/**
 * DiabloDesign Typewriter Module
 * @package     DiabloDesign.Module
 * @subpackage  mod_dd_typewriter
 * @author      Paweł Kawka - DiabloDesign
 * @copyright   (C) 2026 DiabloDesign. All rights reserved.
 * @license     GNU General Public License version 2 or later
 */

/* ==========================================================================
   CSS Variables (set via inline styles from PHP)
   ========================================================================== */
.dd-typewriter {
    --dd-tw-text-color: #ffffff;
    --dd-tw-cursor-color: #c60000;
    --dd-tw-font-size: 2rem;
    --dd-tw-font-family: monospace;
    --dd-tw-line-height: 1.6;
    --dd-tw-cursor-blink: 530ms;
    --dd-tw-glow-color: #c60000;
}

/* ==========================================================================
   Main Container
   ========================================================================== */
.dd-typewriter {
    font-family: var(--dd-tw-font-family);
    font-size: var(--dd-tw-font-size);
    line-height: var(--dd-tw-line-height);
    color: var(--dd-tw-text-color);
}

.dd-typewriter__content {
    display: flex;
    flex-direction: column;
}

/* ==========================================================================
   Line Styles
   ========================================================================== */
.dd-typewriter__line {
    display: flex;
    align-items: center;
    min-height: 1.2em;
    position: relative;
}

/* Alignment classes */
.dd-typewriter--align-left .dd-typewriter__line {
    justify-content: flex-start;
    text-align: left;
}

.dd-typewriter--align-center .dd-typewriter__line {
    justify-content: center;
    text-align: center;
}

.dd-typewriter--align-right .dd-typewriter__line {
    justify-content: flex-end;
    text-align: right;
}

.dd-typewriter__text {
    display: inline;
    white-space: pre-wrap;
    word-break: break-word;
}

/* ==========================================================================
   Cursor Styles
   ========================================================================== */
.dd-typewriter__cursor {
    display: inline-block;
    color: var(--dd-tw-cursor-color);
    font-weight: bold;
    animation: dd-typewriter-blink var(--dd-tw-cursor-blink) step-end infinite;
    margin-left: 2px;
    user-select: none;
}

.dd-typewriter__cursor--hidden {
    opacity: 0 !important;
    visibility: hidden !important;
}

@keyframes dd-typewriter-blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}

/* Active line - cursor stops blinking while typing */
.dd-typewriter__line--active .dd-typewriter__cursor {
    animation: none;
    opacity: 1;
}

/* ==========================================================================
   Glow Effect
   ========================================================================== */
.dd-typewriter--glow .dd-typewriter__text,
.dd-typewriter--glow .dd-typewriter__cursor {
    text-shadow: 
        0 0 5px var(--dd-tw-glow-color),
        0 0 10px var(--dd-tw-glow-color),
        0 0 20px var(--dd-tw-glow-color),
        0 0 40px var(--dd-tw-glow-color);
}

/* ==========================================================================
   State Classes
   ========================================================================== */
.dd-typewriter__line--complete {
    /* Line is fully typed */
}

.dd-typewriter--complete {
    /* All lines are typed */
}

/* ==========================================================================
   Static Mode (SP Page Builder Editor)
   ========================================================================== */
.dd-typewriter--static {
    /* Editor preview mode - no animation */
}

.dd-typewriter--static .dd-typewriter__line {
    /* All lines visible */
}

.dd-typewriter--static .dd-typewriter__text {
    /* Text fully visible */
}

.dd-typewriter--static .dd-typewriter__cursor {
    /* Cursor visible only on last line (handled by PHP) */
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 768px) {
    .dd-typewriter {
        --dd-tw-font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .dd-typewriter {
        --dd-tw-font-size: 1.2rem;
    }
}

/* ==========================================================================
   DiabloDesign Themes (optional utility classes)
   ========================================================================== */

/* Dark background theme */
.dd-typewriter--dark {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 8px;
    border: 2px solid var(--dd-tw-cursor-color);
}

/* Terminal style */
.dd-typewriter--terminal {
    background: #0d1117;
    padding: 1.5rem 2rem;
    border-radius: 8px;
    border: 1px solid #30363d;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.dd-typewriter--terminal::before {
    content: "● ● ●";
    display: block;
    color: #8b949e;
    font-size: 0.6rem;
    letter-spacing: 4px;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #30363d;
}

/* Gradient text (modern browsers) */
.dd-typewriter--gradient .dd-typewriter__text {
    background: linear-gradient(135deg, #c60000 0%, #ff6b6b 50%, #c60000 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: dd-gradient-shift 3s ease infinite;
}

@keyframes dd-gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* Underline effect on complete */
.dd-typewriter--underline .dd-typewriter__line--complete .dd-typewriter__text {
    position: relative;
}

.dd-typewriter--underline .dd-typewriter__line--complete .dd-typewriter__text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--dd-tw-cursor-color);
    animation: dd-underline-grow 0.3s ease-out forwards;
}

@keyframes dd-underline-grow {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

/* ==========================================================================
   Text Animation Effects
   ========================================================================== */

