;
    min-width: 140px;
}

/* Background track line - positioned behind the circles - starts and ends at step positions */
.progress-indicator::before {
    content: '';
    position: absolute;
    top: 40%;
    left: var(--line-start, 0);
    width: var(--line-width, 0);
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 1;
}

/* Progress fill - positioned behind the circles */
.progress-fill {
    position: absolute;
    top: 40%;
    height: 3px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    z-index: 2;
    transition: width 0.4s ease, left 0.4s ease;
    width: 0%;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 25;
    flex: 1;
    cursor: pointer;
    transition: all 0.2s ease;
}

.step-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 3px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--text-muted);
    transition: all 0.3s ease;
    margin-bottom: 12px;
    position: relative;
    z-index: 30;
    box-shadow: 0 0 0 4px var(--card-bg);
}

.progress-step.active .step-circle {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    border-color: var(--accent-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.4), 0 0 0 4px var(--card-bg);
    position: relative;
    z-index: 30;
}

.progress-step.completed .step-circle {
    background: var(--success);
    border-color: var(--success);
    color: white;
    position: relative;
    z-index: 30;
    box-shadow: 0 0 0 4px var(--card-bg);
}

/* Hover effects for clickable progress steps */
.progress-step:hover .step-circle {
    transform: scale(1.05);
    box-shadow: 0 0 0 4px var(--card-bg), 0 2px 8px rgba(255, 255, 255, 0.1);
}

.progress-step.active:hover .step-circle {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.4), 0 0 0 4px var(--card-bg), 0 0 20px rgba(0, 122, 255, 0.3);
}

.progress-step.completed:hover .step-circle {
    transform: scale(1.05);
    box-shadow: 0 0 0 4px var(--card-bg), 0 2px 8px rgba(0, 200, 150, 0.3);
}

.progress-step:hover .step-label {
    color: var(--accent-blue);
}

/* Locked step feedback animation */
.progress-step.locked-feedback {
    animation: shake 0.5s ease;
}

.progress-step[style*="not-allowed"]:hover .step-circle {
    transform: none;
    box-shadow: 0 0 0 4px var(--card-bg);
}

.progress-step[style*="not-allowed"]:hover .step-label {
    color: var(--text-secondary);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.step-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
}

.progress-step.active .step-label {
    color: var(--accent-blue);
}

.progress-step.completed .step-label {
    color: var(--success);
}

.step-description {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 4px;
}

/* Form Container */
.form-container {
    padding: 0 50px 50px;
}

.form-section {
    display: none;
}

.form-section.active {
    display: block;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

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

/* Form Grid */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.form-grid.single-column {
    grid-template-columns: 1fr;
}

/* Address Grid - 2x3 Layout */
.address-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
    width: 207%;
}

.address-grid .form-group {
    margin-bottom: 0;
    width: 100%;
}

/* Responsive adjustments for address grid */
@media (max-width: 768px) {
    .address-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* Form Row Layout */
.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 24px;
    width: 100%;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
    min-width: 0; /* Prevents flex items from overflowing */
}

.form-row .form-group .form-label {
    display: block;
}

.form-row .form-group .form-control,
.form-row .form-group select.form-control {
    width: 100%;
}

/* Responsive adjustments for form rows */
@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
        gap: 16px;
    }
    
    .form-row .form-group {
        flex: none;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
}
.form-group-confirm-password {
    margin-top: 12px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

/* Ensure form-row doesn't use grid */
.form-grid .form-row {
    display: flex !important;
    grid-column: 1 / -1;
}

.form-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

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

.gst-duplicate-inline-msg {
    margin-top: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    font-size: 13px;
    line-height: 1.45;
    color: #fef3c7;
    border: 1px solid rgba(245, 158, 11, 0.45);
    background: rgba(146, 64, 14, 0.22);
}

.gst-duplicate-inline-msg[hidden] {
    display: none !important;
}

.gst-duplicate-hint {
    position: relative;
    z-index: 5;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 6px;
    min-width: 1.25rem;
    min-height: 1.25rem;
    color: #fbbf24;
    cursor: help;
    font-size: 15px;
    vertical-align: middle;
    pointer-events: auto;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
}

