/**
 * Stylesheet for the waitlist registration signup form.
 * Implements a modern premium dark card with high-end SaaS gradients,
 * in-field floating labels, custom fonts, and animated button interactions.
 * Also includes styles and animations for the vector success screen.
 */

/* Universal font and reset wrapper to override heavy theme settings */
.kd-signup-container,
.kd-signup-container * {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
    box-sizing: border-box;
    letter-spacing: -0.01em;
}

/* Custom premium scrollbar styles */
.kd-signup-container ::-webkit-scrollbar,
.kd-signup-container select::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
.kd-signup-container ::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}
.kd-signup-container ::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.3) !important;
    border-radius: 4px;
}
.kd-signup-container ::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.6) !important;
}
.kd-signup-container * {
    scrollbar-width: thin;
    scrollbar-color: rgba(99, 102, 241, 0.3) rgba(255, 255, 255, 0.02);
}

.kd-signup-container {
    width: 100%;
    max-width: 440px;
    margin: 2.5rem auto;
}

/* Premium Waitlist Card */
.kd-signup-card {
    background: #0b0f19 !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 24px !important;
    padding: 3rem 2.5rem !important;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5),
                0 0 50px rgba(99, 102, 241, 0.12) !important;
    color: #f8fafc !important;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

/* Subtle ambient background glow in card corner */
.kd-signup-card::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(0,0,0,0) 70%);
    pointer-events: none;
}

.kd-signup-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.25) !important;
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.6),
                0 0 60px rgba(139, 92, 246, 0.18) !important;
}

/* Typography elements */
.kd-signup-header {
    margin-bottom: 2.2rem;
    text-align: center;
}

.kd-signup-title {
    font-size: 2.1rem !important;
    font-weight: 700 !important;
    line-height: 1.2 !important;
    margin: 0 0 0.6rem 0 !important;
    background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 100%) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    letter-spacing: -0.03em !important;
}

.kd-signup-subtitle {
    color: #94a3b8 !important;
    font-size: 0.95rem !important;
    line-height: 1.6 !important;
    margin: 0 !important;
    font-weight: 400 !important;
}

.kd-signup-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

/* Input Fields Container */
.kd-form-group {
    position: relative;
    width: 100%;
}

/* Premium In-Field Input styling */
.kd-input {
    width: 100% !important;
    height: 56px !important;
    padding: 22px 16px 6px 16px !important; /* Space for the inner label at the top */
    background: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 14px !important;
    outline: none !important;
    color: #ffffff !important;
    font-family: inherit !important;
    font-size: 15px !important;
    font-weight: 400 !important;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.kd-input:focus {
    border-color: #6366f1 !important;
    background: rgba(255, 255, 255, 0.05) !important;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2) !important;
}

/* Custom In-field floating label animation */
.kd-label {
    position: absolute !important;
    left: 16px !important;
    top: 18px !important;
    color: #64748b !important;
    font-size: 14px !important;
    font-weight: 400 !important;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1) !important;
    pointer-events: none !important;
    background: transparent !important;
    padding: 0 !important;
    transform: none !important;
}

/* Floating behavior when active or filled */
.kd-input:focus ~ .kd-label,
.kd-input:not(:placeholder-shown) ~ .kd-label {
    top: 8px !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    color: #818cf8 !important;
}

/* Gradient Action Button */
.kd-submit-btn {
    margin-top: 10px !important;
    position: relative;
    width: 100%;
    height: 52px;
    border: none !important;
    border-radius: 14px !important;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%) !important;
    background-size: 200% auto !important;
    color: #ffffff !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3) !important;
}

.kd-submit-btn:hover {
    background-position: right center !important;
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.5) !important;
    transform: translateY(-2px);
}

.kd-submit-btn:active {
    transform: translateY(1px);
}

.kd-submit-btn:disabled {
    background: #1e293b !important;
    color: #475569 !important;
    cursor: not-allowed;
    box-shadow: none !important;
    transform: none !important;
}

/* Spinner for loading state */
.kd-spinner {
    display: none;
    width: 22px;
    height: 22px;
    border: 3px solid rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: kdwn_spin 0.6s linear infinite;
    position: absolute;
}

.kd-submit-btn.kd-loading .kd-btn-text {
    visibility: hidden;
    opacity: 0;
}