/* Rainbow Effect - Animated gradient text */
.dd-typewriter--effect-rainbow .dd-typewriter__text {
    background: linear-gradient(
        90deg,
        #ff0000, #ff7f00, #ffff00, #00ff00, #0000ff, #4b0082, #9400d3, #ff0000
    );
    background-size: 400% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: dd-rainbow-shift 4s linear infinite;
}

@keyframes dd-rainbow-shift {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 400% 50%;
    }
}

/* Wave Effect - Letters float up and down */
.dd-typewriter--effect-wave .dd-typewriter__char {
    display: inline-block;
    animation: dd-wave 2s ease-in-out infinite;
}

@keyframes dd-wave {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

/* Bounce Effect - Letters jump in */
.dd-typewriter--effect-bounce .dd-typewriter__char {
    display: inline-block;
    animation: dd-bounce-in 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
    opacity: 0;
    transform: translateY(-20px);
}

@keyframes dd-bounce-in {
    0% {
        opacity: 0;
        transform: translateY(-20px) scale(0.5);
    }
    60% {
        opacity: 1;
        transform: translateY(5px) scale(1.1);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Scramble Effect - Characters shimmer before showing */
.dd-typewriter--effect-scramble .dd-typewriter__char {
    display: inline-block;
}

.dd-typewriter--effect-scramble .dd-typewriter__char--scrambling {
    animation: dd-scramble-flicker 0.1s steps(1) infinite;
}

@keyframes dd-scramble-flicker {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Fade Effect - Letters fade in */
.dd-typewriter--effect-fade .dd-typewriter__char {
    display: inline-block;
    animation: dd-fade-in 0.3s ease-out forwards;
    opacity: 0;
}

@keyframes dd-fade-in {
    0% {
        opacity: 0;
        filter: blur(4px);
    }
    100% {
        opacity: 1;
        filter: blur(0);
    }
}

/* Apply wave animation delay per character */
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(1) { animation-delay: 0s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(2) { animation-delay: 0.1s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(3) { animation-delay: 0.2s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(4) { animation-delay: 0.3s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(5) { animation-delay: 0.4s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(6) { animation-delay: 0.5s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(7) { animation-delay: 0.6s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(8) { animation-delay: 0.7s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(9) { animation-delay: 0.8s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(10) { animation-delay: 0.9s; }
.dd-typewriter--effect-wave .dd-typewriter__char:nth-child(n+11) { animation-delay: 1s; }

/* ==========================================================================
   Glitch Effect - TV distortion
   ========================================================================== */
.dd-typewriter--effect-glitch .dd-typewriter__char {
    display: inline-block;
    position: relative;
    animation: dd-glitch 0.3s ease forwards;
}

.dd-typewriter--effect-glitch .dd-typewriter__char::before,
.dd-typewriter--effect-glitch .dd-typewriter__char::after {
    content: attr(data-char);
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0.8;
}

.dd-typewriter--effect-glitch .dd-typewriter__char::before {
    color: #ff0000;
    animation: dd-glitch-skew 0.4s ease forwards;
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
}

.dd-typewriter--effect-glitch .dd-typewriter__char::after {
    color: #00ffff;
    animation: dd-glitch-skew 0.4s ease reverse forwards;
    clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
}

@keyframes dd-glitch {
    0% {
        opacity: 0;
        transform: translateX(-5px);
    }
    20% {
        opacity: 1;
        transform: translateX(3px) skewX(5deg);
    }
    40% {
        transform: translateX(-2px) skewX(-3deg);
    }
    60% {
        transform: translateX(2px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes dd-glitch-skew {
    0% {
        transform: translateX(-3px);
    }
    25% {
        transform: translateX(2px) skewX(2deg);
    }
    50% {
        transform: translateX(-1px);
    }
    100% {
        transform: translateX(0);
        opacity: 0;
    }
}

/* ==========================================================================
   Neon Effect - Pulsing glow
   ========================================================================== */
.dd-typewriter--effect-neon .dd-typewriter__text {
    animation: dd-neon-pulse 1.5s ease-in-out infinite alternate;
}

.dd-typewriter--effect-neon .dd-typewriter__char {
    display: inline-block;
    animation: dd-neon-flicker 0.15s ease forwards, dd-neon-pulse 1.5s ease-in-out infinite alternate;
    animation-delay: var(--char-delay, 0s), 0s;
}

@keyframes dd-neon-pulse {
    0% {
        text-shadow: 
            0 0 5px var(--dd-tw-text-color),
            0 0 10px var(--dd-tw-text-color),
            0 0 20px var(--dd-tw-cursor-color),
            0 0 40px var(--dd-tw-cursor-color);
    }
    100% {
        text-shadow: 
            0 0 2px var(--dd-tw-text-color),
            0 0 5px var(--dd-tw-text-color),
            0 0 10px var(--dd-tw-cursor-color),
            0 0 20px var(--dd-tw-cursor-color),
            0 0 40px var(--dd-tw-cursor-color),
            0 0 60px var(--dd-tw-cursor-color);
    }
}

@keyframes dd-neon-flicker {
    0% {
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    15% {
        opacity: 0.5;
    }
    20% {
        opacity: 1;
    }
    25% {
        opacity: 0.8;
    }
    100% {
        opacity: 1;
    }
}