:root {
    --bg-color: #F8F3FA;
    --text-color: #29212F;
    --card-bg: #FFFFFF;
    --border-color: #DED2E4;

    --primary: #7C3AED;
    --primary-hover: #6929D1;

    --secondary: #F0E5F7;

    --shadow: rgba(70, 35, 85, 0.10);
    --input-bg: #FCFAFD;

    --error: #D04F68;
    --success: #3F8F6B;
}

body.dark {
    --bg-color: #18121D;
    --text-color: #F5EFF8;
    --card-bg: #241B2B;
    --border-color: #45364D;

    --primary: #A78BFA;
    --primary-hover: #BDA8FF;

    --secondary: #33243D;

    --shadow: rgba(0, 0, 0, 0.32);
    --input-bg: #201823;

    --error: #EF788B;
    --success: #72C49A;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
    cursor: none;
}

header {
    height: 70px;
    background: var(--card-bg);
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    box-shadow: 0 2px 8px var(--shadow);
}

header h1 {
    font-size: 28px;
    margin: 0;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.icon-button {
    width: 42px;
    height: 42px;
    cursor: pointer;
    padding: 0;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    text-decoration: none;
}

.icon-button:hover {
    background: var(--secondary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.icon-button svg {
    width: 20px;
    height: 20px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-logo {
    height: 40px;
    width: auto;
    border-radius: 100%;
    border: 2px solid var(--text-color);
}

.signup-main {
    flex: 1;
    display: flex;
    justify-content: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--bg-color) 0%, var(--secondary) 100%);
}

.signup-card {
    width: 100%;
    max-width: 720px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 8px 32px var(--shadow);
    height: fit-content;
}

.signup-header {
    text-align: center;
    margin-bottom: 28px;
}

.signup-header h2 {
    margin: 0 0 8px 0;
    font-size: 26px;
    font-weight: 700;
}

.signup-header p {
    margin: 0;
    font-size: 14px;
    opacity: 0.7;
}

.step-indicator {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 32px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.step-dot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    min-width: 56px;
}

.step-dot span {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--secondary);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-color);
    transition: all 0.2s ease;
}

.step-dot label {
    font-size: 10.5px;
    font-weight: 600;
    opacity: 0.6;
    text-align: center;
    white-space: nowrap;
}

.step-dot.active span {
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    border-color: transparent;
    color: white;
}

.step-dot.active label {
    opacity: 1;
    color: var(--primary);
}

.step-dot.completed span {
    background: var(--success);
    border-color: transparent;
    color: white;
}

.step-line {
    width: 24px;
    height: 2px;
    background: var(--border-color);
    margin-top: 15px;
    flex-shrink: 0;
}

.step-panel {
    display: none;
}

.step-panel.active {
    display: block;
    animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-panel h3 {
    margin: 0 0 6px 0;
    font-size: 19px;
    font-weight: 700;
}

.step-hint {
    font-size: 13px;
    opacity: 0.65;
    margin: 0 0 20px 0;
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 4px;
}

.form-row .form-group {
    flex: 1;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 70px;
}

.error-message {
    color: var(--error);
    font-size: 13px;
    margin-top: 4px;
    min-height: 16px;
}

.dynamic-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 16px;
}

.dynamic-row {
    position: relative;
    border: 2px solid var(--border-color);
    border-radius: 14px;
    padding: 16px 44px 4px 16px;
    background: var(--bg-color);
}

.remove-row-button {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 26px;
    height: 26px;
    border-radius: 8px;
    border: none;
    background: var(--secondary);
    color: var(--error);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.remove-row-button:hover {
    background: rgba(239, 68, 68, 0.15);
}

.remove-row-button svg {
    width: 14px;
    height: 14px;
}

.add-row-button {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: 2px dashed var(--border-color);
    background: transparent;
    color: var(--text-color);
    font-weight: 600;
    font-size: 13.5px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.add-row-button:hover {
    border-color: var(--primary);
    background: var(--secondary);
}

