@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-bg: rgba(255, 255, 255, 0.75);
    --text-main: #111827;
    --text-muted: #4b5563;
    --error-color: #ef4444;
    --success-color: #10b981;
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.1);
}

/* Modal Overlay */
.email-otp-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 999999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.email-otp-overlay.active {
    opacity: 1;
    visibility: visible;
}

.email-otp-overlay.active .email-otp-card {
    transform: scale(1) translateY(0);
}

.email-otp-overlay .email-otp-card {
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Close Button */
.email-otp-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: rgba(0, 0, 0, 0.05);
    border: none;
    border-radius: 50%;
    font-size: 24px;
    line-height: 1;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.email-otp-close:hover {
    background: rgba(0, 0, 0, 0.1);
    color: var(--text-main);
    transform: rotate(90deg);
}

.email-otp-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    font-family: 'Outfit', sans-serif;
}

.email-otp-card {
    position: relative;
    background: var(--card-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-radius: 24px;
    padding: 48px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    width: 100%;
    max-width: 440px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.email-otp-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 45px 0 rgba(31, 38, 135, 0.15);
}

.email-otp-card h2 {
    margin-bottom: 12px;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.025em;
}

.email-otp-card p {
    color: var(--text-muted);
    margin-bottom: 36px;
    line-height: 1.6;
    font-size: 15px;
}

.input-group {
    position: relative;
    margin-bottom: 28px;
    text-align: left;
}

.input-group input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid rgba(229, 231, 235, 0.8);
    border-radius: 12px;
    outline: none;
    font-size: 16px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.5);
    color: var(--text-main);
}

.input-group input:focus {
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.input-group label {
    position: absolute;
    left: 14px;
    top: -10px;
    background: white;
    padding: 0 6px;
    font-size: 12px;
    color: var(--primary-color);
    font-weight: 600;
    border-radius: 4px;
    pointer-events: none;
}

.otp-btn {
    width: 100%;
    padding: 16px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(99, 102, 241, 0.2), 0 2px 4px -1px rgba(99, 102, 241, 0.1);
}

.otp-btn:hover {
    background: var(--primary-hover);
    transform: scale(1.02);
    box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.3);
}

.otp-btn:active {
    transform: scale(0.98);
}

.otp-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.otp-link-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    margin-top: 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
    text-decoration: none;
    display: inline-block;
}

.otp-link-btn:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.otp-message {
    margin-top: 24px;
    font-size: 14px;
    font-weight: 500;
    padding: 10px;
    border-radius: 8px;
    display: none;
    animation: slideUp 0.3s ease-out;
}

.otp-message.active {
    display: block;
}

.otp-message.error {
    background: #fef2f2;
    color: var(--error-color);
    border: 1px solid #fee2e2;
}

.otp-message.success {
    background: #f0fdf4;
    color: var(--success-color);
    border: 1px solid #dcfce7;
}

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#email-otp-step-1,
#email-otp-step-2 {
    animation: slideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Loading Spinner - Micro-animation */
.otp-btn.loading {
    color: transparent;
    position: relative;
}

.otp-btn.loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin: -10px 0 0 -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

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

/* Mobile Responsiveness */
@media (max-width: 480px) {
    .email-otp-card {
        padding: 32px 24px;
        border-radius: 0;
        box-shadow: none;
        background: white;
        backdrop-filter: none;
        border: none;
        height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .email-otp-container {
        padding: 0;
        background: white;
    }
}