/* ═══════════ Vidyasetu.notes Login Page Styles ═══════════ */

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

html {
    scroll-behavior: smooth;
}

/* ───── Scrollbar ───── */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 999px;
}

/* ───── Floating Particles ───── */
.particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    opacity: 0;
}

/* ───── Fireflies ───── */
.firefly {
    position: absolute;
    pointer-events: none;
    z-index: 5;
    width: 30px;
    height: 30px;
}

.firefly svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

/* Wing flapping animation */
.firefly .wing-left {
    transform-origin: 15px 12px;
    animation: flap-left var(--flap-speed, 0.15s) ease-in-out infinite alternate;
}

.firefly .wing-right {
    transform-origin: 15px 12px;
    animation: flap-right var(--flap-speed, 0.15s) ease-in-out infinite alternate;
}

@keyframes flap-left {
    0% {
        transform: rotate(-5deg) scaleY(1);
    }

    100% {
        transform: rotate(-35deg) scaleY(0.7);
    }
}

@keyframes flap-right {
    0% {
        transform: rotate(5deg) scaleY(1);
    }

    100% {
        transform: rotate(35deg) scaleY(0.7);
    }
}

/* Glowing abdomen pulse */
.firefly .glow-abdomen {
    animation: abdomen-glow var(--glow-speed, 1.8s) ease-in-out infinite alternate;
}

@keyframes abdomen-glow {
    0% {
        opacity: 0.4;
        filter: drop-shadow(0 0 2px color-mix(in srgb, var(--primary-color) 30%, transparent));
    }

    50% {
        opacity: 1;
        filter: drop-shadow(0 0 8px color-mix(in srgb, var(--primary-color) 90%, transparent)) drop-shadow(0 0 16px color-mix(in srgb, var(--primary-color) 40%, transparent));
    }

    100% {
        opacity: 0.6;
        filter: drop-shadow(0 0 4px color-mix(in srgb, var(--primary-color) 50%, transparent));
    }
}

/* ───── Lamp Glow Cone ───── */
.lamp-light-cone {
    position: absolute;
    top: 105px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 120px solid transparent;
    border-right: 120px solid transparent;
    border-top: 340px solid color-mix(in srgb, var(--primary-color) 6%, transparent);
    filter: blur(25px);
    pointer-events: none;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ───── Lamp Toggle Transitions ───── */
body {
    transition: background-color 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

#lamp-glow,
#bg-glow {
    transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

#login-card {
    transition: opacity 0.25s ease, transform 0.25s ease;
}

#lamp-shade {
    transition: box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1),
        border-bottom-color 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ───── Lamp OFF overrides ───── */
body.lamp-off {
    background-color: #0a0c0f !important;
}

body.lamp-off #lamp-glow {
    opacity: 0 !important;
    transform: scale(0.6);
}

body.lamp-off #bg-glow {
    opacity: 0 !important;
}

body.lamp-off .lamp-light-cone {
    opacity: 0 !important;
}

body.lamp-off #lamp-shade {
    box-shadow: none !important;
    border-bottom-color: #3f3f46 !important;
}

body.lamp-off #login-card {
    opacity: 0;
    transform: translateY(6px) scale(0.99);
    pointer-events: none;
}

body.lamp-off #pill-chain-ball {
    background-color: #71717a !important;
    box-shadow: none !important;
}

body.lamp-off .particle {
    opacity: 0 !important;
}

body.lamp-off .firefly {
    opacity: 0 !important;
    transition: opacity 0.3s;
}

body.lamp-off #main-header {
    opacity: 0.25;
}

body.lamp-off #lamp-status-text {
    opacity: 1 !important;
}

/* ───── Chain pull animation ───── */
.chain-pull {
    animation: pull-down 0.4s ease-in-out;
}

@keyframes pull-down {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(18px);
    }

    100% {
        transform: translateY(0);
    }
}

/* ───── Button shimmer ───── */
.btn-shimmer {
    position: relative;
    overflow: hidden;
}

.btn-shimmer::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.12) 50%,
            transparent 100%);
    transform: rotate(25deg) translateX(-100%);
    transition: transform 0.6s;
}

.btn-shimmer:hover::after {
    transform: rotate(25deg) translateX(100%);
}

/* ───── Social btn hover ───── */
.social-btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* ───── Input focus glow ───── */
.input-glow:focus-within {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary-color) 25%, transparent),
        0 0 20px color-mix(in srgb, var(--primary-color) 8%, transparent);
}

/* ───── Tooltip for lamp ───── */
#lamp-tooltip {
    opacity: 0;
    transition: opacity 0.3s;
}

#pull-chain-container:hover #lamp-tooltip {
    opacity: 1;
}

/* ───── Loader animation ───── */
.loader-spin {
    animation: spin 1s linear infinite;
}

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

/* ───── Toast Notifications ───── */
.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: 14px;
    pointer-events: auto;
    min-width: 260px;
    max-width: 380px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

.toast-success {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.2);
}

.toast-success .toast-icon {
    color: #34d399;
    filter: drop-shadow(0 0 6px rgba(16, 185, 129, 0.5));
}

.toast-error {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.2);
}

.toast-error .toast-icon {
    color: #f87171;
    filter: drop-shadow(0 0 6px rgba(239, 68, 68, 0.5));
}

.toast-info {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(59, 130, 246, 0.2);
}

.toast-info .toast-icon {
    color: #60a5fa;
    filter: drop-shadow(0 0 6px rgba(59, 130, 246, 0.5));
}

.toast-message {
    font-size: 13px;
    font-weight: 500;
    color: #e2e8f0;
    line-height: 1.4;
}

/* ───── Google Button States ───── */
.social-btn.btn-loading {
    opacity: 0.7;
    pointer-events: none;
    cursor: wait;
}

.social-btn.btn-success {
    border-color: rgba(16, 185, 129, 0.25) !important;
    background: rgba(16, 185, 129, 0.08) !important;
    pointer-events: none;
}