.skill-input-row {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}

.skill-input-row input {
    flex: 1;
    padding: 12px 14px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 14px;
    font-family: inherit;
}

.skill-input-row select {
    padding: 12px 14px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 13.5px;
}

.add-chip-button {
    padding: 12px 18px;
    border-radius: 10px;
    border: none;
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    color: white;
    font-weight: 700;
    font-size: 13.5px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.add-chip-button:hover {
    transform: translateY(-1px);
}

.chips-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    min-height: 20px;
}

.skill-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 8px 8px 14px;
    border-radius: 100px;
    background: var(--secondary);
    border: 2px solid var(--border-color);
    font-size: 13px;
    font-weight: 600;
}

.skill-chip .chip-level {
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 100px;
    background: var(--input-bg);
}

.skill-chip .chip-remove {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--error);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-chip .chip-remove:hover {
    background: rgba(239, 68, 68, 0.15);
}

.skill-chip .chip-remove svg {
    width: 12px;
    height: 12px;
}

.otp-row {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}

.otp-box {
    width: 48px;
    height: 56px;
    text-align: center;
    font-size: 20px;
    font-weight: 700;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--secondary);
    color: var(--text-color);
    opacity: 0.5;
}

.otp-disabled-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    padding: 4px 10px;
    border-radius: 100px;
    background: var(--secondary);
    border: 1px solid var(--border-color);
    opacity: 0.7;
}

.step-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
}

.primary-button {
    padding: 14px 26px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    color: white;
    cursor: pointer;
    font-size: 14.5px;
    font-weight: 700;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

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

.secondary-button {
    padding: 14px 22px;
    border-radius: 12px;
    border: 2px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-color);
    cursor: pointer;
    font-size: 14.5px;
    font-weight: 700;
    transition: all 0.2s ease;
}

.secondary-button:hover {
    background: var(--secondary);
    border-color: var(--primary);
}

#toast-container {
    position: fixed;
    top: 88px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    box-shadow: 0 8px 24px var(--shadow);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
    min-width: 260px;
    max-width: 380px;
    pointer-events: auto;
    animation: toastIn 0.25s ease;
}

.toast.hide {
    animation: toastOut 0.25s ease forwards;
}

.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--error); }

.toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.toast.success .toast-icon { background: var(--success); }
.toast.error .toast-icon { background: var(--error); }

.toast-icon svg {
    width: 13px;
    height: 13px;
}

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

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

@media screen and (max-width: 768px) {
    header {
        padding: 0 16px;
        height: 60px;
    }

    header h1 {
        font-size: 20px;
    }

    .header-logo {
        height: 32px;
    }

    .signup-main {
        padding: 20px 12px;
    }

    .signup-card {
        padding: 24px 18px;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .step-dot label {
        display: none;
    }

    .step-nav {
        flex-direction: column-reverse;
        gap: 12px;
    }

    .step-nav .primary-button,
    .step-nav .secondary-button {
        width: 100%;
    }

    #toast-container {
        top: 72px;
        right: 12px;
        left: 12px;
    }

    .toast {
        min-width: 0;
        max-width: none;
        width: 100%;
    }

    #custom-cursor {
        display: none !important;
    }

    body {
        cursor: default;
    }
}

#custom-cursor {
    position: fixed;
    width: 1rem;
    height: 1rem;
    background-color: #7845c0;
    border-radius: 9999px;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
    transition: transform 0.2s ease-out, background-color 0.2s ease-out;
    transform: translate(-50%, -50%) scale(1);
}

.otp-send-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
}

.otp-send-button {
    padding: 9px 16px;
    font-size: 13px;
}

.otp-verify-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.otp-inline-button {
    padding: 10px 18px;
    font-size: 13.5px;
}

.email-verified-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    color: var(--success);
}

#verify-otp-row .otp-box {
    opacity: 1;
}

#verify-otp-row .otp-box:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#verify-otp-row .otp-box.otp-filled {
    border-color: var(--primary);
}