.kd-submit-btn.kd-loading .kd-spinner {
    display: block;
}

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

/* SaaS-style alert messages (used for inline errors) */
.kd-message {
    padding: 1rem 1.2rem !important;
    border-radius: 14px !important;
    font-size: 0.9rem !important;
    line-height: 1.4 !important;
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    font-weight: 500 !important;
    animation: kdwn_fade_in 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.kd-message.kd-success {
    background: rgba(16, 185, 129, 0.08) !important;
    border: 1px solid rgba(16, 185, 129, 0.2) !important;
    color: #34d399 !important;
}

.kd-message.kd-error {
    background: rgba(239, 68, 68, 0.08) !important;
    border: 1px solid rgba(239, 68, 68, 0.2) !important;
    color: #f87171 !important;
}

.kd-message svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

/* ==========================================
 * SUCCESS SCREEN VISUALS & ANIMATIONS
 * ========================================== */

.kd-signup-success-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem 0;
    animation: kdwn_fade_in 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.kd-success-icon-box {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Vector self-drawing checkmark styling */
.kd-checkmark-svg {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: block;
    stroke-width: 3.5;
    stroke: #10b981;
    stroke-miterlimit: 10;
    box-shadow: inset 0px 0px 0px rgba(16, 185, 129, 0);
    animation: kdwn_checkmark_fill .4s ease-in-out .4s forwards, 
               kdwn_checkmark_scale .3s ease-in-out 0s both;
}

.kd-checkmark-circle {
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    stroke-width: 3.5;
    stroke-miterlimit: 10;
    stroke: #10b981;
    fill: none;
    animation: kdwn_stroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.kd-checkmark-check {
    transform-origin: 50% 50%;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    stroke: #10b981;
    animation: kdwn_stroke 0.35s cubic-bezier(0.65, 0, 0.45, 1) 0.55s forwards;
}

@keyframes kdwn_stroke {
    100% { stroke-dashoffset: 0; }
}

@keyframes kdwn_checkmark_scale {
    0%, 100% { transform: none; }
    50% { transform: scale3d(1.15, 1.15, 1); }
}

@keyframes kdwn_checkmark_fill {
    100% { box-shadow: inset 0px 0px 0px 40px rgba(16, 185, 129, 0.1); }
}

/* Success Typography styling */
.kd-success-title {
    font-size: 1.8rem !important;
    font-weight: 700 !important;
    margin: 0 0 0.8rem 0 !important;
    background: linear-gradient(135deg, #34d399 0%, #a7f3d0 100%) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    letter-spacing: -0.02em !important;
    line-height: 1.2 !important;
}

.kd-success-message {
    color: #94a3b8 !important;
    font-size: 1rem !important;
    line-height: 1.6 !important;
    margin: 0 !important;
    font-weight: 400 !important;
    max-width: 320px;
}

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

/* ==========================================
 * PHONE INPUT GROUP WITH COUNTRY CODE
 * ========================================== */

.kd-phone-input-group {
    display: flex !important;
    position: relative !important;
    width: 100% !important;
}

.kd-country-select {
    width: 100px !important;
    height: 56px !important;
    background: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-right: none !important;
    border-radius: 14px 0 0 14px !important;
    padding: 0 28px 0 12px !important;
    color: #ffffff !important;
    outline: none !important;
    font-size: 14px !important;
    line-height: 54px !important;
    cursor: pointer !important;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E") !important;
    background-position: right 8px center !important;
    background-repeat: no-repeat !important;
    background-size: 16px !important;
}

.kd-country-select:focus {
    border-color: #6366f1 !important;
    background: rgba(255, 255, 255, 0.05) !important;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1) !important;
}

.kd-country-select option,
.kd-country-select optgroup {
    background: #0b0f19 !important;
    color: #ffffff !important;
}

.kd-phone-field {
    border-radius: 0 14px 14px 0 !important;
    flex: 1 !important;
    width: calc(100% - 100px) !important;
}

.kd-phone-label {
    left: 116px !important;
}

/* Floating behavior when active or filled (with offset for country code) */
.kd-phone-field:focus ~ .kd-phone-label,
.kd-phone-field:not(:placeholder-shown) ~ .kd-phone-label {
    top: 8px !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    color: #818cf8 !important;
    left: 116px !important;
}