/* Arrow pointing up at the icon (sits between icon and card). */
.gst-duplicate-hint::before {
    content: '';
    position: absolute;
    top: calc(100% + 3px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 101;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 9px solid rgba(30, 41, 59, 0.98);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.18s ease, visibility 0.18s ease, transform 0.18s ease;
}

/* Card below icon so it does not cover fields above (State, etc.). */
.gst-duplicate-hint::after {
    content: attr(data-tooltip);
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    bottom: auto;
    transform: translateX(-50%);
    z-index: 100;
    max-width: 260px;
    padding: 11px 14px 12px;
    border-radius: 12px;
    font-size: 12.5px;
    font-weight: 500;
    letter-spacing: 0.01em;
    line-height: 1.45;
    color: #f1f5f9;
    text-align: left;
    white-space: normal;
    background: linear-gradient(165deg, rgba(30, 41, 59, 0.98) 0%, rgba(15, 23, 42, 0.99) 100%);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-left: 3px solid #f59e0b;
    box-shadow:
        0 4px 6px -1px rgba(0, 0, 0, 0.22),
        0 18px 38px -12px rgba(0, 0, 0, 0.55),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateX(-50%) translateY(6px);
    transition: opacity 0.22s ease, visibility 0.22s ease, transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

.gst-duplicate-hint:hover::before,
.gst-duplicate-hint:focus-visible::before {
    opacity: 1;
    visibility: visible;
}

.gst-duplicate-hint:hover::after,
.gst-duplicate-hint:focus-visible::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.gst-duplicate-hint[hidden] {
    display: none !important;
}

.gst-duplicate-hint[hidden]::before,
.gst-duplicate-hint[hidden]::after {
    content: none;
}

/* Input wrapper for password fields */
.input-wrapper {
    position: relative;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

/* Password toggle button */
.password-toggle {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 18px;
    padding: 0;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--accent-blue);
}

/* Adjust padding for password fields with toggle */
.input-wrapper .form-control {
    padding-right: 48px;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
}

/* Completely disable autofill styling - force normal form-control appearance */
.form-control:-webkit-autofill,
.form-control:-webkit-autofill:hover,
.form-control:-webkit-autofill:focus,
.form-control:-webkit-autofill:active {
    background: rgba(255, 255, 255, 0.05) !important;
    background-color: rgba(255, 255, 255, 0.05) !important;
    -webkit-box-shadow: 0 0 0px 1000px rgba(255, 255, 255, 0.05) inset !important;
    box-shadow: 0 0 0px 1000px rgba(255, 255, 255, 0.05) inset !important;
    color: var(--text-primary) !important;
    -webkit-text-fill-color: var(--text-primary) !important;
    border: 2px solid rgba(255, 255, 255, 0.1) !important;
    caret-color: white !important;
    transition: background-color 5000s ease-in-out 0s;
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Select dropdown styling */
select.form-control {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

select.form-control:focus {
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
    outline: none;
}

select.form-control:disabled {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.6;
}

select.form-control option {
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 8px 12px;
}

/* Combo Box Styling (for City and State datalist inputs) */
.combo-box-wrapper {
    position: relative;
    width: 100%;
}

.combo-box-wrapper .form-control {
    width: 100%;
}

/* Datalist dropdown styling */
datalist option {
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 8px 12px;
}

.form-control.is-invalid {
    border-color: var(--error);
    background: rgba(255, 59, 48, 0.1);
}

.form-control.is-valid {
    border-color: var(--success);
    background: rgba(0, 200, 150, 0.1);
}

.verification-input-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.verification-input-row .form-control {
    flex: 1;
}

.verify-action-btn {
    white-space: nowrap;
    padding: 10px 14px;
    font-size: 13px;
    min-width: 130px;
}

.otp-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

.helper-inline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.helper-inline .form-text {
    margin-top: 6px;
}