/* ==========================================
 * SOCIAL PROOF & SUBSCRIBER COUNT STYLES
 * ========================================== */

.kd-form-social-proof {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 10px !important;
    margin-top: 14px !important;
    background: rgba(255, 255, 255, 0.02) !important;
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
    padding: 6px 14px !important;
    border-radius: 20px !important;
    backdrop-filter: blur(5px) !important;
    -webkit-backdrop-filter: blur(5px) !important;
}

.kd-avatar-stack {
    display: flex !important;
    align-items: center !important;
}

.kd-avatar {
    width: 22px !important;
    height: 22px !important;
    border-radius: 50% !important;
    border: 1.5px solid #0b0f19 !important;
    margin-left: -6px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
}

.kd-avatar:first-child {
    margin-left: 0 !important;
}

.kd-avatar svg {
    width: 10px !important;
    height: 10px !important;
    color: #ffffff !important;
    fill: currentColor !important;
}

.kd-social-text {
    font-size: 13px !important;
    color: #94a3b8 !important;
    line-height: 1.4 !important;
    font-weight: 400 !important;
}

.kd-social-count {
    color: #a5b4fc !important;
    font-weight: 600 !important;
}

/* Standalone Subscriber Count Badge Widget */
.kd-subscriber-count-badge {
    display: inline-flex !important;
    align-items: center !important;
    padding: 0.8rem 1.4rem !important;
    background: #0b0f19 !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 16px !important;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5),
                0 0 30px rgba(99, 102, 241, 0.08) !important;
    position: relative !important;
    overflow: hidden !important;
    gap: 12px !important;
    font-family: 'Outfit', sans-serif !important;
    color: #f8fafc !important;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
    text-decoration: none !important;
}

.kd-subscriber-count-badge:hover {
    transform: translateY(-2px) !important;
    border-color: rgba(99, 102, 241, 0.3) !important;
    box-shadow: 0 15px 35px -10px rgba(0, 0, 0, 0.6),
                0 0 35px rgba(139, 92, 246, 0.15) !important;
}

.kd-badge-glow {
    position: absolute !important;
    top: -30px !important;
    right: -30px !important;
    width: 80px !important;
    height: 80px !important;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, rgba(0,0,0,0) 70%) !important;
    pointer-events: none !important;
}

.kd-badge-pulse-container {
    width: 12px !important;
    height: 12px !important;
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
}

.kd-badge-pulse-dot {
    width: 8px !important;
    height: 8px !important;
    background: #34d399 !important;
    border-radius: 50% !important;
    display: block !important;
    box-shadow: 0 0 8px #34d399 !important;
}

.kd-badge-pulse-ring {
    width: 16px !important;
    height: 16px !important;
    border: 2px solid #34d399 !important;
    border-radius: 50% !important;
    position: absolute !important;
    animation: kdwn_pulse_expand 1.8s infinite cubic-bezier(0.25, 0, 0, 1) !important;
    opacity: 0 !important;
}

@keyframes kdwn_pulse_expand {
    0% {
        transform: scale(0.5);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.8);
        opacity: 0;
    }
}

.kd-badge-text-container {
    display: flex !important;
    flex-direction: row !important;
    align-items: baseline !important;
    gap: 6px !important;
}

.kd-badge-number {
    font-size: 1.25rem !important;
    font-weight: 700 !important;
    background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    line-height: 1 !important;
}

.kd-badge-label {
    font-size: 0.85rem !important;
    color: #94a3b8 !important;
    font-weight: 400 !important;
    line-height: 1 !important;
    white-space: nowrap !important;
}

/* Consent Checkbox Styling */
.kd-consent-group {
    display: flex !important;
    align-items: flex-start !important;
    gap: 8px !important;
    margin-bottom: 4px !important;
    text-align: left !important;
}

.kd-consent-checkbox {
    margin-top: 4px !important;
    cursor: pointer !important;
    flex-shrink: 0 !important;
    width: 16px !important;
    height: 16px !important;
    accent-color: #6366f1 !important;
}

.kd-consent-label {
    font-size: 0.85rem !important;
    color: #94a3b8 !important;
    line-height: 1.4 !important;
    cursor: pointer !important;
    user-select: none !important;
}

.kd-consent-required {
    color: #ef4444 !important;
}