.helper-inline .otp-meta {
    margin-top: 6px;
    white-space: nowrap;
}

.verification-otp-row {
    margin-top: 8px;
}

.otp-input {
    letter-spacing: 2px;
}

.otp-input:disabled,
.otp-input[disabled] {
    cursor: not-allowed;
    opacity: 0.65;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    -webkit-text-fill-color: var(--text-muted);
}

.otp-error {
    display: block;
    font-size: 12px;
    color: var(--error);
    min-height: 16px;
    margin-top: 6px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-text {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 6px;
    line-height: 1.5;
}

.invalid-feedback {
    font-size: 13px;
    color: var(--error);
    margin-top: 6px;
    display: none;
    align-items: center;
    gap: 6px;
}

.form-control.is-invalid + .invalid-feedback {
    display: flex;
}

/* File Upload Styles */
.file-upload-wrapper {
    position: relative;
}

/* ================================
   Stage 3: Account Security layout (scoped)
   ================================ */
#section3 .security-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 24px;
    align-items: start;
    margin-bottom: 32px;
}

#section3 .security-col-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

#section3 .security-col-right .strength-panel {
    /* background: var(--card-bg); */
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 16px;
    backdrop-filter: blur(8px);
}

#section3 .strength-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

#section3 .strength-req {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

#section3 .strength-req .req-item {
    position: relative;
    padding-left: 22px;
    font-size: 13px;
    color: var(--text-secondary);
}

#section3 .strength-req .req-item::before {
    content: '✕';
    position: absolute;
    left: 0;
    top: 0;
    line-height: 1;
    color: var(--text-muted);
}

#section3 .strength-req .req-item.met {
    color: var(--success);
}

#section3 .strength-req .req-item.met::before {
    content: '✓';
    color: var(--success);
}

@media (max-width: 900px) {
    #section3 .security-grid {
        grid-template-columns: 1fr;
    }
}

.file-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.file-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 40px 20px;
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    min-height: 120px;
}

.file-upload-label:hover {
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.05);
}

.file-upload-label i {
    font-size: 36px;
    color: var(--accent-blue);
    margin-bottom: 8px;
}

.file-upload-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.file-upload-hint {
    font-size: 13px;
    color: var(--text-muted);
}

.upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.preview-content {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    position: relative;
}

.preview-content img {
    max-width: 200px;
    max-height: 120px;
    object-fit: contain;
    border-radius: 8px;
}


.file-remove-btn {
    position: absolute !important;
    top: 8px !important;
    right: 8px !important;
    width: 24px !important;
    height: 24px !important;
    border-radius: 50% !important;
    background: rgba(0, 0, 0, 0.7) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    color: white !important;
    cursor: pointer !important;
    display: none !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 12px !important;
    transition: all 0.2s ease !important;
    backdrop-filter: blur(4px) !important;
    z-index: 10 !important;
    margin: 0 !important;
    padding: 0 !important;
    box-shadow: none !important;
    outline: none !important;
}

.file-remove-btn:hover {
    background: rgba(255, 59, 48, 0.9) !important;
    border-color: rgba(255, 59, 48, 0.5) !important;
    transform: scale(1.05) !important;
}

.file-remove-btn.show {
    display: flex !important;
}

.file-remove-btn i {
    font-size: 10px !important;
    line-height: 1 !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Password Strength Indicator */
.password-strength {
    margin-top: 8px;
    display: none;
}

.password-strength.show {
    display: block;
}

.strength-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 4px;
}

.strength-fill {
    height: 100%;
    transition: all 0.3s ease;
    width: 0%;
}

.strength-fill.weak {
    width: 33%;
    background: var(--error);
}

.strength-fill.medium {
    width: 66%;
    background: var(--warning);
}

.strength-fill.strong {
    width: 100%;
    background: var(--success);
}

.strength-text {
    font-size: 12px;
    font-weight: 600;
}

.strength-text.weak {
    color: var(--error);
}

.strength-text.medium {
    color: var(--warning);
}

.strength-text.strong {
    color: var(--success);
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.btn {
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 122, 255, 0.4);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.08);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), var(--accent-teal));
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 200, 150, 0.4);
}

.btn-link {
    background: none;
    border: none;
    color: var(--accent-blue);
    padding: 0;
    text-decoration: none;
}

.btn-link:hover {
    text-decoration: underline;
}

/* Messages */
.message {
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 24px;
    display: none;
    align-items: center;
    gap: 12px;
    animation: slideDown 0.3s ease;
}

.message.show {
    display: flex;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-error {
    background: rgba(255, 59, 48, 0.15);
    border: 1px solid var(--error);
    color: var(--error);
}

.message-success {
    background: rgba(0, 200, 150, 0.15);
    border: 1px solid var(--success);
    color: var(--success);
}

.message i {
    font-size: 20px;
}

/* Loading Spinner */
.btn-primary .spinner,
.btn-success .spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.btn-primary.loading .btn-text,
.btn-success.loading .btn-text,
.btn-primary.loading i,
.btn-success.loading i {
    display: none;
}

.btn-primary.loading .spinner,
.btn-success.loading .spinner {
    display: block;
}

/* Login Link */
.login-link {
    text-align: center;
    padding: 24px 50px;
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.login-link p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 8px;
}

.login-link a {
    color: var(--accent-blue);
    font-weight: 600;
    text-decoration: none;
}

.login-link a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .signup-container {
        max-width: 95%;
        margin: 20px 10px;
    }

    .signup-header,
    .progress-indicator,
    .form-container,
    .login-link {
        padding-left: 24px;
        padding-right: 24px;
    }

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

    .progress-step {
        flex: 0 0 auto;
    }

    .progress-indicator.two-step {
        gap: 80px;
        max-width: 100%;
    }

    .step-circle {
        width: 44px;
        height: 44px;
        font-size: 16px;
    }

    .step-label {
        font-size: 12px;
    }

    .step-description {
        display: none;
    }

    .form-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Accessibility */
*:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* ============================================================================
   SIGNUP SUCCESS MODAL
   ============================================================================ */
.signup-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: signupFadeIn 0.3s ease;
}

@keyframes signupFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Blur background content when modal is open */
body.signup-modal-open .signup-container {
    filter: blur(4px);
    pointer-events: none;
}

body.signup-modal-open {
    overflow: hidden;
}

.signup-modal-content {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 48px 40px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    max-width: 520px;
    width: 90%;
    text-align: center;
    animation: signupSlideUp 0.3s ease;
    position: relative;
    z-index: 10001;
    /* Ensure modal content is completely clear and in front */
    filter: none !important;
    -webkit-filter: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    transform: translateZ(0);
    will-change: transform;
}

@keyframes signupSlideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.signup-modal-icon {
    margin-bottom: 24px;
}

.signup-modal-icon i {
    font-size: 64px;
    color: var(--success);
    background: rgba(0, 200, 150, 0.15);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.signup-modal-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.signup-modal-message {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.signup-modal-close-btn {
    width: 100%;
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 122, 255, 0.3);
}

.signup-modal-close-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 122, 255, 0.4);
    filter: brightness(1.1);
}

.signup-modal-close-btn:active {
    transform: translateY(0);
}

/* ============================================================================
   SIGNUP — 4K / 8K viewport fill
   Scoped to body.signup-page (@media min-width: 3840px).
   ============================================================================ */
@media (min-width: 3840px) {
    html:has(body.signup-page) {
        background: #000000;
    }

    html:has(body.signup-page),
    body.signup-page {
        height: 100vh !important;
        height: 100dvh !important;
        max-height: 100vh !important;
        max-height: 100dvh !important;
        width: 100%;
        max-width: none !important;
        margin: 0 !important;
        padding: 48px !important;
        overflow-x: hidden;
        overflow-y: auto;
        transform: none !important;
        transform-origin: top left !important;
        box-sizing: border-box;
        -webkit-font-smoothing: subpixel-antialiased;
        -moz-osx-font-smoothing: auto;
        text-rendering: geometricPrecision;
    }

    body.signup-page .signup-container {
        width: 100%;
        max-width: 1100px;
        box-sizing: border-box;
    }

    body.signup-page::before,
    body.signup-page::after {
        display: none !important;
        content: none !important;
        backdrop-filter: none !important;
    }
}